sequence analysis course lecture 8 sequence databank searching 1
Post on 19-Dec-2015
231 views
TRANSCRIPT
Sequence analysis courseSequence analysis course
Lecture 8
Sequence databank searching 1
Protein main-chain and side-chain
‘R’ designates the side-chain
charge
(cystein bridge)
VHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
PRIMARY STRUCTURE (amino acid sequence)
QUATERNARY STRUCTURE (oligomers)
SECONDARY STRUCTURE (helices, strands)
TERTIARY STRUCTURE (fold)
Protein structure hierarchical levelsProtein structure hierarchical levels
Compared to preceding plot, RMSD is better able to pin-point relationships between more divergent sequences (RMSD stays relatively small for a longer time as compared to PAM distance). Note that the spread around RMSD is larger