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4WF2

Structure of E. coli BirA G142A bound to biotinol-5'-AMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000976molecular_functiontranscription cis-regulatory region binding
A0003676molecular_functionnucleic acid binding
A0003677molecular_functionDNA binding
A0004077molecular_functionbiotin--[biotin carboxyl-carrier protein] ligase activity
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0006351biological_processDNA-templated transcription
A0006355biological_processregulation of DNA-templated transcription
A0006768biological_processbiotin metabolic process
A0009102biological_processbiotin biosynthetic process
A0009374molecular_functionbiotin binding
A0016874molecular_functionligase activity
A0017053cellular_componenttranscription repressor complex
A0036211biological_processprotein modification process
A0042803molecular_functionprotein homodimerization activity
Functional Information from PDB Data
site_idAC1
Number of Residues20
Detailsbinding site for residue BTX A 501
ChainResidue
ASER89
ATRP123
APHE124
ASER134
ALYS183
AGLY186
AILE187
AALA205
AGLY206
AASN208
ATRP223
ATHR90
AHOH652
AGLN112
AGLY115
AARG116
AGLY117
AARG118
AARG121
ALYS122

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues19
DetailsDNA binding: {"description":"H-T-H motif","evidences":[{"source":"HAMAP-Rule","id":"MF_00978","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00978","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"11353844","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1409631","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues3
DetailsM-CSA 538
ChainResidueDetails
AARG118electrostatic stabiliser
ALYS183electrostatic stabiliser
AARG317

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PDB entries from 2025-12-17

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