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2BO9

Human carboxypeptidase A4 in complex with human latexin.

Replaces:  2BK7
Functional Information from GO Data
ChainGOidnamespacecontents
A0004181molecular_functionmetallocarboxypeptidase activity
A0006508biological_processproteolysis
A0008270molecular_functionzinc ion binding
B0004857molecular_functionenzyme inhibitor activity
B0005515molecular_functionprotein binding
B0005615cellular_componentextracellular space
B0005737cellular_componentcytoplasm
B0006954biological_processinflammatory response
B0008191molecular_functionmetalloendopeptidase inhibitor activity
B0008201molecular_functionheparin binding
B0030414molecular_functionpeptidase inhibitor activity
C0004181molecular_functionmetallocarboxypeptidase activity
C0006508biological_processproteolysis
C0008270molecular_functionzinc ion binding
D0004857molecular_functionenzyme inhibitor activity
D0005515molecular_functionprotein binding
D0005615cellular_componentextracellular space
D0005737cellular_componentcytoplasm
D0006954biological_processinflammatory response
D0008191molecular_functionmetalloendopeptidase inhibitor activity
D0008201molecular_functionheparin binding
D0030414molecular_functionpeptidase inhibitor activity
Functional Information from PROSITE/UniProt
site_idPS00132
Number of Residues23
DetailsCARBOXYPEPT_ZN_1 Zinc carboxypeptidases, zinc-binding region 1 signature. PaVwLnaGiHSrEwISQataiwT
ChainResidueDetails
APRO60-THR82

site_idPS00133
Number of Residues11
DetailsCARBOXYPEPT_ZN_2 Zinc carboxypeptidases, zinc-binding region 2 signature. HSYSQLLmYPY
ChainResidueDetails
AHIS196-TYR206

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues588
DetailsDomain: {"description":"Peptidase M14","evidences":[{"source":"PROSITE-ProRule","id":"PRU01379","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU01379","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"23746805","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4BD9","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17506531","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2PCU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01379","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"15738388","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16091843","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17506531","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22294694","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23746805","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2BO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2BOA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2PCU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4A94","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4BD9","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17506531","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23746805","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2PCU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4BD9","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"15738388","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16091843","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17506531","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2BO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2BOA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2PCU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues192
DetailsDomain: {"description":"Cystatin LXN-type 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU01377","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues38
DetailsRegion: {"description":"Alpha-helical linker","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cbx
ChainResidueDetails
AARG127
AGLU270

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cbx
ChainResidueDetails
CARG127
CGLU270

site_idCSA3
Number of Residues3
DetailsAnnotated By Reference To The Literature 1cbx
ChainResidueDetails
AARG71
AGLU270
AARG127

site_idCSA4
Number of Residues3
DetailsAnnotated By Reference To The Literature 1cbx
ChainResidueDetails
CARG71
CGLU270
CARG127

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PDB entries from 2025-12-17

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