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4XBJ

Y274F alanine racemase from E. coli inhibited by l-ala-p

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0005829cellular_componentcytosol
A0006522biological_processalanine metabolic process
A0008360biological_processregulation of cell shape
A0008784molecular_functionalanine racemase activity
A0009252biological_processpeptidoglycan biosynthetic process
A0016853molecular_functionisomerase activity
A0030170molecular_functionpyridoxal phosphate binding
A0030632biological_processD-alanine biosynthetic process
A0042803molecular_functionprotein homodimerization activity
A0071555biological_processcell wall organization
B0003824molecular_functioncatalytic activity
B0005829cellular_componentcytosol
B0006522biological_processalanine metabolic process
B0008360biological_processregulation of cell shape
B0008784molecular_functionalanine racemase activity
B0009252biological_processpeptidoglycan biosynthetic process
B0016853molecular_functionisomerase activity
B0030170molecular_functionpyridoxal phosphate binding
B0030632biological_processD-alanine biosynthetic process
B0042803molecular_functionprotein homodimerization activity
B0071555biological_processcell wall organization
C0003824molecular_functioncatalytic activity
C0005829cellular_componentcytosol
C0006522biological_processalanine metabolic process
C0008360biological_processregulation of cell shape
C0008784molecular_functionalanine racemase activity
C0009252biological_processpeptidoglycan biosynthetic process
C0016853molecular_functionisomerase activity
C0030170molecular_functionpyridoxal phosphate binding
C0030632biological_processD-alanine biosynthetic process
C0042803molecular_functionprotein homodimerization activity
C0071555biological_processcell wall organization
D0003824molecular_functioncatalytic activity
D0005829cellular_componentcytosol
D0006522biological_processalanine metabolic process
D0008360biological_processregulation of cell shape
D0008784molecular_functionalanine racemase activity
D0009252biological_processpeptidoglycan biosynthetic process
D0016853molecular_functionisomerase activity
D0030170molecular_functionpyridoxal phosphate binding
D0030632biological_processD-alanine biosynthetic process
D0042803molecular_functionprotein homodimerization activity
D0071555biological_processcell wall organization
Functional Information from PDB Data
site_idAC1
Number of Residues18
Detailsbinding site for residue IN5 A 401
ChainResidue
ALYS34
ATYR343
AHOH516
AHOH530
AHOH566
AHOH577
BTYR255
BALA302
BMET303
BASP304
ATYR38
AARG129
AHIS159
AALA193
ASER194
AARG209
AGLY211
AILE212

site_idAC2
Number of Residues5
Detailsbinding site for residue SO4 A 402
ChainResidue
ALYS122
AARG129
ALEU130
AHIS159
AHOH595

site_idAC3
Number of Residues2
Detailsbinding site for residue SO4 A 403
ChainResidue
AARG266
BARG19

site_idAC4
Number of Residues2
Detailsbinding site for residue SO4 A 404
ChainResidue
AARG19
BARG266

site_idAC5
Number of Residues17
Detailsbinding site for residue IN5 B 401
ChainResidue
ATYR255
AALA302
AMET303
BLYS34
BTYR38
BARG129
BHIS159
BALA193
BSER194
BARG209
BGLY211
BILE212
BTYR343
BHOH530
BHOH538
BHOH567
BHOH569

site_idAC6
Number of Residues6
Detailsbinding site for residue SO4 B 402
ChainResidue
BLYS122
BMET127
BARG129
BLEU130
BHIS159
BHOH553

site_idAC7
Number of Residues15
Detailsbinding site for residue IN5 C 401
ChainResidue
CLYS34
CTYR38
CARG129
CHIS159
CALA193
CSER194
CARG209
CGLY211
CILE212
CTYR343
CHOH503
DTYR255
DALA302
DMET303
DASP304

site_idAC8
Number of Residues3
Detailsbinding site for residue SO4 C 402
ChainResidue
CGLU246
CARG266
CHOH510

site_idAC9
Number of Residues5
Detailsbinding site for residue SO4 C 403
ChainResidue
CLYS122
CMET127
CARG129
CLEU130
CHIS159

site_idAD1
Number of Residues3
Detailsbinding site for residue SO4 C 404
ChainResidue
CARG19
DARG266
DLYS317

site_idAD2
Number of Residues6
Detailsbinding site for residue SO4 D 401
ChainResidue
DTYR38
DALA193
DSER194
DGLY211
DILE212
DTYR343

Functional Information from PROSITE/UniProt
site_idPS00395
Number of Residues11
DetailsALANINE_RACEMASE Alanine racemase pyridoxal-phosphate attachment site. AVvKANAYGHG
ChainResidueDetails
AALA31-GLY41

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Proton acceptor; specific for D-alanine","evidences":[{"source":"HAMAP-Rule","id":"MF_01201","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {"description":"Proton acceptor; specific for L-alanine","evidences":[{"source":"HAMAP-Rule","id":"MF_01201","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18434499","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"18434499","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsModified residue: {"description":"N6-carboxylysine","evidences":[{"source":"PubMed","id":"18434499","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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