Annotations: 2JK3

CRYSTAL STRUCTURE OF THE HLYIIR MUTANT PROTEIN WITH RESIDUES 169-186 SUBSTITUTED BY GSSGSSG LINKER

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2jk3b1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	Tetracyclin repressor-like, N-terminal domain	automated matches	(Bacillus cereus ) [TaxId: 1396 ],	SCOPe (2.08)
B	d2jk3b2	All alpha proteins	Tetracyclin repressor-like, C-terminal domain	Tetracyclin repressor-like, C-terminal domain	Tetracyclin repressor-like, C-terminal domain	automated matches	(Bacillus cereus ) [TaxId: 1396 ],	SCOPe (2.08)
A	d2jk3a1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	Tetracyclin repressor-like, N-terminal domain	automated matches	(Bacillus cereus ) [TaxId: 1396 ],	SCOPe (2.08)
A	d2jk3a2	All alpha proteins	Tetracyclin repressor-like, C-terminal domain	Tetracyclin repressor-like, C-terminal domain	Tetracyclin repressor-like, C-terminal domain	automated matches	(Bacillus cereus ) [TaxId: 1396 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	TetR C-terminal domain-like	8056449	3000086	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Homeodomain-like	8056448	3000001	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TetR C-terminal domain-like	8056449	3000086	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Homeodomain-like	8056448	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)
B	DUF1684	e2jk3B1	A: beta barrels	X: Lipocalins/Streptavidin	H: SH3	T: Transmembrane protein 14A	F: DUF1684	ECOD (v294.2)
A	Methyltransf_2	e2jk3A1	A: beta barrels	X: Profilin-like	H: sensor domains	T: sensor domains	F: Methyltransf_2	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
B	1.10.357.10	Mainly Alpha	Orthogonal Bundle	Tetracycline Repressor	domain 2	CATH (4.3.0)
A	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
A	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	HEMOLYSIN II REGULATORY PROTEIN	DNA binding binding nucleic acid binding identical protein binding protein binding	regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process cellular process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR023772	DNA-binding HTH domain, TetR-type, conserved site	Conserved Site
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
A, B	IPR041474	HTH-type transcriptional repressor NicS, C-terminal	Domain

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