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Crystal Structure of Fischerella Transcription Factor HetR complexed with 24mer DNA target External Resource: Annotation Chains Type Family Name Domain Identifier Family Identifier Provenance Source (Version) A SCOP2B Superfamily Homeodomain-like 8055694 3000001 SCOP2B (2022-06-29) A SCOP2B Superfamily Winged helix DNA-binding domain 8055695 3000034 SCOP2B (2022-06-29) A SCOP2B Superfamily HetR, C-terminal hood domain 8055696 3002297 SCOP2B (2022-06-29) B SCOP2B Superfamily HetR, C-terminal hood domain 8055696 3002297 SCOP2B (2022-06-29) B SCOP2B Superfamily Homeodomain-like 8055694 3000001 SCOP2B (2022-06-29) B SCOP2B Superfamily Winged helix DNA-binding domain 8055695 3000034 SCOP2B (2022-06-29)
Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) A Peptidase_S48_N e4j00A1 A: alpha arrays X: HTH H: HTH T: tri-helical F: Peptidase_S48_N ECOD (1.6) A Peptidase_S48_C e4j00A3 A: alpha arrays X: HTH H: HTH T: winged F: Peptidase_S48_C ECOD (1.6) A hetR e4j00A2 A: a+b duplicates or obligate multimers X: Dimerization domain of heterocyst differentiation protein HetR (From Topology) H: Dimerization domain of heterocyst differentiation protein HetR (From Topology) T: Dimerization domain of heterocyst differentiation protein HetR F: hetR ECOD (1.6) B Peptidase_S48_N e4j00B1 A: alpha arrays X: HTH H: HTH T: tri-helical F: Peptidase_S48_N ECOD (1.6) B Peptidase_S48_C e4j00B2 A: alpha arrays X: HTH H: HTH T: winged F: Peptidase_S48_C ECOD (1.6) B hetR e4j00B3 A: a+b duplicates or obligate multimers X: Dimerization domain of heterocyst differentiation protein HetR (From Topology) H: Dimerization domain of heterocyst differentiation protein HetR (From Topology) T: Dimerization domain of heterocyst differentiation protein HetR F: hetR ECOD (1.6)
Chains Accession Name Description Comments Source PF18460 Heterocyst differentiation regulator C-terminal Hood domain (HetR_C) Heterocyst differentiation regulator C-terminal Hood domain This is the C-terminal hood domain found in Heterocyst differentiation control protein (HetR). HetR-C binds to PatS peptide. Two PatS6 peptides bind to the lateral clefts of HetR-Hood domain, and trigger significant conformational changes of the flap ... This is the C-terminal hood domain found in Heterocyst differentiation control protein (HetR). HetR-C binds to PatS peptide. Two PatS6 peptides bind to the lateral clefts of HetR-Hood domain, and trigger significant conformational changes of the flap domain, resulting in dissociation of the auxiliary alpha-helix and eventually release of HetR from the DNA major grove and termination of transcription [1]. Less Domain PF03574 Peptidase family S48 (Peptidase_S48) Peptidase family S48 - Family
Chains Polymer Molecular Function Biological Process Cellular Component Transcription Factor HetR - DNA (5'-D(*TP*GP*GP*TP*GP*AP*GP*GP*GP*GP*TP*TP*AP*AP*AP*CP*CP*CP*CP*TP*CP*AP*CP*C)-3') - - -