DHX32
Putative pre-mRNA-splicing factor ATP-dependent RNA helicase DHX32
Also known as: DDX32, DHLP1, DHX32_HUMAN, FLJ10694, FLJ10889
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q7L7V1
- Gene
- DHX32
- Ensembl
- ENSG00000089876
- Chromosome
- 10
- Canonical length
- 743 aa
- Protein class
- Enzymes, Predicted intracellular proteins
OverviewNCBI Gene
DEAD box proteins, characterized by the conserved motif Asp-Glu-Ala-Asp (DEAD), are putative RNA helicases. They are implicated in a number of cellular processes involving alteration of RNA secondary structure such as translation initiation, nuclear and mitochondrial splicing, and ribosome and spliceosome assembly. Based on their distribution patterns, some members of this DEAD box protein family are believed to be involved in embryogenesis, spermatogenesis, and cellular growth and division. This gene encodes a member of this family. The function of this member has not been determined. Alternative splicing of this gene generates 2 transcript variants, but the full length nature of one of the variants has not been defined. [provided by RefSeq, Jul 2008]
Canonical amino-acid sequenceUniProt
743 residues, UniProt reviewed canonical sequence.
>Q7L7V1|DHX32
1 MEEEGLECPN SSSEKRYFPE SLDSSDGDEE EVLACEDLEL NPFDGLPYSS RYYKLLKERE
61 DLPIWKEKYS FMENLLQNQI VIVSGDAKCG KSAQVPQWCA EYCLSIHYQH GGVICTQVHK
121 QTVVQLALRV ADEMDVNIGH EVGYVIPFEN CCTNETILRY CTDDMLQREM MSNPFLGSYG
181 VIILDDIHER SIATDVLLGL LKDVLLARPE LKLIINSSPH LISKLNSYYG NVPVIEVKNK
241 HPVEVVYLSE AQKDSFESIL RLIFEIHHSG EKGDIVVFLA CEQDIEKVCE TVYQGSNLNP
301 DLGELVVVPL YPKEKCSLFK PLDETEKRCQ VYQRRVVLTT SSGEFLIWSN SVRFVIDVGV
361 ERRKVYNPRI RANSLVMQPI SQSQAEIRKQ ILGSSSSGKF FCLYTEEFAS KDMTPLKPAE
421 MQEANLTSMV LFMKRIDIAG LGHCDFMNRP APESLMQALE DLDYLAALDN DGNLSEFGII
481 MSEFPLDPQL SKSILASCEF DCVDEVLTIA AMVTAPNCFS HVPHGAEEAA LTCWKTFLHP
541 EGDHFTLISI YKAYQDTTLN SSSEYCVEKW CRDYFLNCSA LRMADVIRAE LLEIIKRIEL
601 PYAEPAFGSK ENTLNIKKAL LSGYFMQIAR DVDGSGNYLM LTHKQVAQLH PLSGYSITKK
661 MPEWVLFHKF SISENNYIRI TSEISPELFM QLVPQYYFSN LPPSESKDIL QQVVDHLSPV
721 STMNKEQQMC ETCPETEQRC TLQLocalizationUniProt · AlphaFold · HPA
Whether an antibody against DHX32 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)
- 0.27
- Highest tissue expression
- 34 nTPM
Expression across tissuesHPA
Tissue
- rectum: 34 nTPM
- heart muscle: 33 nTPM
- stomach: 32 nTPM
- testis: 31 nTPM
- choroid plexus: 30 nTPM
- colon: 29 nTPM
Single-cell type
- esophageal apical cells: 280 nCPM
- late primary spermatocytes: 156 nCPM
- goblet cells: 150 nCPM
- sertoli cells: 147 nCPM
- foveolar cells: 146 nCPM
- syncytiotrophoblasts: 142 nCPM
Immune cell
- memory B-cell: 4.7 nTPM
- naive CD4 T-cell: 2.8 nTPM
- NK-cell: 2.8 nTPM
- naive B-cell: 2 nTPM
- eosinophil: 1.8 nTPM
- intermediate monocyte: 1.8 nTPM
Brain region
- choroid plexus: 44 nTPM
- white matter: 24 nTPM
- thalamus: 23 nTPM
- medulla oblongata: 21 nTPM
- spinal cord: 21 nTPM
- basal ganglia: 21 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)
- 0.89
- gnomAD pLI
- 0
- gnomAD missense Z
- 1.26
- DepMap mean gene effect
- -0.04
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 4% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Helicase-associated domain
- DEAD-box helicase, OB fold
- Helicase superfamily 1/2, ATP-binding domain
- P-loop containing nucleoside triphosphate hydrolase
- Helicase associated domain (HA2), winged-helix domain
- Helicase associated domain (HA2), winged-helix
- Oligonucleotide/oligosaccharide-binding (OB)-fold
- Helicase associated domain (HA2), ratchet-like
KeywordsUniProt
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads DHX32 as an antibody target. Whether an autoantibody or antibody against DHX32 could matter depends on whether native DHX32 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
DHX32 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 DHX32 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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