Annotations: 2ANN

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B [auth A]	d2anna1	Alpha and beta proteins (a+b)	Eukaryotic type KH-domain (KH-domain type I)	Eukaryotic type KH-domain (KH-domain type I)	automated matches	automated matches	Mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B [auth A]	d2anna3	Artifacts	Tags	Tags	Tags	N-terminal Tags	Mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth A]	KH_1_1	e2annA1	A: a+b two layers	X: Alpha-lytic protease prodomain-like	H: KH-domains	T: Eukaryotic type KH-domain (KH-domain type I)	F: KH_1_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth A]	3.30.1370.10	Alpha Beta	2-Layer Sandwich	Ribosomal Protein S8	Chain: A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth A]	PF00013	KH domain (KH_1)	KH domain	KH motifs bind RNA in vitro. Autoantibodies to Nova, a KH domain protein, cause paraneoplastic opsoclonus ataxia.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B]	5'-R(CPGPCPGPCPGPGPAPUPCPAPGPUPCPAPCPCPCPAPAPGPCPGPCP*G)-3'	-	-	-
B [auth A]	RNA-binding protein Nova-1	RNA binding binding organic cyclic compound binding nucleic acid binding mRNA binding mRNA 3'-UTR binding sequence-specific mRNA binding	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process RNA processing macromolecule metabolic process developmental process multicellular organism development multicellular organismal process anatomical structure development nervous system development system development mRNA processing mRNA metabolic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing, via transesterification reactions with bulged adenosine as nucleophile regulation of cellular process alternative mRNA splicing, via spliceosome regulation of mRNA splicing, via spliceosome regulation of primary metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of biosynthetic process regulation of mRNA processing regulation of biological process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process regulation of RNA splicing regulation of cellular biosynthetic process regulation of gene expression regulation of alternative mRNA splicing, via spliceosome regulation of macromolecule biosynthetic process regulation of mRNA metabolic process regulation of metabolic process negative regulation of cold-induced thermogenesis homeostatic process negative regulation of metabolic process negative regulation of biological process adaptive thermogenesis multicellular organismal-level homeostasis regulation of cold-induced thermogenesis cold-induced thermogenesis temperature homeostasis regulation of multicellular organismal process negative regulation of multicellular organismal process	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle cytoplasm nucleoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth A]	IPR047274	RNA-binding protein Nova-1/2, type I K Homology domain 3	Domain
B [auth A]	IPR047275	RNA-binding protein Nova-1/2, type I K Homology domain 1	Domain
B [auth A]	IPR004087	K Homology domain	Domain
B [auth A]	IPR036612	K Homology domain, type 1 superfamily	Homologous Superfamily
B [auth A]	IPR004088	K Homology domain, type 1	Domain
B [auth A]	IPR047276	RNA-binding protein Nova-1/2, type I K Homology domain 2	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B [auth A]	Pharos: P51513	astrocytic tumor breast carcinoma glioblastoma lung cancer malignant glioma oligodendroglioma Sjogren syndrome atopic eczema cystic fibrosis invasive ductal breast carcinoma lung carcinoma malignant mesothelioma pilocytic astrocytoma subependymal giant cell astrocytoma breast cancer astrocytic tumor breast carcinoma glioblastoma lung cancer malignant glioma oligodendroglioma Sjogren syndrome atopic eczema cystic fibrosis invasive ductal breast carcinoma lung carcinoma malignant mesothelioma pilocytic astrocytoma subependymal giant cell astrocytoma breast cancer ductal breast carcinoma in situ large cell medulloblastoma malignant colon neoplasm medulloblastoma psoriasis

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.