Structure of PDB 1ox1 Chain A

Receptor sequence
>1ox1A (length=223) Species: 9913 (Bos taurus) [Search protein sequence]
IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRL
GEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRV
ASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKS
AYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQK
NKPGVYTKVCNYVSWIKQTIASN
3D structure
PDB1ox1 crystal structure of the bovine trypsin complex with a synthetic 11 peptide inhibitor
ChainA
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H57 D102 Q192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1) H40 D84 Q174 G175 D176 S177 G178
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 A F41 H57 L99 D189 S190 C191 Q192 G193 S195 S214 W215 G216 G219 F24 H40 L81 D171 S172 C173 Q174 G175 S177 S192 W193 G194 G196
BS02 CA A E70 N72 V75 E80 E52 N54 V57 E62
Gene Ontology
Molecular Function
GO:0004175 endopeptidase activity
GO:0004252 serine-type endopeptidase activity
GO:0005515 protein binding
GO:0008236 serine-type peptidase activity
GO:0046872 metal ion binding
GO:0097655 serpin family protein binding
Biological Process
GO:0006508 proteolysis
GO:0007586 digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0097180 serine protease inhibitor complex

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Cellular Component
External links
PDB RCSB:1ox1, PDBe:1ox1, PDBj:1ox1
PDBsum1ox1
PubMed
UniProtP00760|TRY1_BOVIN Serine protease 1 (Gene Name=PRSS1)

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