Annotations: 3GBG

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	EUF07670	e3gbgA1	A: beta sandwiches	X: jelly-roll	H: Double-stranded beta-helix (From Topology)	T: Double-stranded beta-helix	F: EUF07670	ECOD (1.6)
A	HTH_AraC	e3gbgA2	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: HTH_AraC	ECOD (1.6)
A	HTH_AraC_like	e3gbgA3	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_AraC_like	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.120.810	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.2.0)
A	1.10.10.1310	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	ToxT, HTH1 motif	CATH (4.2.0)
A	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	TCP pilus virulence regulatory protein	transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription activator 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 DNA-binding transcription repressor activity	regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of metabolic process DNA-templated transcription 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 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 positive regulation of RNA metabolic process regulation of gene expression biosynthetic process positive regulation of RNA biosynthetic process cellular process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of 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	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A	IPR018060	AraC-like, DNA binding HTH domain	Domain
A	IPR018062	HTH domain AraC-type, conserved site	Conserved Site
A	IPR044875	ToxT, HTH1 motif superfamily	Homologous Superfamily
A	IPR055025	ToxT, N-terminal cupin-like domain	Domain
A	IPR020449	Transcription regulator HTH, AraC- type, HTH domain	Domain

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.