Structure of PDB 6t9u Chain A Binding Site BS02

Receptor Information

>6t9u Chain A (length=223) Species: 9913 (Bos taurus)

IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRL
GEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRV
ASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKS
AYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQK
NKPGVYTKVCNYVSWIKQTIASN

Ligand information

• Ligand ID: TFA
• InChI: InChI=1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)
• InChIKey: DTQVDTLACAAQTR-UHFFFAOYSA-N
• SMILES:
  ACDLabs 12.01: FC(F)(F)C(=O)O
  CACTVS 3.370: OC(=O)C(F)(F)F
  OpenEye OEToolkits 1.7.0: C(=O)(C(F)(F)F)O
• Formula: C2 H F3 O2
• Name: trifluoroacetic acid
• ChEMBL: CHEMBL506259
• ZINC: ZINC000003860798
• PDB chain: 6t9u Chain A Residue 304

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6t9u Improving the selectivity of 3-amidinophenylalanine-derived matriptase inhibitors
• Resolution: 1.06751 Å
• Binding residue (original residue number in PDB): H57 Q192 G193 S195
• Binding residue (residue number reindexed from 1): H40 Q174 G175 S177
• Annotation score: 1

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.

Gene Ontology

Molecular Function

• GO:0004252 serine-type endopeptidase activity

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:6t9u, PDBe:6t9u, PDBj:6t9u
• PDBsum: 6t9u
• UniProt: P00760|TRY1_BOVIN Serine protease 1 (Gene Name=PRSS1)