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3B34

Crystal structure of E. coli Aminopeptidase N in complex with Phenylalanine

Functional Information from GO Data
ChainGOidnamespacecontents
A0004177molecular_functionaminopeptidase activity
A0005515molecular_functionprotein binding
A0005886cellular_componentplasma membrane
A0006508biological_processproteolysis
A0008237molecular_functionmetallopeptidase activity
A0008270molecular_functionzinc ion binding
A0042802molecular_functionidentical protein binding
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 950
ChainResidue
AHIS297
AHIS301
AGLU320
APHE900

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA A 951
ChainResidue
AHOH1710
ASER332
AASP333
AGLY335
AHOH1166
AHOH1268

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 952
ChainResidue
AASP452
AHOH1282
AHOH1817
AHOH1840
AHOH1844

site_idAC4
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PHE A 900
ChainResidue
AGLN119
AGLU121
AMET260
AALA262
AMET263
AGLU264
AHIS297
AGLU298
AHIS301
ALYS319
AGLU320
ATYR376
ATYR381

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MLI A 980
ChainResidue
AMET260
AGLY261
ALYS274
ATYR275
AARG783
AARG825
AHOH1764

site_idAC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE MLI A 982
ChainResidue
AALA531
ALEU532
ALEU542
ATRP546
AASP566
ASER570
AHOH1630
AHOH1898

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 970
ChainResidue
AALA531
ALEU532
ATRP546
ASER563
AASP566
AALA567
ASER570

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 971
ChainResidue
ATYR376
ALEU378
AGLU382
AHOH1705
AHOH2087

site_idAC9
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 972
ChainResidue
AALA262
AARG293
AHIS297
AGLU298
ATYR381
APHE900
AHOH1377
AHOH1422
AHOH1764

site_idBC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 973
ChainResidue
ASER63
ATRP71
ATHR72
ATRP74
AARG669
AGLU671
AHOH1099
AHOH1723

site_idBC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL A 974
ChainResidue
ALEU61
ATRP74
AARG669
AGLU671
AHOH1615
AHOH1768

site_idBC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 975
ChainResidue
AMET260
AGLY261
ALYS274
ATYR275
AARG783
AARG825
AHOH1764

site_idBC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL A 976
ChainResidue
AGLU292
AHIS672
AHOH1316

site_idBC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 977
ChainResidue
AARG438
ASER441
AGLN442
AGLN475
AGLU477
AGLN479
AHOH2033
AHOH2071

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
DetailsACT_SITE: Proton acceptor => ECO:0000305|PubMed:16885166, ECO:0000305|PubMed:18416562, ECO:0000305|PubMed:19622865
ChainResidueDetails
AGLU298

site_idSWS_FT_FI2
Number of Residues5
DetailsBINDING:
ChainResidueDetails
AGLU121
AGLY261
AHIS297
AHIS301
AGLU320

site_idSWS_FT_FI3
Number of Residues1
DetailsSITE: Transition state stabilizer => ECO:0000305
ChainResidueDetails
ATYR381

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PDB entries from 2024-11-06

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