Structure of PDB 2sta Chain E

Receptor sequence
>2staE (length=222) Species: 8030 (Salmo salar) [Search protein sequence]
IVGGYECKPYSQPHQVSLNSGYHFCGGSLVNENWVVSAAHCYKSRVEVRL
GEHNIKVTEGSEQFISSSRVIRHPNYSSYNIDNDIMLIKLSKPATLNTYV
QPVALPTSCAPAGTMCTVSGWGNTMSSTADSNKLQCLNIPILSYSDCNNS
YPGMITNAMFCAGYLEGGKDSCQGDSGGPVVCNGELQGVVSWGYGCAEPG
NPGVYAKVCIFNDWLTSTMASY
3D structure
PDB2sta High-resolution structures of three new trypsin-squash-inhibitor complexes: a detailed comparison with other trypsins and their complexes.
ChainE
Resolution1.8 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) D102 G193 S195 G196
Catalytic site (residue number reindexed from 1) D84 G174 S176 G177
Enzyme Commision number 3.4.21.4: trypsin.
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 peptide E F41 C42 H57 D189 S190 C191 Q192 G193 S195 S214 W215 G216 Y217 F24 C25 H40 D170 S171 C172 Q173 G174 S176 S191 W192 G193 Y194
BS02 CA E E70 N72 V75 E77 E80 E52 N54 V57 E59 E62
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
GO:0046872 metal ion binding
Biological Process
GO:0006508 proteolysis
GO:0007586 digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2sta, PDBe:2sta, PDBj:2sta
PDBsum2sta
PubMed10089404
UniProtP35031|TRY1_SALSA Trypsin-1

[Back to BioLiP]