Annotations: 1NHN

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1nhna_	All alpha proteins	HMG-box	HMG-box	HMG-box	High mobility group protein 1, HMG1	Chinese hamster (Cricetulus griseus ) [TaxId: 10029 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	HMG-box	8036765	3001368	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HMG_box	e1nhnA1	A: alpha arrays	X: HMG-box (From Topology)	H: HMG-box (From Topology)	T: HMG-box	F: HMG_box	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.30.10	Mainly Alpha	Orthogonal Bundle	DNA Binding (I), subunit A	High mobility group box domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00505	HMG (high mobility group) box (HMG_box)	HMG (high mobility group) box	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	HIGH MOBILITY GROUP PROTEIN 1	DNA binding double-stranded DNA binding binding organic cyclic compound binding nucleic acid binding	chemotaxis response to stimulus taxis response to chemical response to external stimulus locomotion negative regulation of transcription initiation by RNA polymerase II regulation of cellular process transcription preinitiation complex assembly negative regulation of biological process negative regulation of nitrogen compound metabolic process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process chemotaxis response to stimulus taxis response to chemical response to external stimulus locomotion negative regulation of transcription initiation by RNA polymerase II regulation of cellular process transcription preinitiation complex assembly negative regulation of biological process negative regulation of nitrogen compound metabolic process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process cellular component biogenesis nucleobase-containing compound metabolic process regulation of nitrogen compound metabolic process DNA-templated transcription regulation of DNA-templated transcription initiation regulation of RNA metabolic process cellular component assembly transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription regulation of biological process negative regulation of cellular component organization negative regulation of transcription by RNA polymerase II cellular metabolic process negative regulation of metabolic process cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process negative regulation of protein-containing complex assembly organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process RNA polymerase II preinitiation complex assembly 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 regulation of RNA polymerase II transcription preinitiation complex assembly regulation of cellular component organization cellular biosynthetic process negative regulation of RNA polymerase II transcription preinitiation complex assembly RNA metabolic process cellular component organization protein-DNA complex organization RNA biosynthetic process nucleic acid biosynthetic process regulation of protein-containing complex assembly organic substance metabolic process protein-containing complex assembly negative regulation of cellular process nitrogen compound metabolic process cellular component organization or biogenesis regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process protein-containing complex organization biological regulation protein-DNA complex assembly regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression regulation of cellular component biogenesis macromolecule biosynthetic process DNA-templated transcription initiation nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular process regulation of transcription initiation by RNA polymerase II cellular aromatic compound metabolic process negative regulation of DNA-templated transcription initiation cellular response to stimulus positive regulation of cell communication positive regulation of response to biotic stimulus regulation of toll-like receptor 9 signaling pathway positive regulation of signal transduction pattern recognition receptor signaling pathway regulation of signal transduction response to biotic stimulus cell communication immune response-activating signaling pathway positive regulation of immune response regulation of immune system process signal transduction positive regulation of immune system process innate immune response-activating signaling pathway positive regulation of pattern recognition receptor signaling pathway immune response response to other organism regulation of innate immune response regulation of response to stimulus defense response to other organism regulation of pattern recognition receptor signaling pathway positive regulation of defense response toll-like receptor 9 signaling pathway activation of innate immune response regulation of immune response activation of immune response cytoplasmic pattern recognition receptor signaling pathway regulation of defense response regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms regulation of response to external stimulus intracellular receptor signaling pathway signaling positive regulation of biological process regulation of cytoplasmic pattern recognition receptor signaling pathway positive regulation of response to stimulus endolysosomal toll-like receptor signaling pathway positive regulation of response to external stimulus immune response-regulating signaling pathway regulation of response to stress response to stress innate immune response response to external biotic stimulus positive regulation of toll-like receptor 9 signaling pathway positive regulation of cellular process regulation of signaling positive regulation of innate immune response defense response defense response to symbiont immune system process regulation of cell communication positive regulation of signaling adaptive immune response adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity regulation of immune effector process T cell mediated immunity immune response to tumor cell regulation of response to tumor cell T cell mediated immune response to tumor cell regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of T cell mediated immune response to tumor cell leukocyte mediated immunity regulation of T cell mediated immunity response to tumor cell regulation of adaptive immune response regulation of immune response to tumor cell immune effector process regulation of leukocyte mediated immunity regulation of lymphocyte mediated immunity DNA metabolic process cellular response to stress DNA damage response DNA repair cellular catabolic process catabolic process autophagy process utilizing autophagic mechanism positive regulation of cellular metabolic process DNA ligation positive regulation of metabolic process regulation of DNA ligation positive regulation of DNA ligation positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of DNA metabolic process positive regulation of nitrogen compound metabolic process regulation of DNA metabolic process inflammatory response localization import into cell transport phagocytosis apoptotic cell clearance endocytosis establishment of localization vesicle-mediated transport DNA recombination multicellular organismal process homeostatic process neutrophil clearance neutrophil homeostasis multicellular organismal-level homeostasis leukocyte homeostasis homeostasis of number of cells myeloid cell homeostasis	intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle chromosome cellular anatomical entity condensed chromosome non-membrane-bounded organelle membrane-bounded organelle endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system cytoplasmic vesicle intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle chromosome cellular anatomical entity condensed chromosome non-membrane-bounded organelle membrane-bounded organelle endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system cytoplasmic vesicle cytoplasm vesicle extracellular region cell periphery plasma membrane membrane endoplasmic reticulum-Golgi intermediate compartment nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017967	HMG box A DNA-binding domain, conserved site	Conserved Site
A	IPR009071	High mobility group box domain	Domain
A	IPR036910	High mobility group box 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.