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5YQB

Crystal structure of E.coli aminopeptidase N in complex with Puromycin

Functional Information from GO Data
ChainGOidnamespacecontents
A0004177molecular_functionaminopeptidase activity
A0005515molecular_functionprotein binding
A0005886cellular_componentplasma membrane
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0008237molecular_functionmetallopeptidase activity
A0008270molecular_functionzinc ion binding
A0016285molecular_functionalanyl aminopeptidase activity
A0016787molecular_functionhydrolase activity
A0042802molecular_functionidentical protein binding
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ZN A 901
ChainResidue
AHIS297
AHIS301
AGLU320
A0A1902

site_idAC2
Number of Residues17
Detailsbinding site for residue 0A1 A 902
ChainResidue
AGLU264
AHIS297
AGLU298
AHIS301
AGLU320
ATYR376
ATYR381
AGLN821
AZN901
AGMC903
AHOH1223
AHOH1552
AGLN119
AGLU121
AMET260
AALA262
AMET263

site_idAC3
Number of Residues8
Detailsbinding site for residue GMC A 903
ChainResidue
AHIS297
AASP327
ATYR376
ALEU378
ATYR381
AARG825
A0A1902
AHOH1636

site_idAC4
Number of Residues1
Detailsbinding site for residue GOL A 904
ChainResidue
AARG53

Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. VIGHEYFHNW
ChainResidueDetails
AVAL294-TRP303

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"16885166","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"18416562","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"19622865","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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