3AAI | pdb_00003aai

X-ray crystal structure of CsoR from Thermus thermophilus HB8

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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)
D	SCOP2B Superfamily	Metal-sensitive transcriptional repressors	8053779	3002223	SCOP2B (2022-06-29)
C	SCOP2 Family	Metal-sensitive transcriptional repressors	8050606	4006975	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Metal-sensitive transcriptional repressors	8053779	3002223	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Metal-sensitive transcriptional repressors	8053779	3002223	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Metal-sensitive transcriptional repressors	8053779	3002223	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)
D	Trns_repr_metal	e3aaiD1	A: alpha bundles	X: Copper-sensitive operon repressor (CsoR) (From Topology)	H: Copper-sensitive operon repressor (CsoR) (From Topology)	T: Copper-sensitive operon repressor (CsoR)	F: Trns_repr_metal	ECOD (1.6)
C	Trns_repr_metal	e3aaiC1	A: alpha bundles	X: Copper-sensitive operon repressor (CsoR) (From Topology)	H: Copper-sensitive operon repressor (CsoR) (From Topology)	T: Copper-sensitive operon repressor (CsoR)	F: Trns_repr_metal	ECOD (1.6)
B	Trns_repr_metal	e3aaiB1	A: alpha bundles	X: Copper-sensitive operon repressor (CsoR) (From Topology)	H: Copper-sensitive operon repressor (CsoR) (From Topology)	T: Copper-sensitive operon repressor (CsoR)	F: Trns_repr_metal	ECOD (1.6)
A	Trns_repr_metal	e3aaiA1	A: alpha bundles	X: Copper-sensitive operon repressor (CsoR) (From Topology)	H: Copper-sensitive operon repressor (CsoR) (From Topology)	T: Copper-sensitive operon repressor (CsoR)	F: Trns_repr_metal	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.20.58.1000	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
C	1.20.58.1000	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	1.20.58.1000	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
A	1.20.58.1000	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02583	Metal-sensitive transcriptional repressor (Trns_repr_metal)	Metal-sensitive transcriptional repressor	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Copper homeostasis operon 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 cation binding ion binding metal ion binding small molecule binding transcription regulator activity DNA-binding transcription repressor activity 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 cation binding ion binding metal ion binding small molecule binding transcription regulator activity DNA-binding transcription repressor activity DNA-binding transcription factor activity	regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of DNA-templated transcription regulation of biological process negative regulation of metabolic 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 negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process	protein-containing complex protein-DNA complex cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR038390	Metal-sensitive repressor, helix protomer superfamily	Homologous Superfamily
A, B, C, D	IPR003735	Metal-sensitive transcriptional repressor	Family

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.