DND1
Dead end protein homolog 1
Also known as: DND1_HUMAN, MGC34750, RBMS4
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q8IYX4
- Gene
- DND1
- Ensembl
- ENSG00000256453
- Chromosome
- 5
- Canonical length
- 353 aa
- Protein class
- Predicted intracellular proteins
- Subcellular location
- Nucleoplasm,Focal adhesion sites,Cytosol
OverviewNCBI Gene
This gene encodes a protein that binds to microRNA-targeting sequences of mRNAs, inhibiting microRNA-mediated repression. Reduced expression of this gene has been implicated in tongue squamous cell carcinoma. Two pseudogenes of this gene are located on the long arm of chromosome 17. [provided by RefSeq, Dec 2010]
Canonical amino-acid sequenceUniProt
353 residues, UniProt reviewed canonical sequence.
>Q8IYX4|DND1
1 MQSKRDCELW CERVNPENKA ALEAWVRETG IRLVQVNGQR KYGGPPPGWV GSPPPAGSEV
61 FIGRLPQDVY EHQLIPLFQR VGRLYEFRLM MTFSGLNRGF AYARYSSRRG AQAAIATLHN
121 HPLRPSCPLL VCRSTEKCEL SVDGLPPNLT RSALLLALQP LGPGLQEARL LPSPGPAPGQ
181 IALLKFSSHR AAAMAKKALV EGQSHLCGEQ VAVEWLKPDL KQRLRQQLVG PFLRSPQPEG
241 SQLALARDKL GFQGARATLQ LLCQRMKLGS PVFLTKCLGI GPAGWHRFWY QVVIPGHPVP
301 FSGLIWVVLT LDGRDGHEVA KDAVSVRLLQ ALSESGANLL WSAGAEAGTM VKQLocalizationUniProt · AlphaFold · HPA
Whether an antibody against DND1 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)
- 0.35
- Highest tissue expression
- 12 nTPM
Expression across tissuesHPA
Tissue
- testis: 12 nTPM
- cerebellum: 3.3 nTPM
- pituitary gland: 1.4 nTPM
- choroid plexus: 1.2 nTPM
- liver: 1.2 nTPM
- basal ganglia: 1.1 nTPM
Single-cell type
- oocytes: 152 nCPM
- early spermatids: 47 nCPM
- undifferentiated spermatogonia: 40 nCPM
- differentiating spermatogonia: 25 nCPM
- epicardial cells: 14 nCPM
- cardiomyocytes: 11 nCPM
Immune cell
- basophil: 0 nTPM
- classical monocyte: 0 nTPM
- eosinophil: 0 nTPM
- gdT-cell: 0 nTPM
- intermediate monocyte: 0 nTPM
- MAIT T-cell: 0 nTPM
Brain region
- thalamus: 1.1 nTPM
- white matter: 1.1 nTPM
- cerebellum: 1 nTPM
- midbrain: 1 nTPM
- medulla oblongata: 0.9 nTPM
- basal ganglia: 0.8 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)
- 0.55
- gnomAD pLI
- 0.44
- gnomAD missense Z
- 2.22
- DepMap mean gene effect
- -0.05
- 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
- 3'-UTR-mediated mRNA destabilization
- germ cell development
- mRNA stabilization
- negative regulation of miRNA-mediated gene silencing
- spermatogenesis
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- RNA recognition motif domain
- Nucleotide-binding alpha-beta plait domain superfamily
- RNA-binding domain superfamily
- RNA recognition motif
- double strand RNA binding domain from DEAD END PROTEIN 1
- Dead end protein 1, RNA recognition motif 1
- DND1, double-stranded RNA binding domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of DND1 in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
- APOBEC3
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads DND1 as an antibody target. Whether an autoantibody or antibody against DND1 could matter depends on whether native DND1 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
DND1 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 DND1 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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