1ZLH
Crystal structure of the tick carboxypeptidase inhibitor in complex with bovine carboxypeptidase A
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004181 | molecular_function | metallocarboxypeptidase activity |
| A | 0006508 | biological_process | proteolysis |
| A | 0008270 | molecular_function | zinc ion binding |
| B | 0004857 | molecular_function | enzyme inhibitor activity |
| B | 0005576 | cellular_component | extracellular region |
| B | 0007596 | biological_process | blood coagulation |
| B | 0008191 | molecular_function | metalloendopeptidase inhibitor activity |
| B | 0010951 | biological_process | negative regulation of endopeptidase activity |
| B | 0030414 | molecular_function | peptidase inhibitor activity |
| B | 0035821 | biological_process | modulation of process of another organism |
| B | 0044002 | biological_process | acquisition of nutrients from host |
| B | 0090729 | molecular_function | toxin activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 555 |
| Chain | Residue |
| A | HIS69 |
| A | GLU72 |
| A | HIS196 |
| B | LEU74 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 666 |
| Chain | Residue |
| A | HIS120 |
| B | ASN1 |
| B | HOH79 |
| B | HOH155 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN A 777 |
| Chain | Residue |
| A | HOH1117 |
| A | HOH1216 |
| A | ASP16 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ZN A 888 |
| Chain | Residue |
| A | HIS29 |
| A | HOH1168 |
| A | HOH1197 |
| A | HOH1246 |
| A | HOH1272 |
| A | HOH1277 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN A 999 |
| Chain | Residue |
| A | HIS303 |
| A | HOH1257 |
| A | HOH1271 |
Functional Information from PROSITE/UniProt
| site_id | PS00132 |
| Number of Residues | 23 |
| Details | CARBOXYPEPT_ZN_1 Zinc carboxypeptidases, zinc-binding region 1 signature. PaIwIdlGiHSrEwITQatgvwF |
| Chain | Residue | Details |
| A | PRO60-PHE82 |
| site_id | PS00133 |
| Number of Residues | 11 |
| Details | CARBOXYPEPT_ZN_2 Zinc carboxypeptidases, zinc-binding region 2 signature. HSYSQLLlYPY |
| Chain | Residue | Details |
| A | HIS196-TYR206 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | Active site: {"description":"Proton donor/acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU01379","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 7 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"12431056","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1IY7","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 3 |
| Details | Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01379","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"12431056","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1IY7","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1cbx |
| Chain | Residue | Details |
| A | ARG127 | |
| A | GLU270 |
| site_id | CSA2 |
| Number of Residues | 3 |
| Details | Annotated By Reference To The Literature 1cbx |
| Chain | Residue | Details |
| A | ARG71 | |
| A | GLU270 | |
| A | ARG127 |
| site_id | MCSA1 |
| Number of Residues | 5 |
| Details | M-CSA 171 |
| Chain | Residue | Details |
| A | HIS69 | metal ligand |
| A | GLU72 | metal ligand |
| A | ARG127 | electrostatic stabiliser, hydrogen bond donor |
| A | HIS196 | metal ligand |
| A | GLU270 | covalently attached, electrofuge, electrophile, hydrogen bond acceptor, hydrogen bond donor, nucleophile, proton acceptor, proton donor |
