Structure of PDB 1s2n Chain B

Receptor sequence
>1s2nB (length=273) Species: 210249 (Vibrio sp. PA-44) [Search protein sequence]
SNAIWGLDRIDQRNLPLDRNYNANFDGFGVTAYVIDTGVNNNHEEFGGRS
VSGYDFVDNDADSSDCNGHGTHVAGTIGGSQYGVAKNVNIVGVRVLSCSG
SGTTSGVISGVDWVAQNASGPSVANMSLGGGQSTALDSAVQGAIQSGVSF
MLAAGNSNADACNTSPARVPSGVTVGSTTSSDSRSSFSNWGSCVDLFAPG
SQIKSAWYDGGYKTISGTSMATPHVAGVAALYLQENNGLTPLQLTGLLNS
RASENKVSDTRGTTNKLLYSLAD
3D structure
PDB1s2n Crystal structure of a subtilisin-like serine proteinase from a psychrotrophic Vibrio species reveals structural aspects of cold adaptation.
ChainB
Resolution2.44 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D37 H70 N157 S220
Catalytic site (residue number reindexed from 1) D36 H69 N156 S219
Enzyme Commision number 3.4.21.-
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CA B P171 G173 D196 P170 G172 D195
BS02 CA B D56 D61 D63 D55 D60 D62
BS03 CA B D9 D12 Q13 D19 N21 D8 D11 Q12 D18 N20
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:1s2n, PDBe:1s2n, PDBj:1s2n
PDBsum1s2n
PubMed15670163
UniProtQ8GB52

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