2K9S | pdb_00002k9s

Solution structure of dna binding domain of E. coli arac

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HTH_18	e2k9sA1	A: alpha bundles	X: OB-fold	H: Nucleic acid-binding protein	T: Nucleic acid-binding protein	F: HTH_18	ECOD (develop294)
A	PK_Tyr_Ser-Thr	e2k9sA2	A: alpha bundles	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PK_Tyr_Ser-Thr	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF12833	Helix-turn-helix domain (HTH_18)	Helix-turn-helix domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Arabinose 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 transcription regulator activity DNA-binding transcription factor activity identical protein binding protein binding DNA-binding transcription repressor activity	monosaccharide metabolic process arabinose metabolic process carbohydrate metabolic process catabolic process arabinose catabolic process carbohydrate catabolic process primary metabolic process small molecule metabolic process metabolic process cellular process pentose metabolic process monosaccharide catabolic process small molecule catabolic process pentose catabolic process monosaccharide metabolic process arabinose metabolic process carbohydrate metabolic process catabolic process arabinose catabolic process carbohydrate catabolic process primary metabolic process small molecule metabolic process metabolic process cellular process pentose metabolic process monosaccharide catabolic process small molecule catabolic process pentose catabolic 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 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 regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex protein-DNA complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A	IPR018060	AraC-like, DNA binding HTH domain	Domain
A	IPR003313	AraC-type arabinose-binding/dimerisation domain	Domain
A	IPR018062	HTH domain AraC-type, conserved site	Conserved Site
A	IPR020449	Transcription regulator HTH, AraC- type, HTH domain	Domain
A	IPR037923	Transcription regulator HTH-like	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.