Annotations: 3NR7

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PRK10947	e3nr7A1	A: alpha duplicates or obligate multimers	X: H-NS histone-like proteins, N-terminal domain (From Topology)	H: H-NS histone-like proteins, N-terminal domain (From Topology)	T: H-NS histone-like proteins, N-terminal domain	F: PRK10947	ECOD (1.6)
B	PRK10947	e3nr7B1	A: alpha duplicates or obligate multimers	X: H-NS histone-like proteins, N-terminal domain (From Topology)	H: H-NS histone-like proteins, N-terminal domain (From Topology)	T: H-NS histone-like proteins, N-terminal domain	F: PRK10947	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.287.1050	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	H-NS histone-like proteins	CATH (4.3.0)
B	1.10.287.1050	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	H-NS histone-like proteins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00816	H-NS histone family (Histone_HNS)	H-NS histone family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	DNA-binding protein H-NS	DNA binding bent DNA binding binding organic cyclic compound binding nucleic acid binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding transcription regulatory region nucleic acid binding DNA secondary structure binding minor groove of adenine-thymine-rich DNA binding protein binding protein dimerization activity DNA binding bent DNA binding binding organic cyclic compound binding nucleic acid binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding transcription regulatory region nucleic acid binding DNA secondary structure binding minor groove of adenine-thymine-rich DNA binding protein binding protein dimerization activity structural molecule activity structural constituent of chromatin identical protein binding transcription regulator activity DNA-binding transcription repressor activity DNA-binding transcription factor activity	regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription regulation of biological process cellular metabolic process regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription regulation of biological process cellular metabolic process negative regulation of metabolic process primary metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular process protein-DNA complex organization cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis protein-containing complex organization epigenetic regulation of gene expression negative regulation of gene expression negative regulation of gene expression, epigenetic	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex protein-DNA complex nucleoid

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001801	Histone-like protein H-NS	Family
A, B	IPR027454	Histone-like protein H-NS, N-terminal	Homologous Superfamily
A, B	IPR027444	Histone-like protein H-NS, C-terminal domain	Domain
A, B	IPR037150	Histone-like protein H-NS, C-terminal domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.