Annotations: 1XXC

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1xxca_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d1xxcb_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
C	d1xxcc_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
D	d1xxcd_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
E	d1xxce_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
F	d1xxcf_	Alpha and beta proteins (a+b)	DCoH-like	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	C-terminal domain of arginine repressor	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	ArgR regulatory domain-like	8058556	3000096	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	Arg_repressor_C	e1xxcA1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)
B	Arg_repressor_C	e1xxcB1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)
C	Arg_repressor_C	e1xxcC1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)
D	Arg_repressor_C	e1xxcD1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)
E	Arg_repressor_C	e1xxcE1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)
F	Arg_repressor_C	e1xxcF1	A: a+b two layers	X: Glucose permease domain IIB-like	H: arginine repressor C terminal domain-related	T: C-terminal domain of arginine repressor	F: Arg_repressor_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)
B	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)
C	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)
D	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)
E	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)
F	3.30.1360.40	Alpha Beta	2-Layer Sandwich	Gyrase A	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF02863	Arginine repressor, C-terminal domain (Arg_repressor_C)	Arginine repressor, C-terminal domain	This is the C-terminal domain of the arginine repressor, responsible for arginine binding and multimerization [1,2]. It binds mainly Arg, but also ornithine, Pro and Tyr (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.o ...	This is the C-terminal domain of the arginine repressor, responsible for arginine binding and multimerization [1,2]. It binds mainly Arg, but also ornithine, Pro and Tyr (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	ARGININE REPRESSOR	DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding cis-regulatory region sequence-specific DNA binding transcription regulatory region nucleic acid binding transcription regulator activity DNA-binding transcription factor activity cation binding organic acid binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding cis-regulatory region sequence-specific DNA binding transcription regulatory region nucleic acid binding transcription regulator activity DNA-binding transcription factor activity cation binding organic acid binding ion binding anion binding amino acid binding carboxylic acid binding arginine binding small molecule binding identical protein binding protein binding	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis L-arginine biosynthetic process oxoacid metabolic process glutamine family amino acid biosynthetic process cellular biosynthetic process amino acid metabolic process organic acid metabolic process cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis L-arginine biosynthetic process oxoacid metabolic process glutamine family amino acid biosynthetic process cellular biosynthetic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glutamine family amino acid metabolic process arginine metabolic process small molecule metabolic process small molecule biosynthetic process cellular metabolic process carboxylic acid metabolic process primary metabolic process L-amino acid biosynthetic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process metabolic process alpha-amino acid biosynthetic process catabolic process regulation of cellular process glutamine family amino acid catabolic process arginine catabolic process organic acid catabolic process regulation of primary metabolic process cellular catabolic process cellular ketone metabolic process regulation of small molecule metabolic process carboxylic acid catabolic process regulation of arginine metabolic process amino acid catabolic process amine catabolic process regulation of arginine catabolic process regulation of biological process regulation of cellular ketone metabolic process regulation of cellular amino acid metabolic process regulation of amine metabolic process biological regulation L-amino acid catabolic process regulation of cellular metabolic process regulation of catabolic process amine metabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process regulation of cellular catabolic process small molecule catabolic process regulation of metabolic process regulation of amine catabolic process regulation of glutamine family amino acid metabolic process nucleobase-containing compound metabolic process plasmid recombination DNA recombination DNA metabolic process macromolecule metabolic process nucleic acid metabolic process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of nucleobase-containing compound metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process DNA-templated transcription initiation positive regulation of DNA-templated transcription initiation regulation of cellular biosynthetic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription positive regulation of cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process negative regulation of DNA-templated transcription negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of DNA-templated transcription initiation negative regulation of RNA metabolic process regulation of arginine biosynthetic process regulation of cellular amino acid biosynthetic process	protein-containing complex transcription regulator complex intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR001669	Arginine repressor	Family
A, B, C, D, E A, B, C, D, E, F	IPR020899	Arginine repressor, C-terminal	Domain
A, B, C, D, E A, B, C, D, E, F	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR020900	Arginine repressor, DNA-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR036251	Arginine repressor, C-terminal domain superfamily	Homologous Superfamily

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.