Structure of PDB 1c2h Chain A

Receptor sequence
>1c2hA (length=223) Species: 9913 (Bos taurus) [Search protein sequence]
IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRL
GEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRV
ASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKS
AYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQK
NKPGVYTKVCNYVSWIKQTIASN
3D structure
PDB1c2h Design of potent selective zinc-mediated serine protease inhibitors.
ChainA
Resolution1.4 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 CA A E70 N72 V75 V76 E80 E52 N54 V57 V58 E62
BS02 MG A Q30 S139 D194 Q15 S119 D176
BS03 ZN A H57 S195 H40 S177
BS04 BAK A H57 D189 S190 V213 G216 G219 H40 D171 S172 V191 G194 G196
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:1c2h, PDBe:1c2h, PDBj:1c2h
PDBsum1c2h
PubMed9468142
UniProtP00760|TRY1_BOVIN Serine protease 1 (Gene Name=PRSS1)

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