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4XMU

Crystal Structure of Met260Ala mutant of E. coli Aminopeptidase N in complex with L-Alanine

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 901
ChainResidue
AHIS297
AHIS301
AGLU320
AALA902

site_idAC2
Number of Residues9
Detailsbinding site for residue ALA A 902
ChainResidue
ALYS319
AGLU320
ATYR381
AZN901
AGLU121
AALA262
AGLU264
AHIS297
AGLU298

site_idAC3
Number of Residues3
Detailsbinding site for residue NA A 903
ChainResidue
AGLN19
AILE20
ALEU138

site_idAC4
Number of Residues4
Detailsbinding site for residue NA A 904
ChainResidue
ASER332
AASP333
AGLY335
AHOH1079

site_idAC5
Number of Residues4
Detailsbinding site for residue NA A 905
ChainResidue
AMET234
ALEU243
AGLU244
ATYR299

site_idAC6
Number of Residues6
Detailsbinding site for residue GOL A 906
ChainResidue
ALEU532
ATRP546
ASER563
AASP566
AALA567
ASER570

site_idAC7
Number of Residues4
Detailsbinding site for residue MLI A 907
ChainResidue
AARG641
ATHR645
AARG686
APHE690

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
AHIS301
AGLU320
AGLU121
AGLY261
AHIS297

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

221051

PDB entries from 2024-06-12

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