vol. 265, no. 33 the journal of november 25, 1990 ... · iv 20394 preferential inhibition of the...

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Vol. 265, No. 33 The Journal of November 25, 1990 Biological Chemistry Copyright 0 1990 by the American Society for Biochemistry and Molecular Biology, Inc. 428 East Preston St.. Baltimore, MD 21202 U.S.A. 20053 20057 20061 20065 20069 20073 20077 20081 20085 20087 20091 20094 CONTENTS* MINIREVIEW Ribonuclease P. Postscript. Sidney Altman COMMUNICATIONS Saccharomyces cerevisiae STEl4 gene is required for COOH-terminal methylation of a-factor mating pheromone. Rachel Sterne Marr, Lindley C. Blair, and Jeremy Thorner Molecular cloning of the fMet-Leu-Phe receptor from neutrophils. Kathleen M. Thomas, Hue Yung Pyun, and Javier Navarro Mapping of a retinoic acid-responsive element in the promoter region of the complement factor H gene. Pura Munoz-Canoves, Dennis P. Vik, and Brian F. Tack Minimum substrate sequence for signal peptidase I of Escherichia coli. Inderjit K. Dev, Paul H. Ray, and Paul Novak Tyrosine 385 of prostaglandin endoperoxide syn- thase is required for cyclooxygenase catalysis. Teruhiko Shimokawa, Richard J. Kulmacz, David L. Dewitt, and William L. Smith Immunochemical analysis of the exposure of high mobility group protein 14 and 17 surfaces in chro- matin. Michael Bustin, Massimo P. Crippa, and James M. Pash Transcriptional activation of G.a expression by re- tinoic acid and parathyroid hormone-related pro- tein in F9 teratocarcinoma cells. Samuel D. H. Ghan, Gordon J. Strewler, and Robert A. Nissenson Tyrosine radicals in Photosystem II and related model compounds. Characterization by isotopic labeling and EPR spectroscopy. Bridgette A. Barry, Mohamed R El-Deeb, Peter 0. San- dusky, and Gerald T. Babcock 20144 Claude G. Lerner, Tatsuhiko Kobayashi, and Masayori Inouye Isolation of subtilisin pro-sequence mutations that affect formation of active protease by localized ran- dom polymerase chain reaction mutagenesis. Joseph E. Stukey, Virginia M. McDonough, and Charles E. Martin The OLEI gene of Saccharomyces cerevisiae en- codes the A9 fatty acid desaturase and can be func- tionally replaced by the rat stearoyl-CoA desaturase gene. Molecular cloning by hybrid arrest of translation in Xenopus laevis oocytes. Identification of a cDNA encoding the type I iodothyronine 5’-deiodinase from rat liver. Donald L. St. Germain, Walburga Dittrich, Christine M. Morganelli, and Vincent Cryns 20150 Sequential degradation of chondroitin sulfate in molluscs. Desulfation of chondroitin sulfate without prior depolymerization by a novel sulfatase from Anomalocardia brasiliana. J. Felipe de Sousa, Jr., Helena B. Nader, and Carl P. Dietrich HIV-l tat gene induces tumor necrosis factor-b (lymphotoxin) in a human B-lymphoblastoid cell line. 20156 K. Jagannadha Sostry, Raghava H. R. Reddy, Raj Pan- dita, Klara Totpal, and Bharat B. Aggarwal Further localization of binding sites for thrombin and protein C in human thrombomodulin. Tatsuya Hayashi, Michitaka Zushi, Shuji Yamamoto, and Koji Suzuki a-Dendrotoxin acceptor from bovine brain is a K+ channel protein. Evidence from the N-terminal se- quence of its larger subunit. 20160 Increased levels of junB and c-jun mRNAs in male germ cells following testicular cell dissociation. Maximal stimulation in prepuberal animals. Victoria E. S. Scott, David N. Parcej, Jeffrey N. Keen, Acacia A. Alciuar, Laura E. Hake, Matthew P. Hardy, John B. C. Findlay, and J. Oliuer Dolly and Norman B. Hecht 20098 20106 20117 20123 20131 20139 ARTICLES Sorting of peroxisomal membrane protein PMP47 from Candida boidinii into peroxisomal membranes of Saccharomyces cerevisiae. Mark T. McCammon, Carl A. Dowds, Kim Orth, Carolyn R. Moomaw, Clive A. Slaughter, and Joel M. Goodman Insulin regulation of hexose transport in mouse 3T3-Ll cells expressing the human HepGZ glucose transporter. Scott A. Harrison, Joanne M. Buxton, Brian M. Clancy, and Michael P. Czech Sequence specificity of mRNA A@-adenosine meth- yltransferase. Tunde Csepany, Alison Lin, Car/ J. Baldick, Jr., and Karen Beemon Hormone-free mouse glucocorticoid receptors overexpressed in Chinese hamster ovary cells are localized to the nucleus and are associated with both hsp70 and hsp90. Edwin R. Sanchez, Margaret Hirst, Lawrence C. Scher- rer, Hsin-Yi Tang, Michael J. Welsh, Jeffrey M. Harmon, S. Stoney Simons, Jr., Gordon M. Ringold, and William B. Pratt Purification and partial amino acid sequence analy- sis of two distinct tumor necrosis factor receptors from HL60 cells. Hansruedi Loetscher, Ernst J. Schlaeger, Hans- Werner Lahm, Yu-Ching E. Pan, Werner Lesslauer, and Manfred Brockhaus * The CONTENTS arranged by Subject Categories will be found immediately fcJllowing these CONTENTS. Full Instructions to Authors will be found in (1990) J. Biol. Chem. 265,595-605, and reprints may be obtained from the editorial office. ii

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Vol. 265, No. 33 The Journal of November 25, 1990

Biological Chemistry Copyright 0 1990 by the American Society for Biochemistry and Molecular Biology, Inc.

428 East Preston St.. Baltimore, MD 21202 U.S.A.

20053

20057

20061

20065

20069

20073

20077

20081

20085

20087

20091

20094

CONTENTS*

MINIREVIEW

Ribonuclease P. Postscript. Sidney Altman

COMMUNICATIONS

Saccharomyces cerevisiae STEl4 gene is required for COOH-terminal methylation of a-factor mating pheromone.

Rachel Sterne Marr, Lindley C. Blair, and Jeremy Thorner

Molecular cloning of the fMet-Leu-Phe receptor from neutrophils.

Kathleen M. Thomas, Hue Yung Pyun, and Javier Navarro

Mapping of a retinoic acid-responsive element in the promoter region of the complement factor H gene.

Pura Munoz-Canoves, Dennis P. Vik, and Brian F. Tack

Minimum substrate sequence for signal peptidase I of Escherichia coli.

Inderjit K. Dev, Paul H. Ray, and Paul Novak

Tyrosine 385 of prostaglandin endoperoxide syn- thase is required for cyclooxygenase catalysis.

Teruhiko Shimokawa, Richard J. Kulmacz, David L. Dewitt, and William L. Smith

Immunochemical analysis of the exposure of high mobility group protein 14 and 17 surfaces in chro- matin.

Michael Bustin, Massimo P. Crippa, and James M. Pash

Transcriptional activation of G.a expression by re- tinoic acid and parathyroid hormone-related pro- tein in F9 teratocarcinoma cells.

Samuel D. H. Ghan, Gordon J. Strewler, and Robert A. Nissenson

Tyrosine radicals in Photosystem II and related model compounds. Characterization by isotopic labeling and EPR spectroscopy.

Bridgette A. Barry, Mohamed R El-Deeb, Peter 0. San- dusky, and Gerald T. Babcock

20144

Claude G. Lerner, Tatsuhiko Kobayashi, and Masayori Inouye

Isolation of subtilisin pro-sequence mutations that affect formation of active protease by localized ran- dom polymerase chain reaction mutagenesis.

Joseph E. Stukey, Virginia M. McDonough, and Charles E. Martin

The OLEI gene of Saccharomyces cerevisiae en- codes the A9 fatty acid desaturase and can be func- tionally replaced by the rat stearoyl-CoA desaturase gene.

Molecular cloning by hybrid arrest of translation in Xenopus laevis oocytes. Identification of a cDNA encoding the type I iodothyronine 5’-deiodinase from rat liver.

Donald L. St. Germain, Walburga Dittrich, Christine M. Morganelli, and Vincent Cryns

20150 Sequential degradation of chondroitin sulfate in molluscs. Desulfation of chondroitin sulfate without prior depolymerization by a novel sulfatase from Anomalocardia brasiliana.

J. Felipe de Sousa, Jr., Helena B. Nader, and Carl P. Dietrich

HIV-l tat gene induces tumor necrosis factor-b (lymphotoxin) in a human B-lymphoblastoid cell line.

20156

K. Jagannadha Sostry, Raghava H. R. Reddy, Raj Pan- dita, Klara Totpal, and Bharat B. Aggarwal

Further localization of binding sites for thrombin and protein C in human thrombomodulin.

Tatsuya Hayashi, Michitaka Zushi, Shuji Yamamoto, and Koji Suzuki

a-Dendrotoxin acceptor from bovine brain is a K+ channel protein. Evidence from the N-terminal se- quence of its larger subunit.

20160 Increased levels of junB and c-jun mRNAs in male germ cells following testicular cell dissociation. Maximal stimulation in prepuberal animals.

Victoria E. S. Scott, David N. Parcej, Jeffrey N. Keen, Acacia A. Alciuar, Laura E. Hake, Matthew P. Hardy, John B. C. Findlay, and J. Oliuer Dolly and Norman B. Hecht

20098

20106

20117

20123

20131

20139

ARTICLES

Sorting of peroxisomal membrane protein PMP47 from Candida boidinii into peroxisomal membranes of Saccharomyces cerevisiae.

Mark T. McCammon, Carl A. Dowds, Kim Orth, Carolyn R. Moomaw, Clive A. Slaughter, and Joel M. Goodman

Insulin regulation of hexose transport in mouse 3T3-Ll cells expressing the human HepGZ glucose transporter.

Scott A. Harrison, Joanne M. Buxton, Brian M. Clancy, and Michael P. Czech

Sequence specificity of mRNA A@-adenosine meth- yltransferase.

Tunde Csepany, Alison Lin, Car/ J. Baldick, Jr., and Karen Beemon

Hormone-free mouse glucocorticoid receptors overexpressed in Chinese hamster ovary cells are localized to the nucleus and are associated with both hsp70 and hsp90.

Edwin R. Sanchez, Margaret Hirst, Lawrence C. Scher- rer, Hsin-Yi Tang, Michael J. Welsh, Jeffrey M. Harmon, S. Stoney Simons, Jr., Gordon M. Ringold, and William B. Pratt

Purification and partial amino acid sequence analy- sis of two distinct tumor necrosis factor receptors from HL60 cells.

Hansruedi Loetscher, Ernst J. Schlaeger, Hans- Werner Lahm, Yu-Ching E. Pan, Werner Lesslauer, and Manfred Brockhaus

* The CONTENTS arranged by Subject Categories will be found immediately fcJllowing these CONTENTS. Full Instructions to Authors will be found in (1990) J. Biol. Chem. 265,595-605, and reprints may be obtained from the editorial office.

ii

20166

. . . 111

20277 Structural and functional analysis of the human thymidylate synthase gene.

Sumiko Kaneda, Josephine Nalbantoglu, Keiichi Take- ishi, Kimiko Shim&, Osamu Gotoh, Takeshi Seno, and Dal Ayusawa

20285 Cellular factors involved in transcription and Tax- mediated trans-activation directed by the TGACGT motifs in human T-cell leukemia virus type I pro- moter.

Yi-Ling Xu, Neeraj Adya, Eric Siores, Qingsheng Gao, and Chou-Zen Giam

20293 Structure-function studies of the SERPIN plasmin- ogen activator inhibitor type 1. Analysis of chimeric strained loop mutants.

20172

20179

20188

20195

20202

20210

20220

20228

20234

20241

20247

20252

20263

20271

“Suicide” inactivation of thromboxane Az synthase. Characteristics of mechanism-based inactivation with isolated enzyme and intact platelets.

David A. Jones and F. A. Fitzpatrick

Mechanisms of inhibition of herpes simplex virus type 2 growth by 28-mer phosphorothioate oligo- deoxycytidine.

Wen-Yi Gao, Jerzy W. Jaroszewski, Jack S. Cohen, and Yung-Chi Cheng

Impaired secretion and fluid-phase endocytosis in the End4 mutant of Chinese hamster ovary cells.

Ru-Hung Wang, Penelope A. Colbaugh, Chia-Yi Kao, Elizabeth A. Rutledge, and Rockford K. Draper

Protein factors that bind to the murine 2’,5’-oli- goadenylate synthetase ME-12 gene 5’ upstream regulatory region.

Cong Yan and Igor Tamm

The carbohydrate structures of a mouse monoclonal IaG antibodv OKT3.

-Hubert Krotkiewski, Gunnar Gronberg, Bozena Krot- kiewska, Bo Nilsson, and Sigfrid Svensson

Channel formation properties of synthetic pardaxin and analogues.

Yechiel Shai, Diana Bach, and Aliza Yanovsky

Import of apocytochrome c into the mitochondrial intermembrane space along a cytochrome c, sorting pathway.

Rosemary A. Stuart, Donald W. Nicholson, Ulla Wien- hues, and Walter Neupert

Activation of membrane guanylate cyclase by an invertebrate peptide hormone.

Michael F. Coy

Amino acid substitutions Phe“’ + Leu and Ser”’ - Pro abolish cortisol and aldosterone synthesis by bovine cytochrome P45011@.

Porunelloor A. Mathew, J. Zan Mason, John M. Trant, Donita Sanders, and Michael R. Waterman

The effect of phosphate and calcium on force gen- eration in glycerinated rabbit skeletal muscle fi- bers. A steady-state and transient kinetic study.

Neil C. Millar and Earl Homsher

Molecular basis of interferon-y and lipopolysaccha- ride enhancement of phagocyte respiratory burst capability. Studies on the gene expression of several NADPH oxidase components.

Marco A. Cassatella, Flavia Bazzoni, Rebecca M. Flynn, Stefano Dusi, Giorgio Trinchieri, and Filippo Rossi

Mouse fl thalassemia, a model for the membrane defects of erythrocytes in the human disease.

Philippe Rouver-Fessard, Karen Lerov- Viard. Chantal Domenget, Amel Mrad, and Yves Beuzard

Biochemical study of a recombinant soluble inter- leukin-2 receptor. Evidence for a homodimeric structure.

Yannick Jacques, Brigitte Le Mauff, Anne Godard, Jeanne Naulet, Michael Concino. Henrv Marsh. Stephen Ip, and Jean-Paul Soulillou ” I

Purification and structure of exendin-3, a new pan- creatic secretagogue isolated from Heloderma hor- ridum venom.

John Eng, P. C. Andrews, Wayne A. Kleinman, Latika Singh, and Jean-Pierre Raufman

Stereoselectivity of lipases. I. Hydrolysis of enan- tiomeric glyceride analogues by gastric and pan- creatic lipases, a kinetic study using the monomo- lecular film technique.

Stephane Ransac, Ewa Rogalska, Youssef Gargouri, Annemieke M. T. J. Deveer, Fritz Paltauf, Gerard H. de Haas, and Robert Verger

Stereoselectivity of lipases. II. Stereoselective hy- drolysis of triglycerides by gastric and pancreatic lipases.

Ewa Rogalska, Stephane Ransac, and Robert Verger

Daniel A. Lawrence, Leif Strandberg, Johan Ericson, and Tor Ny

20302 Human immunodeficiency virus reverse transcrip- tase. Substrate and inhibitor kinetics with thymi- dine 5’-triphosphate and 3’-azido-3’-deoxythymi- dine 5’-triphosphate.

John E. Reardon and Wayne H. Miller

20308 Studies on the mechanism of oxidative phosphoryl- ation. ADP promotion of GDP phosphorylation.

Akemi Matsuno-Yagi and Youssef Hatefi

20314 Translational regulation by steroids. Identification of a steroid modulatory element in the B’-untrans- :a: region of the myelin basic protein messenger

Joseph M. Verdi and Anthony T. Campagnoni

20321 The Gibbs-Donnan near-equilibrium system of heart.

Takashi Masuda, Geoffrey P. Dobson, and Richard L. Veech

20335 A calcium-sensitive fluorescent analog of calmodu- lin based on a novel calmodulin-binding fluoro- phore.

Klaus M. Hahn, Alan S. Waggoner, and D. Lansing Taylor

20346 Intracellular Na+ kinetically interferes with the ro- tation of the Na+-driven flagellar motors of Vibrio alginolyticus.

Satomi Yoshida, Shigeru Sugiyama, Yoshiaki Hojo, Ha- jime Tokuda, and Yasuo Imae

20351 Receptor-mediated calcium influx in PC12 cells. ATP and bradykinin activate two independent pathways.

Cristina Fasolato, Paola Pizza, and Tullio Pozzan

20356 Dissociation of the DNA polymerase III holoenzyme fiz subunits is accompanied by conformational change at distal cysteines 333.

Mark A. Griep and Charles S. McHenry

20364 The liver glucose-6-phosphatase of intact micro- somes is inhibited and displays sigmoid kinetics in the presence of cy-ketoglutarate-magnesium and ox- aloacetate-magnesium chelates.

Gilles Mithieun, Felix V. Vega, and Jean-Paul Riou

20369 Synthetic peptide analogs of DARPP-32 (A& 32,000 dopamine- and CAMP-regulated phosphoprotein), an inhibitor of protein phosphatase- 1. Phosphoryl- ation, dephosphorylation, and inhibitory activity.

Hugh C. Hemmings, Jr., Angus C. Nairn, James I. Elliott, and Paul Greengard

20377 Inactivation of splicing factors in HeLa cells sub- jetted to heat shock.

Ram R. Shukla, Zbigniew Dominski, Tadeusz Zwierzyn- ski, and Ryszard Kole

20384 Active-site residues of 2-keto-4-hydroxyglutarate aldolase from Escherichia coli. Bromopyruvate in- activation and labeling of glutamate 45.

Chris J. Vlahos and Eugene E. Dekker

20390 Molecular cloning of cDNA encoding the C subunit of H’-ATPase from bovine chromaffin granules.

Hannah Nelson, Sreekala Mandiyan, Takato Noumi, Yoshinori Moriyama, May C. Miedel, and Nathan Nelson

iv

20394 Preferential inhibition of the platelet-derived growth factor receptor tyrosine kinase by stauros- porine.

J. Paul Secrist, Inder Sehgal, Garth Powis, and Robert 2’. Abraham

20401 Isolation and primary structure of PARP, a 24-kDa proline- and arginine-rich protein from bovine car- tilage closely related to the N&-terminal domain in collagen (rl(X1).

Peter J. Neame, Carmen N. Young, and James T. Treep

20409 Cleavage specificity of human skin type IV colla- genase (gelatinase). Identification of cleavage sites in type I gelatin, with confirmation using synthetic peptides.

Jo Louise Seltzer, Kathryn T. Akers, Harold Weingarten, Gregory A. Grant, David W. McCourt, and Arthur Z. Eisen

20414 The primary structure of the rat guanylyl cyclase A/atria1 natriuretic peptide receptor gene.

Masaaki Yamaguchi, Laura Jo Rutledge, and David L. Garbers

20421 Disruption of active site interactions with pyridoxal 5’-phosphate and substrates by conservative re- placements in the glycine-rich loop of Escherichia coli D-serine dehydratase.

Michelle Marceau, Sidney D. Lewis, Christopher L. Ko- jiro. Kimberly Mountjoy, and Jules A. Shafer

20430 Molecular diversity of L-type calcium channels. Evidence for alternative splicing of the transcripts of three non-allelic genes.

Edward Perez-Reyes, Xiangyang Wei, Antonio Castel- lane, and Lutz Birnbaumer

20437 Modulation of guanine nucleotides bound to Ras in NIH3T3 cells by oncogenes, growth factors, and the GTPase activating protein (GAP).

Jackson B. Gibbs, Mark S. Marshall, Edward M. Scol- nick, Richard A. F. Dixon, and Ursula S. Vogel

20443 Oxygen radicals generated during anoxia followed by reoxygenation reduce the synthesis of tissue-type piasminogen activator and plasminogen activator inhibitor-l in human endothelial cell culture.

Marie A. Shatos, Jacqueline M. Doherty, David C. Stump, E. Anne Thompson, and Desire Cohen

20449 B Spectrin in human skeletal muscle. Tissue-specific differential processing of 3’ /3 spectrin pre-mRNA generates a @ spectrin isoform with a unique car- boxy1 terminus.

John C. Winkelmann, Fernando F. Costa, Bradley L. Linzie, and Bernard G. Forget

20455 The human neurokinin A (substance K) receptor. Molecular cloning of the gene, chromosome localiza- tion, and isolation of cDNA from tracheal and gas- tric tissues.

Norma P. Gerard, Roger L. Eddy, Jr., Thomas B. Shows, and Craig Gerard

20463 Accumulation of the insoluble Pi2 variant of human a,-antitrypsin within the hepatic endoplasmic retic- ulum does not elevate the steady-state level of grp’irS/BiP.

Kathleen S. Graham, Anhquyen Le, and Richard N. Sifers

20469 Characterization of human 3&hydroxysteroid de- hydrogenase/A’-A”-isomerase gene and its expres- sion in mammalian cells.

Yves Lachance, Van Luu-The, Claude Lab&, Jacques Simard, Martine Dumont, Yvan de Launoit. Sylvain Gu&in, Gilles Leblanc, and Fernand Labrie

20476 Granulocytic differentiation of HL-60 cells is asso- ciated with increase of poly-N-acetyllactosamine in Asn-linked oligosaccharides attached to human ly- sosomal membrane glycoproteins.

Ni Lee, Wei-Chun Wang, and Minoru Fukuda

20488 The polylactosaminoglycans of human lysosomal membrane glycoproteins lamp-l and lamp-2. Local- ization on the peptide backbones.

Sven R. Carlsson and Minoru Fukuda

20496

20506

20517

20524

20533

20539

20547

20555

20563

20570

20577

20585

20589

20594

20602

Evidence for a common mechanism of action for antitumor and antibacterial agents that inhibit type II DNA topoisomerases.

Anne C. Huff and Kenneth N. Kreuzer

The growth factor-like effects of tumor necrosis factor-a. Stimulation of glucose transport activity and induction of glucose transporter and immediate early gene expression in 3T3-Ll preadipocytes.

Peter Cornelius. Melissa Marlowe. M. Douelas Lee. and Phillip H. Pekala ’

Phosphorylation of the epidermal growth factor receptor at threonine 654 inhibits ligand-induced internalization and down-regulation.

Kirk A. Lund, Cheri S. Lazar, William S. Chen, Brenda J. Walsh, John B. Welsh, John J. Herbst, Gordon M. Walton, Michael G. Rosenfeld, Gordon N. Gill, and H. Steven Wiley

Minimal sequence and factor requirements for the initiation of transcription from an atypical, TATA- TAA box-containing housekeeping promoter.

Thomas G. Boyer and Lynne E. Maquat

Distinct transforming growth factor-8 (TGF-8) receptor subsets as determinants of cellular respon- siveness to three TGF-8 isoforms.

Sela Cheifetz, Helen Hernandez, Marikki Laiho, Peter ten Dijke, Kenneth K. Iwata, and Joan Massagt~?

Accommodation of protein synthesis to chronic dep- rivation of intracellular sequestered calcium. A pu- tative role for GRP78.

Margaret A. Brostrom, Christina Cade, Christopher R. Prostko, Debra Gmitter-Yellen, and Charles 0. Brostrom

Purification and reconstitution of the FIFo-ATP synthase from alkaliphilic Bacillus firmus OF4. Evidence that the enzyme translocates H+ but not Na+.

David B. Hicks and Terry A. Krulwich

Endothelin induction of inositol phospholipid hy- drolysis, sarcomere assembly, and cardiac gene expression in ventricular myocytes. A paracrine mechanism for myocardial cell hypertrophy.

Huda E. Shubeita, Patrick M. McDonough, Adrienne N. Harris, Kirk U. Knowlton, Christopher C. Glembotski, Joan Heller Brown, and Kenneth R. Chien

Mouse opsin. Gene structure and molecular basis of multiple transcripts.

Muayyad R. Al- Ubaidi, Steven J. Pitt& Mary S. Cham- pagne, John T. Triantafyllos, James F. McGinnis, and Wolfgang Baehr

Binding of Na+ ions to the Na,K-ATPase increases the reactivity of an essential residue in the ATP binding domain.

Graham C. R. Ellis-Davies and Jack H. Kaplan

The species-specific cell-binding site of the aggre- gation factor from the snonge Microciona wolifera $ a highly repetitive noveiglycan containing glu- curonic acid, fucose, and mannose.

Gradimir N. Misevic and Max M. Burger

OXBOX, a positive transcriptional element of the heart-skeletal muscle ADP/ATP translocator gene.

Kang Li, Judy A. Hodge, and Douglas C. Wallace

Neoplastic transformation is associated with coor- dinate induction of nuclear and cytoplasmic oxida- tive phosphorylation genes.

Antonio Torroni, Georges Stepien, Judy A. Hodge, and Douglas C. Wallace

A conformation-dependent epitope of human plate- let glycoprotein IIIa.

William C. Kouns, C. Denise Wall, Melanie M. White, Carol F. Fox, and Lisa K. Jennings

Mechanism of corticotropin and CAMP induction of mitochondrial cytochrome P450 system enzymes in adrenal cortex cells.

Israel Hanukoglu, Ruth Feuehtwanger, and Aaron Hanukoglu

20609

20616

20621

20627

20634

20641

20646

20653

20662

20667

Expression of wild-type and mutated forms of the catalytic ((I) subunit of Caenorhabditis elegana cas- ein kinase II in Escherichia coli.

Erding Hu and Charles S. Rubin

Apolipoprotein B messenger RNA editing is devel- opmentally regulated and widely expressed in hu- man tissues.

BaBie Teng, Marion Verp, Julia Salomon, and Nicholas 0. Davidson

Sequence of a cDNA that specifies the uridine di- phosphate N-acetyl-D-glucosamine:dolichol phos- phate N-acetylglucosamine- 1 -phosphate transfer- ase from Chinese hamster ovary cells.

Jane R. Scocca and Sharon S. Krag

Association of cell surface heparan sulfate proteo- &cans of Schwann cells with extracellular matrix proteins.

David J. Carey, Deana M. Crumbling, Richard C. Stahl, and Diane M. Evans

Identification of the keratan sulfate attachment sites on bovine fibromodulin.

Anna H. K. Plaas, Peter J. Neame, Catherine M. Nivens, and Lisa Reiss

Differential recognition of ultraviolet lesions by RecA protein. Possible mechanism for preferential targeting of SOS mutagenesis to (6-4) dipyrimidine sites.

Marcie Rosenberg and Harrison Echo/s

A new Acanthamoeba myosin heavy chain. Cloning of the gene and immunological identification of the polypeptide.

Jill A. Horowitz and John A. Hammer, III

A novel adenylylation process in liver plasma mem- brane-bound proteins.

Esteban San Jo&, Albert0 Benguria, and Antonio Villalobo

Isolation of four core histones from human sperm chromatin representing a minor subset of somatic histones.

Joe M. Gatewood, Gary R. Cook, Rod Balhorn, Carl W. Schmid, and E. Morton Bradbury

Zinc-induced secondary structure transitions in hu- man sperm protamines.

Joe M. Gatewood, Gary P. Schroth, Carl W. Schmid, and E. Morton Bradbury

20673

20678

20686

20692

20699

20708

20713

20713

20713

Cellular processing of the interleukin-2 fusion toxin DABdss-IL-2 and efficient delivery of diphtheria fr;;,yent A to the cytosol of target cells requires

Dian; P. Williams, Zilong Wen, R. Scott Watson, Jessica Boyd, Terry B. Strom, and John R. Murphy

Processing of Pseudomonas exotoxin by a cellular protease results in the generation of a 37,000-Da toxin fragment that is translocated to the cytosol.

Masato Ogata, Vijay K. Chaudhury, Ira Pastan, and David J. FitzGerald

Several regions of human estrogen receptor are in- volved in the formation of receptor-heat shock pro- tein 90 complexes.

Bt!atrice Chambraud, Meera Berry, Gkrard Redeuilh, Pierre Chambon, and Etienne-Emile Baulieu

A&nine 127 stabilizes the transition state in car- bocypeptidase.

Margaret A. Phillips, Robert Fletterick, and William J. Rutter

Binding characteristics of IgA 16.4.123, a mono- clonal antibody with specificity for the nonreducing terminal epitope of a-( 1+6)-dextrans. Comparisons between IgA hybridoma 16.4.123 and myeloma w3129.

Eugenia M. Nashed, Guillermo R. Perdomo,, Eduardo A. Padlan, Pavol KovciE, Tsukasa Matsuda, Elvm A. Kabat, and Cornelis P. J. Glaudemans

Protein-DNA interactions at a dioxin-responsive enhancer. Evidence that the transformed Ah recep- tor is heteromeric.

Cornelis J. Elferink, Thomas A. Gasiewicz, and James P. Whitlock, Jr.

ADDITIONS AND CORRECTIONS

Isolation and characterization of a novel large pro- tease accumulated in mammalian cells in the pres- ence of inhibitors. Vol. 264 (1989) 16093-16099.

Akihiko Tsuji and Kotoku Kurachi

A fraction of CD3c subunits exists as disulfide- linked dimers in both human and murine T lympho- cytes. Vol. 265 (1990) 15850-15853.

Yong-Jiu Jin, Shigeo Koyasu, Phili Steinbrich, George E. Tarr, and Ellis

pe Moingeon, Ruth f Reinherz

ATPl 0, a yeast nuclear gene required for the assem- bly of the mitochondrial FI-Fo complex. Vol. 265 (1990) 9952-9959.

Sharon H. Ackerman and Alexander Tzagoloff

xi Cumulative author index. Numbers 1 through 33.

GENERAL INFORMATION

Submit all manuscripts in triplicate to

Editor, The Journal of Biological Chemistry 9650 Rockville Pike Bethesda, MD 20814, U.S.A.

Accepted manuscripts will be published with the implicit understanding that the author(s) will pay a charge per page (miniprint supplement excluded). Current page charges may be obtained by contacting the JBC Office. Under exceptional circumstances, when no source of grant or other support exists, the author(s) may apply, at the time of submission, for a grant-in-aid to Chair- man, Publications Committee, American Society for Biochemistry and Molec- ular Biology, Inc., 9650 Rockville Pike, Bethesda, MD 20814. All such appli- catIons must be countersigned by an appropriate institutional official stating that no funds are available for page charges.

Queries on matters of general editorial policy, requests for reprints of the “Instructions to Authors,” or of the “Editorial Policy and Practices,” or for permission to reproduce any part of a previously published article should be directed to the Journal Editorial Office in Bethesda, telephone 301-530-7150.

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Vol. 265, No. 33

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The Journal of Biological Chemistry

CONTENTS Arranged by Subject Categories

November 25,199O

MINIREVIEW

Ribonuclease P. Postscript. Sidney Altman

CARBOHYDRATES, LIPIDS, AND OTHER NATURAL PRODUCTS

Sequential degradation of chondroitin sulfate in molluscs. Desulfation of chondroitin sulfate without prior depolymerization by a novel sulfatase from Anomalocardia brasiliana.

J. Felipe de Sousa, Jr., Helena B. Nader, and Carl P. Dietrich

The carbohydrate structures of a mouse monoclonal IgG antibody OKT3.

Hubert Krotkiewski, Gunnar Grbnberg, Bozena Krot- kiewska, Bo Nilsson, and Sigfrid Svensson

Granulocytic differentiation of HL-60 cells is asso- ciated with increase of poly-N-acetyllactosamine in Asn-linked oligosaccharides attached to human ly- sosomal membrane glycoproteins.

Ni Lee, Wei-Chun Wang, and Minoru Fukuda

The polylactosaminoglycans of human lysosomal membrane glycoproteins lamp- 1 and lamp-2. Local- ization on the peptide backbones.

Suen R. Carlsson and Minoru Fukuda

The species-specific cell-binding site of the aggre- gation factor from the sponge Microciona prolifera is a highly repetitive novel glycan containing glu- curonic acid, fucose, and mannose.

Gradimir N. Misevic and Max M. Burger

Sequence of a cDNA that specifies the uridine di- phosphate N-acetyl-D-glucosamine:dolichol phos- phate iV-acetylglucosamine-l-phosphate transfer- ase from Chinese hamster ovary cells.

Jane R. Scocca and Sharon S. Krag

Identification of the keratan sulfate attachment sites on bovine fibromodulin.

Anna H. K. P&s, Peter J. Neame, Catherine M. Nivens, and Lisa Reiss

Binding characteristics of IgA 16.4.123, a mono- clonal antibody with specificity for the nonreducing terminal epitope of cu-(1+6)-dextrans. Comparisons between IgA hybridoma 16.4.123 and myeloma w3129. -

Eugenia M. Nashed, Guillermo R. Perdomo, Eduardo A. Padlan. Pavol Kov& Tsukasa Matsuda. Elvin A. Kabat. and Coknelis P. J. Gk&demans

CELL BIOLOGY AND METABOLISM

Saccharomyces cerevisiae STEl4 gene is required for COOH-terminal methylation of a-factor mating pheromone.

Rachel Sterne Marr, Lindley C. Blair, and Jeremy Thorner

Transcriptional activation of G.a expression by re- tinoic acid and parathyroid hormone-related pro- tein in F9 teratocarcinoma cells.

Samuel D. H. Chan, Gordon J. Strewler, and Robert A. Nissenson

Sorting of peroxisomal membrane protein PMP47 from Candida boidinii into peroxisomal membranes of Saccharomyces cerevisiae.

Mark T. McCammon, Carl A. Dowds, Kim Orth, Carolyn R. Moomaw, Clive A. Slaughter, and Joel M. Goodman

Insulin regulation of hexose transport in mouse 3T3-Ll cells expressing the human HepG2 glucose transporter.

Scott A. Harrison, Joanne M. Buxton, Brian M. Clancy, and Michael P. Czech

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20144

20166

20179

20220

20241

20247

20335

20351

20364

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20414

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20443

Hormone-free mouse glucocorticoid receptors overexpressed in Chinese hamster ovary cells are localized to the nucleus and are associated with both hsp70 and hsp90.

Edwin R. Sanchez, Margaret Hirst, Lawrence C. Scher- rer, Hsin-Yi Tang, Michael J. Welsh, Jeffrey M. Harmon, S. Stoney Simons, Jr., Gordon M. Ringold, and William B. Pratt

The OLEI gene of Saccharomyces cerevisiae en- codes the A9 fatty acid desaturase and can be func- tionally replaced by the rat stearoyl-CoA desaturase gene.

Joseph E. Stukey, Virginia M. McDonough, and Charles E. Martin

“Suicide” inactivation of thromboxane AZ synthase. Characteristics of mechanism-based inactivation with isolated enzyme and intact platelets.

David A. Jones and F. A. Fitzpatrick

Impaired secretion and fluid-phase endocytosis in the End4 mutant of Chinese hamster ovary cells.

Ru-Hung Wang, Penelope A. Colbaugh, Chia-Yi Kao, Elizabeth A. Rutledge, and Rockford K. Draper

Activation of membrane guanylate cyclase by an invertebrate peptide hormone.

Michael F. Goy

Molecular basis of interferon-y and lipopolysaccha- ride enhancement of phagocyte respiratory burst capability. Studies on the gene expression of several NADPH oxidase components.

Marco A. Cassatella, Flavia Bazzoni, Rebecca M. Flynn, Stefano Dusi, Giorgio Trinchieri, and Filippo Rossi

Mouse fi thalassemia, a model for the membrane defects of erythrocytes in the human disease.

Philippe Rouyer-Fessard, Karen Leroy- Viard, Chuntal Domenget, Amel Mrad, and Yves Beuzard

A calcium-sensitive fluorescent analog of calmodu- lin based on a novel calmodulin-binding fluoro- phore.

Klaus M. Hahn, Alan S. Waggoner, and D. Lansing Taylor

Receptor-mediated calcium influx in PC12 cells. ATP and bradykinin activate two independent pathways.

Cristina Fasolato, Paola Pizzo, and Tullio Pozzan

The liver glucose-6-phosphatase of intact micro- somes is inhibited and displays sigmoid kinetics in the presence of a-ketoglutarate-magnesium and ox- aloacetate-magnesium chelates.

Gilles Mithieux, Felix V. Vega, and Jean-Paul Riou

Preferential inhibition of the platelet-derived growth factor receptor tyrosine kinase by stauros- porine.

J. Paul Secrist. lnder Sehtal, Garth Powis, and Robert T. Abraham

The primary structure of the rat guanylyl cyclase A/atria1 natriuretic peptide receptor gene.

Masaaki Yamaguchi, Laura Jo Rutledge, and David L. Garbers

Modulation of guanine nucleotides bound to Ras in NIH3T3 cells by oncogenes, growth factors, and the GTPase activating protein (GAP).

Jackson B. Gibbs, Mark S. Marshall, Edward M. Scol- nick, Richard A. F. Dixon, and Ursula S. Vogel

Oxygen radicals generated during anoxia followed by reoxygenation reduce the synthesis of tissue-type plasminogen activator and plasminogen activator inhibitor- 1 in human endothelial cell culture.

Marie A. Shatos, Jacqueline M. Doherty, David C. Stump, E. Anne Thompson, and DZsirti Collen

l Indicates a Communication

vi

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20678

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20302

B Spectrin in human skeletal muscle. Tissue-specific differential processing of 3’ JI spectrin pre-mRNA generates a t!? spectrin isoform with a unique car- boxy1 terminus.

John C. Winkelmann, Fernando F. Costa, Bradley L. Linzie, and Bernard G. Forget

Accumulation of the insoluble PiZ variant of human al-antitrypsin within the hepatic endoplasmic retic- ulum does not elevate the steady-state level of grp78/BiP.

Kathleen S. Graham, Anhquyen Le, and Richard N. Sifers

The growth factor-like effects of tumor necrosis factor-a. Stimulation of glucose transport activity and induction of glucose transuorter and immediate early gene expression in 3T3-Ll preadipocytes.

Peter Cornelius, Melissa Marlowe, M. Douglas Lee, and Phillip H. Pekala

Phosphorylation of the epidermal growth factor receptor at threonine 654 inhibits ligand-induced internalization and down-regulation.

Kirk A. Lund, Cheri S. Lazar, William S. Chen, Brenda J. Walsh, John B. Welsh, John J. Herbst, Gordon M. Walton, Michael G. Rosenfeld, Gordon N. Gill, and H. Steuen Wiley

Distinct transforming growth factor-8 (TGF-8) receptor subsets as determinants of cellular respon- siveness to three TGF-13 isoforms.

Sela Cheifetz, Helen Hernandez, Marikki Laiho, Peter ten Dijke, Kenneth K. Iwata, and Joan Massague

Apolipoprotein B messenger RNA editing is devel- opmentally regulated and widely expressed in hu- man tissues.

BaBie Teng, Marion Verp, Julia Salomon, and Nicholas 0. Davidson

Association of cell surface heparan sulfate proteo- glycans of Schwann cells with extracellular matrix proteins.

David J. Carey, Deana M. Crumbling, Richard C. Stahl, and Diane M. Evans

Processing of Pseudomonas exotoxin by a cellular urotease results in the generation of a 37,000-Da toxin fragment that is tcanslocated to the cytosol.

Masato Ogata, Vijay K. Chaudhary, Ira Pastan, and David J. FitzGerald

Isolation and characterization of a novel large pro- tease accumulated in mammalian cells in the Dres- ence of inhibitors. Vol. 264 (1989) 16093-16699.

Akihiko Tsuji and Kotoku Kurachi

ENZYMOLOGY

The effect of phosphate and calcium on force gen- eration in glycerinated rabbit skeletal muscle fi- bers. A steady-state and transient kinetic study.

Neil C. Miliar and Earl Homsher

Stereoselectivity of lipases. I. Hydrolysis of enan- tiomeric glyceride analogues by gastric and pan- creatic lipases, a kinetic study using the monomo- lecular film technique.

Stephane Ransac, Ewa Rogalska, Youssef Gargouri, Annemieke M. T. J. Deveer, Fritz Paltauf. Gerard H. de Haas, and Robert Verger

Stereoselectivity of lipases. II. Stereoselective hy- drolysis of triglycerides by gastric and pancreatic lipases.

Ewa Rogalska, Stephane Ransac, and Robert Verger

Human immunodeficiency virus reverse transcrip- tase. Substrate and inhibitor kinetics with thymi- dine 5’-triphosphate and 3’-azido-3’-deoxythymi- dine 5’-triphosphate.

John E. Reardon and Wayne H. Miller

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20409

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vii

Active-site residues of 2-keto-4-hydroxyglutarate aldolase from Escherichia coli. Bromopyruvate in- activation and labeling of glutamate 45.

Chris J. Vlahos and Eugene E. Dekker

Cleavage specificity of human skin type IV colla- genase (gelatinase). Identification of cleavage sites in tvue I gelatin, with confirmation using synthetic peptides.-

Jo Louise Seltzer, Kathryn T. Akers, Harold Weingarten, Gregory A. Grant, David W. McCourt, and Arthur Z. Eisen

Evidence for a common mechanism of action for antitumor and antibacterial agents that inhibit type II DNA topoisomerases.

Anne C. Huff and Kenneth N. Kreuzer

Arginine 127 stabilizes the transition state in car- boxypeptidase.

Margaret A. Phillips, Robert Fletterick, and William J. Rutter

MEMBRANES AND BIOENERGETICS

Minimum substrate sequence for signal peptidase I of Escherichia coli.

Inderjit K. Dev, Paul H. Ray, and Paul Novak

Tyrosine radicals in Photosystem II and related model compounds. Characterization by isotopic labeling and EPR spectroscopy.

Bridgette A. Barry, Mohamed K. El-Deeb, Peter 0. San- dusky, and Gerald T. Babcock

Import of apocytochrome c into the mitochondrial intermembrane space along a cytochrome c, sorting pathway. -

Rosemary A. Stuart, Donald W. Nicholson, Ulla Wien- hues, and Walter Neupert

Studies on the mechanism of oxidative phosphoryl- ation. ADP promotion of GDP phosphorylation.

Akemi Matsuno-Yagi and Youssef Hatefi

The Gibbs-Donnan near-equilibrium system of heart.

Takashi Masuda, Geoffrey P. Dobson, and Richard L. Veech

Intracellular Na+ kinetically interferes with the ro- tation of the Na+-driven flagellar motors of Vibrio alginolyticus.

Satomi Yoshida, Shigeru Sugiyama, Yoshiaki Hojo, Ha- jime Tokuda, and Yosuo Imae

Molecular cloning of cDNA encoding the C subunit of H+-ATPase from bovine chromaffin granules.

Hannah Nelson, Sreekala Mandiyan, Takato Noumi, Yoshinori Moriyama, May C. Miedel, and Nathan Nelson

Purification and reconstitution of the FIFo-ATP synthase from alkaliphilic Bacillus firmus OF4. Evidence that the enzyme translocates H+ but not Na’.

David B. Hicks and Terry A. Krulwich

A novel adenylylation process in liver plasma mem- brane-bound proteins.

Esteban San Jose, Albert0 Benguria, and Antonio Villalobo

ATPI 0, a yeast nuclear gene required for the assem- bly of the mitochondrial F,-F, complex. Vol. 265 (1990) 9952-9959.

Sharon H. Ackerman and Alexander Tzagoloff

NUCLEIC ACIDS, PROTEIN SYNTHESIS, AND MOLECULAR GENETICS

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-20065

Molecular cloning of the fMet-Leu-Phe receptor from neutrophils.

Kathleen M. Thomas, Hae Yung Pyun, and Javier Navarro

Mapping of a retinoic acid-responsive element in the promoter region of the complement factor H gene.

Pura Muiioz-Canoves, Dennis P. Vik, and Brian F. Tack

l Indicates a Communication

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Molecular cloning by hybrid arrest of translation in Xenopue laeuis oocytes. Identification of a cDNA encoding the type I iodothyronine 5’-deiodinase from rat liver.

Donald L. St. Germain, Walburga Dittrich, Christine M. Morganelli, and Vincent Cryns

HIV-1 tat gene induces tumor necrosis factor-6 (lymphotoxin) in a human B-lymphoblastoid cell line.

K. Jagannadha Sastry, Raghava H. R. Reddy, Raj Pan- d&a, Klara Totpal, and Bharat B. Aggarwal

Sequence specificity of mRNA p-adenosine meth- yltransferase.

Tunde Csepany, Alison Lin, Carl J. Baidick, Jr., and Karen Beemon

Increased levels of junB and c-.jun mRNAs in male germ cells following testicular cell dissociation. Maximal stimulation in prepuberal animals.

Acacia A. Alcivar, Laura E. Hake, Matthew P. Hardy, and Norman B. Hecht

Mechanisms of inhibition of herpes simplex virus type 2 growth by 28-mer phosphorothioate oligo- deoxycytidine.

Wen-Yi Gao, Jerzy W. Jaroszewski, Jack S. Cohen, and Yung-Chi Cheng

Protein factors that bind to the murine 2’,5’-oli- goadenylate synthetase ME-12 gene 5’ upstream regulatory region.

Gong Yan and Igor Tamm

Structural and functional analysis of the human thymidylate synthase gene.

Sumiko Kaneda, Josephine Nalbantogly Keiichi Take- ishi, Kimiko Shim& Osamu Gotoh, Takeshi Seno, and Dai Ayusawa

Cellular factors involved in transcription and Tax- mediated trans-activation directed by the TGACGT motifs in human T-cell leukemia virus type I pro- moter.

Yi-Ling Xu, Neeraj Adya, Eric Siores, Qingsheng Gao, and Chou-Zen Giam

Translational regulation by steroids. Identification of a steroid modulatory element in the 5’-untrans- lated region of the my&n basic protein messenger RNA.

Joseph M. Verdi and Anthony T. Campagnoni

Dissociation of the DNA polymerase III holoenzyme f12 subunits is accompanied by conformational change at distal cysteines 333.

Mark A. Griep and Charles S. McHenry

Inactivation of splicing factors in HeLa cells sub- jected to heat shock.

Ram R. Shukla, Zbigniew Dominski, Tadeussz Zwierzyn- ski, and Ryszard Kole

The human neurokinin A (substance K) receptor. Molecular cloning of the gene, chromosome localiza- tion, and isolation of cDNA from tracheal and gas- tric tissues.

Norma P. Gerard, Roger L. Eddy, Jr., Thomas B. Shows, and Craig Gerard

Characterization of human S&hydroxysteroid de- hydrogenase/A6-A4-isomerase gene and its expres- sion in mammalian cells.

Yves Lachance, Van Luu-The, Claude Labrie, Jacques Simard, Martine Dumont, Yvan de Launoit, Sylvain Gtirin, Gilles Leblanc, and Fernand Labrie

Minimal sequence and factor requirements for the initiation of transcription from an atypical, TATA- TAA box-containing housekeeping promoter.

Thomas G. Boyer and Lynne E. Maquat

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Accommodation of protein synthesis to chronic dep- rivation of intracellular sequestered calcium. A pu- tative role for GRP78.

Margaret A. Brostrom, Christina Cade, Christopher R. Prostko, Debra Gmirter- Yellen, and Charles 0. Brostrom

Endothelin induction of inositol phospholipid hy- drolysis, sarcomere assembly, and cardiac gene expresslon in ventricular myocytes. A paracrine mechanism for myocardial cell hypertrophy.

Huda E. Shubeita, Patrick M. McDonough, Adrienne N. Harris, Kirk U. Knowlton, Christopher C. Glembotski, Joan Heller Brown, and Kenneth R. Chien

Mouse opsin. Gene structure and molecular basis of multiple transcripts.

Munyyad R. Al-Ubaidi, Steven J. Pittler, Mary S. Cham- pagne, John T. Triantafyllos, James F. McGinnis, and Wolfgang Baehr

OXBOX, a positive transcriptional element of the heart-skeletal muscle ADP/ATP translocator gene.

Kang Li, Judy A. Hodge, and Douglas C. Wallace

Neoplastic transformation is associated with coor- dinate induction of nuclear and cytoplasmic oxida- tive phosphorylation genes.

Antonio Torroni, Georges Stepien, Judy A. Hodge, and Douglas C. Wallace

Mechanism of corticotropin and CAMP induction of mitochondrial cytochrome P450 system enzymes in adrenal cortex cells.

Israel Hanukoglu, Ruth Feuchtwanger, and Aaron Hanukoglu

Expression of wild-type and mutated forms of the catalytic (a) subunit of Caenorhabditis elegans cas- ein kinase II in Escherichia coli.

Erding Hu and Charles S. Rubin

Differential recognition of ultraviolet lesions by RecA protein. Possible mechanism for preferential targeting of SOS mutagenesis to (6-4) dipyrimidine sites.

Marcie Rosenberg and Harrison Echols

A new Acanthamoeba myosin heavy chain. Cloning of the gene and immunological identification of the polypeptide.

Jill A. Horowitz and John A. Hammer, III

Several regions of human estrogen receptor are in- volved in the formation of receptor-heat shock pro- tein SO complexes.

BPatrice Chambraud, Meera Berry, Gdrard Redeuilh, Pierre Chambon, and Etienne-Em& Baulieu

Protein-DNA interactions at a dioxin-responsive enhancer. Evidence that the transformed Ah recep- tor is heteromeric.

Cornelis J. Elferink, Thomas A. Gasiewicz, and James P. Whitlock, Jr.

PROTEIN CHEMISTRY AND STRUCTURE

Tyrosine 385 of prostaglandin endoperoxide syn- thase is required for cyclooxygenase catalysis.

Teruhiko Shimokawa, Richard J. Kulmacz, David L. Dewitt, and William L. Smith

Immunochemical analysis of the exposure of high mobility group protein 14 and 17 surfaces in chro- matin.

Michael Bustin, Massimo P. Crippa, and James M. Pash

Isolation of subtilisin pro-sequence mutations that affect formation of active protease by localized ran- dom polymerase chain reaction mutagenesis.

Claude G. Lerner, Tatsuhiko Kobayashi, and Masayori Inouye

a-Dendrotoxin acceptor from bovine brain is a K+ channel protein. Evidence from the N-terminal se- quence of its larger subunit.

Victoria E. S. Scott, David N. Parcej, Jeffrey N. Keen, John B. C. Findlay, and J. Oliuer Dolly

l Indicates a Communication

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20131 Purification and partial amino acid sequence analy- sis of two distinct tumor necrosis factor receptors from HL60 cells.

Hansruedi Loetscher, Ernst J. Schlaeger, Hans- Werner Lahm, Yu-Ching E. Pan, Werner Lesslauer, and Manfred Brockhaus

20156 Further localization of binding sites for thrombin and protein C in human thrombomodulin.

Tatsuya Hayashi, Michitaka Zushi, Shuji Yamamoto, and Koji Suzuki

20202 Channel formation properties of synthetic pardaxin and analogues.

Yechiel Shai, Diana Bach, and Aliza Yanovsky

20228 Amino acid substitutions Pheee - Leu and Ser12’ -+ Pro abolish cortisol and aldosterone synthesis by bovine cytochrome P450, i,+

Porunelloor A. Mathew, J. Ian Mason, John M. Trant, Donita Sanders, and Michael R. Waterman

20252 Biochemical study of a recombinant soluble inter- leukin-2 receptor. Evidence for a homodimeric structure.

Yannick Jacques, Brigitte Le Mauff, Anne Godard, Jeanne Naulet, Michael Concino, Henry Marsh, Stephen Ip, and Jean-Paul Soulillou

20259 Purification and structure of exendin-3, a new pan- creatic secretagogue isolated from Heloderma hor- ridum venom.

John Eng, P. C. Andrews, Wayne A. Kleinman, Latika Singh, and Jean-Pierre Raufman

20293 Structure-function studies of the SERPIN plasmin- ogen activator inhibitor type 1. Analysis of chimeric strained loop mutants.

Daniel A. Lawrence, Leif Strandberg, Johan Ericson, and Tor Ny

20369 Synthetic peptide analogs of DARPP-32 (M, 32,000 dopamine- and CAMP-regulated phosphoprotein), an inhibitor of protein phosphatase- 1. Phosphoryl- ation, dephosphorylation, and inhibitory activity.

Hugh C. Hemmings, Jr., Angus C. Nairn, James I. Elliott, and Paul Greengard

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Isolation and primary structure of PARP, a 24.kDa proline- and arginine-rich protein from bovine car- tilage closely related to the NHz-terminal domain in collagen crl (XI).

Peter J. Neame, Carmen N. Young, and James T. Treep

Disruption of active site interactions with pyridoxal W-phosphate and substrates by conservative re- placements in the glycine-rich loop of Escherichia coli D-serine dehydratase.

Michelle Marceau, Sidney D. Lewis, Christopher L. Ko- jiro, Kimberly Mountjoy, and Jules A. Shafer

Molecular diversity of L-type calcium channels. Evidence for alternative splicing of the transcripts of three non-allelic genes.

Edward Perez-Reyes, Xiangyang Wei, Antonio Castel- lano, and Lutz Birnbaumer

Binding of Na+ ions to the Na,K-ATPase increases the reactivity of an essential residue in the ATP binding domain.

Graham C. R. Ellis-Davies and Jack H. Kaplan

A conformation-denendent enitone of human plate- let glycoprotein II&. - -

William C. Kouns, C. Denise Wall, Melanie M. White, Carol F. Fox, and Ltsa K. Jennings

Isolation of four core histones from human sperm chromatin representing a minor subset of somatic histones.

Joe M. Gatewood, Ga Schmid, and E. Morton %

R. Cook, Rod Balhorn, Carl W. radbury

Zinc-induced secondary structure transitions in hu- man sperm protamines.

Joe M. Gatewood, Gary P. Schroth, Carl W. Schmid, and E. Morton Bradbury

Cellular processing of the interleukin-2 fusion toxin DAB,,,-IL-2 and efficient delivery of diphtheria fragydent A to the cytosol of target cells requires Arg

Diane P. Williams, Zilong Wen, R. Scott Watson, Jessica Boyd, Terry B. Strom, and John R. Murphy

A fraction of CD3e subunits exists as disulfide- linked dimers in both human and murine T lympho- cytes. Vol. 265 (1990) 15850-15853.

Yong-Jiu Jin, Shigeo Koyasu, Phili pe Moingeon, Ruth Steinbrich, George E. Tarr, and Ellis f Remherz