Annotations: 1NTC

SOLUTION STRUCTURE OF THE DNA-BINDING DOMAIN OF NTRC WITH THREE ALANINE SUBSTITUTIONS

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1ntcb1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	FIS-like	DNA-binding domain of NTRC	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d1ntcb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
A	d1ntca1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	FIS-like	DNA-binding domain of NTRC	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
A	d1ntca2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Homeodomain-like	8057536	3000001	SCOP2B (2022-06-29)
A	SCOP2 Family	FIS-like	8002274	4000189	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Homeodomain-like	8057536	3000001	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Pox_D5	e1ntcB1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: Pox_D5	ECOD (v294.2)
A	HTH_8	e1ntcA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: HTH_8	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
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, B	PF02954	Bacterial regulatory protein, Fis family (HTH_8)	Bacterial regulatory protein, Fis family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PROTEIN (NITROGEN REGULATION PROTEIN (NTRC))	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA 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 DNA-binding transcription activator activity molecular transducer activity phosphorelay response regulator activity	response to nutrient levels regulation of response to nutrient levels regulation of biological process response to stimulus homeostatic process nitrogen utilization biological regulation regulation of nitrogen utilization cellular homeostasis chemical homeostasis regulation of response to stimulus intracellular nitrogen homeostasis intracellular chemical homeostasis regulation of cellular process response to nutrient levels regulation of response to nutrient levels regulation of biological process response to stimulus homeostatic process nitrogen utilization biological regulation regulation of nitrogen utilization cellular homeostasis chemical homeostasis regulation of response to stimulus intracellular nitrogen homeostasis intracellular chemical homeostasis 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 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, B	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A, B	IPR058031	NorR-like, AAA+ ATPase lid domain	Domain
A, B	IPR011006	CheY-like superfamily	Homologous Superfamily
A, B	IPR002197	DNA binding HTH domain, Fis-type	Domain
A, B	IPR001789	Signal transduction response regulator, receiver domain	Domain
A, B	IPR002078	RNA polymerase sigma factor 54 interaction domain	Domain
A, B	IPR025662	Sigma-54 interaction domain, ATP-binding site 1	Binding Site
A, B	IPR025944	Sigma-54 interaction domain, conserved site	Conserved Site
A, B	IPR010114	DNA-binding transcriptional regulator NtrC	Family
A, B	IPR003593	AAA+ ATPase domain	Domain
A, B	IPR025943	Sigma-54 interaction domain, ATP-binding site 2	Binding Site
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

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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.