Annotations: 2HH3

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2hh3a_	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	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	KH_1_1	e2hh3A1	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)
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
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	KH-type splicing regulatory protein	mRNA 3'-UTR binding RNA binding mRNA 3'-UTR AU-rich region binding binding organic cyclic compound binding nucleic acid binding mRNA binding DNA binding protein folding chaperone	regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process mRNA catabolic process 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 nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process mRNA catabolic process 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 nucleobase-containing compound catabolic process organic cyclic compound metabolic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process nucleic acid catabolic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process catabolic process cellular biosynthetic process RNA metabolic process macromolecule catabolic process regulation of mRNA catabolic process organic substance metabolic process negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process regulation of catabolic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound catabolic process regulation of mRNA stability regulation of cellular biosynthetic process negative regulation of biosynthetic process regulation of RNA stability cellular process regulation of mRNA metabolic process organic substance catabolic process RNA transport nitrogen compound transport transport organic substance transport nucleic acid transport mRNA transport establishment of localization localization establishment of RNA localization macromolecule localization RNA localization nucleobase-containing compound transport ncRNA metabolic process miRNA metabolic process RNA splicing RNA splicing, via transesterification reactions RNA processing 3'-UTR-mediated mRNA destabilization positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of mRNA metabolic process positive regulation of RNA metabolic process positive regulation of biological process mRNA destabilization RNA destabilization positive regulation of catabolic process positive regulation of mRNA catabolic process regulation of nitric oxide biosynthetic process negative regulation of nitric oxide metabolic process reactive nitrogen species metabolic process nitric oxide metabolic process nitric oxide biosynthetic process negative regulation of nitric oxide biosynthetic process regulation of nitric oxide metabolic process mRNA processing multicellular organismal process regulation of plasma lipoprotein particle levels regulation of low-density lipoprotein particle clearance negative regulation of low-density lipoprotein particle clearance plasma lipoprotein particle clearance negative regulation of lipoprotein particle clearance regulation of lipoprotein particle clearance regulation of multicellular organismal process low-density lipoprotein particle clearance negative regulation of multicellular organismal process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription cellular response to stimulus response to organic substance cellular response to chemical stimulus response to stimulus response to chemical response to cytokine cellular response to cytokine stimulus cellular response to organic substance	membrane cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle membrane cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR047371	Far upstream element-binding protein 2, fourth type I K homology domain	Domain
A	IPR004087	K Homology domain	Domain
A	IPR015096	Far upstream element-binding protein, C-terminal	Domain
A	IPR036612	K Homology domain, type 1 superfamily	Homologous Superfamily
A	IPR047369	Far upstream element-binding protein 2, second type I K homology domain	Domain
A	IPR047370	Far upstream element-binding protein 2, third type I K homology domain	Domain
A	IPR047372	Far upstream element-binding protein 2, first type I K homology domain	Domain
A	IPR004088	K Homology domain, type 1	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q92945	small cell lung carcinoma astrocytic tumor large cell medulloblastoma psoriasis atypical teratoid rhabdoid tumor osteosarcoma small cell carcinoma glioblastoma ovarian cancer Small cell carcinoma of lung

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.