ZNF239
Zinc finger protein 239
Also known as: HOK-2, MOK2, ZN239_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q16600
- Gene
- ZNF239
- Ensembl
- ENSG00000196793
- Chromosome
- 10
- Canonical length
- 458 aa
- Protein class
- Predicted intracellular proteins, Transcription factors
- Subcellular location
- Nucleoplasm,Nuclear bodies
OverviewNCBI Gene
MOK2 proteins are DNA- and RNA-binding proteins that are mainly associated with nuclear RNP components, including the nucleoli and extranucleolar structures (Arranz et al., 1997 [PubMed 9121460]).[supplied by OMIM, Mar 2008]
Canonical amino-acid sequenceUniProt
458 residues, UniProt reviewed canonical sequence.
>Q16600|ZNF239
1 MASTITGSQD CIVNHRGEVD GEPELDISPC QQWGEASSPI SRNRDSVMTL QSGCFENIES
61 ETYLPLKVSS QIDTQDSSVK FCKNEPQDHQ ESRRLFVMEE STERKVIKGE SCSENLQVKL
121 VSDGQELASP LLNGEATCQN GQLKESLDPI DCNCKDIHGW KSQVVSCSQQ RAHTEEKPCD
181 HNNCGKILNT SPDGHPYEKI HTAEKQYECS QCGKNFSQSS ELLLHQRDHT EEKPYKCEQC
241 GKGFTRSSSL LIHQAVHTDE KPYKCDKCGK GFTRSSSLLI HHAVHTGEKP YKCDKCGKGF
301 SQSSKLHIHQ RVHTGEKPYE CEECGMSFSQ RSNLHIHQRV HTGERPYKCG ECGKGFSQSS
361 NLHIHRCIHT GEKPYQCYEC GKGFSQSSDL RIHLRVHTGE KPYHCGKCGK GFSQSSKLLI
421 HQRVHTGEKP YECSKCGKGF SQSSNLHIHQ RVHKKDPRLocalizationUniProt · AlphaFold · HPA
Whether an antibody against ZNF239 can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Intracellular
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.53
- Highest tissue expression
- 7.7 nTPM
Expression across tissuesHPA
Tissue
- testis: 7.7 nTPM
- breast: 5 nTPM
- kidney: 5 nTPM
- prostate: 4.9 nTPM
- pancreas: 4.8 nTPM
- smooth muscle: 4.5 nTPM
Single-cell type
- late primary spermatocytes: 47 nCPM
- early spermatids: 32 nCPM
- late spermatids: 20 nCPM
- oocytes: 14 nCPM
- differentiating spermatogonia: 12 nCPM
- alveolar cells type 1: 11 nCPM
Immune cell
- naive CD4 T-cell: 6.4 nTPM
- naive CD8 T-cell: 3.8 nTPM
- MAIT T-cell: 3.7 nTPM
- memory CD4 T-cell: 3.5 nTPM
- naive B-cell: 2.8 nTPM
- memory B-cell: 2.6 nTPM
Brain region
- white matter: 5.5 nTPM
- basal ganglia: 5.4 nTPM
- cerebral cortex: 5.3 nTPM
- hypothalamus: 5.2 nTPM
- cerebellum: 5.1 nTPM
- spinal cord: 4.7 nTPM
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 1.26
- gnomAD pLI
- 0
- gnomAD missense Z
- 0.18
- DepMap mean gene effect
- -0.09
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 5% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- negative regulation of transcription by RNA polymerase II
- regulation of transcription by RNA polymerase II
Molecular functions
- DNA binding
- DNA-binding transcription factor activity, RNA polymerase II-specific
- DNA-binding transcription repressor activity, RNA polymerase II-specific
- RNA binding
- RNA polymerase II cis-regulatory region sequence-specific DNA binding
- zinc ion binding
Cellular components
Protein domainsUniProt · Pfam · InterPro
KeywordsUniProt
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads ZNF239 as an antibody target. Whether an autoantibody or antibody against ZNF239 could matter depends on whether native ZNF239 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
ZNF239 is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label ZNF239 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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