Annotations: 3QOD

Crystal Structure of Heterocyst Differentiation Protein, HetR from Fischerella mv11

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
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)
B	SCOP2B Superfamily	HetR, C-terminal hood domain	8055696	3002297	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Winged helix DNA-binding domain	8055695	3000034	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Homeodomain-like	8055694	3000001	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	HetR, C-terminal hood domain	8055696	3002297	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	SurA_N	e3qodB1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: SurA_N	ECOD (v295.2)
B	DUF5610	e3qodB3	A: alpha arrays	X: Uncharacterized protein CV_1783	H: Uncharacterized protein CV_1783	T: Uncharacterized protein CV_1783	F: DUF5610	ECOD (v295.2)
A	Peptidase_S48	e3qodA1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Peptidase_S48	ECOD (v295.2)
A	CRISPR_assoc	e3qodA2	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: CRISPR_assoc	ECOD (v295.2)
A	DUF5610	e3qodA3	A: alpha arrays	X: Uncharacterized protein CV_1783	H: Uncharacterized protein CV_1783	T: Uncharacterized protein CV_1783	F: DUF5610	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.10.1680	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	HetR, N-terminal DNA-binding domain	CATH (4.3.0)
B	1.10.10.1670	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	HetR, flap domain	CATH (4.3.0)
A	1.10.10.1680	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	HetR, N-terminal DNA-binding domain	CATH (4.3.0)
A	1.10.10.1670	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	HetR, flap domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Heterocyst differentiation protein	DNA binding binding nucleic acid binding peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity	developmental process heterocyst development cellular developmental process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR059259	HetR, N-terminal domain	Domain
A, B	IPR041935	HetR, flap domain	Homologous Superfamily
A, B	IPR041936	HetR, N-terminal DNA-binding domain	Homologous Superfamily
A, B	IPR005319	Peptidase S48, DNA-binding transcriptional activator HetR	Family
A, B	IPR040949	HetR, C-terminal Hood domain	Domain