Annotations: 6D7R

Crystal structure of an inactivate variant of the quorum-sensing master regulator HapR from protease-deficient non-O1, non-O139 Vibrio cholerae strain V2

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)
A	SCOP2 Family	Tetracyclin repressor-like	8089103	4000333	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TetR C-terminal domain-like	8090206	3000086	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Homeodomain-like	8090205	3000001	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	TetR C-terminal domain-like	8090206	3000086	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Homeodomain-like	8090205	3000001	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)
A	Pannexin_like	e6d7rA1	A: beta barrels	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like	T: Peptidyl-tRNA hydrolase-like	F: Pannexin_like	ECOD (v294.2)
B	DEAD	e6d7rB1	A: beta barrels	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like	T: Peptidyl-tRNA hydrolase-like	F: DEAD	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.357.10	Mainly Alpha	Orthogonal Bundle	Tetracycline Repressor	domain 2	CATH (4.3.0)
B	1.10.357.10	Mainly Alpha	Orthogonal Bundle	Tetracycline Repressor	domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Hemagglutinin/protease regulatory protein	DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding nucleic acid binding transcription regulatory region nucleic acid binding transcription regulator activity DNA-binding transcription factor activity peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A, B	IPR050109	HTH-type, TetR-like transcriptional regulator	Family
A, B	IPR001647	DNA-binding HTH domain, TetR-type	Domain
A, B	IPR036271	Tetracyclin repressor-like, C-terminal domain superfamily	Homologous Superfamily

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.