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3B8U

Crystal structure of Escherichia coli alaine racemase mutant E221A

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 Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 360
ChainResidue
ATYR255
ATYR274
AARG280

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 361
ChainResidue
AARG19
BARG266
BGLN315

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 B 360
ChainResidue
BTYR255
BTYR274
BARG280

site_idAC4
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 B 361
ChainResidue
AARG266
BARG19

site_idAC5
Number of Residues1
DetailsBINDING SITE FOR RESIDUE SO4 B 362
ChainResidue
BARG162

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 C 360
ChainResidue
CTYR255
CTYR274
CARG280
CALA302

site_idAC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 C 361
ChainResidue
CARG19
DARG266

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 D 360
ChainResidue
CTYR343
DTYR255
DTYR274
DARG280

site_idAC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 D 361
ChainResidue
CARG266
DARG19

site_idBC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE PLP A 1001
ChainResidue
ALYS34
ATYR38
AHIS159
AALA193
ASER194
AARG209
AGLY211
AILE212
ATYR343

site_idBC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE PLP B 1001
ChainResidue
BLYS34
BTYR38
BHIS159
BALA193
BSER194
BARG209
BGLY211
BILE212
BTYR343

site_idBC3
Number of Residues10
DetailsBINDING SITE FOR RESIDUE PLP C 1001
ChainResidue
CLYS34
CTYR38
CLEU78
CHIS159
CALA193
CSER194
CARG209
CGLY211
CILE212
CTYR343

site_idBC4
Number of Residues9
DetailsBINDING SITE FOR RESIDUE PLP D 1001
ChainResidue
DLYS34
DTYR38
DHIS159
DALA193
DSER194
DARG209
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

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1bd0
ChainResidueDetails
ALYS34
AARG129

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1bd0
ChainResidueDetails
BLYS34
BARG129

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1bd0
ChainResidueDetails
CLYS34
CARG129

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1bd0
ChainResidueDetails
DLYS34
DARG129

238582

PDB entries from 2025-07-09

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