Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Bd6ekpb_ All alpha proteins DNA/RNA-binding 3-helical bundle TrpR-like Trp repressor, TrpR automated matches (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
Ad6ekpa_ All alpha proteins DNA/RNA-binding 3-helical bundle TrpR-like Trp repressor, TrpR automated matches (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2B SuperfamilyTrpR-like 8038304 3001097 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyTrpR-like 8038304 3001097 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BTrp_repressore6ekpB1 A: alpha arraysX: HTHH: HTHT: TrpRF: Trp_repressorECOD (1.6)
ATrp_repressore6ekpA1 A: alpha arraysX: HTHH: HTHT: TrpRF: Trp_repressorECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B1.10.1270.10 Mainly Alpha Orthogonal Bundle Trp Operon Repressor Chain ACATH (4.3.0)
A1.10.1270.10 Mainly Alpha Orthogonal Bundle Trp Operon Repressor Chain ACATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF01371Trp repressor protein (Trp_repressor)Trp repressor proteinThis protein binds to tryptophan and represses transcription of the Trp operon.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
Trp operon repressor

InterPro: Protein Family Classification InterPro Database Homepage