Annotations: 3H0D

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	CblD	e3h0dB1	A: alpha bundles	X: DEATH domain	H: 40S ribosomal protein S13 N-terminal domain	T: 40S ribosomal protein S13 N-terminal domain	F: CblD	ECOD (develop294)
A	CtsR	e3h0dA1	A: alpha bundles	X: Rossmann-like	H: HTH	T: winged helix domain	F: CtsR	ECOD (develop294)
A	CtsR_C	e3h0dA2	A: alpha bundles	X: Rossmann-like	H: CtsR dimerization domain	T: CtsR dimerization domain	F: CtsR_C	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.56.130	Alpha Beta	2-Layer Sandwich	Phenylalanyl-tRNA Synthetase	Chain B, domain 1	CATH (4.3.0)
B	1.10.1200.150	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
A	3.30.56.130	Alpha Beta	2-Layer Sandwich	Phenylalanyl-tRNA Synthetase	Chain B, domain 1	CATH (4.3.0)
A	1.10.1200.150	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D	DNA (26-MER)	-	-	-
C	DNA (26-MER)	-	-	-
A, B	CtsR	DNA binding binding nucleic acid 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	IPR041473	CtsR, C-terminal dimerization domain	Domain
A, B	IPR040465	CtsR, N-terminal HTH domain	Domain
A, B	IPR008463	Transcriptional regulator CtsR	Family
A, B	IPR041908	CtsR, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR041902	CtsR, N-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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.