Seroatlas · Human Serome Atlas

DDX47

Probable ATP-dependent RNA helicase DDX47

Also known as: DDX47_HUMAN, DKFZp564O176, FLJ30012, HQ0256, RRP3

Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene

Protein identityUniProt · HPA

UniProt accession
Q9H0S4
Gene
DDX47
Ensembl
ENSG00000213782
Chromosome
12
Canonical length
455 aa
Protein class
Enzymes, Plasma proteins, Predicted intracellular proteins
Subcellular location
Nucleoli

OverviewNCBI Gene

This gene encodes a member of the DEAD box protein family. 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 family are believed to be involved in embryogenesis, spermatogenesis, and cellular growth and division. The protein encoded by this gene can shuttle between the nucleus and the cytoplasm, and has an RNA-independent ATPase activity. Two alternatively spliced transcript variants encoding distinct isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

Canonical amino-acid sequenceUniProt

455 residues, UniProt reviewed canonical sequence.

>Q9H0S4|DDX47
     1  MAAPEEHDSP TEASQPIVEE EETKTFKDLG VTDVLCEACD QLGWTKPTKI QIEAIPLALQ
    61  GRDIIGLAET GSGKTGAFAL PILNALLETP QRLFALVLTP TRELAFQISE QFEALGSSIG
   121  VQSAVIVGGI DSMSQSLALA KKPHIIIATP GRLIDHLENT KGFNLRALKY LVMDEADRIL
   181  NMDFETEVDK ILKVIPRDRK TFLFSATMTK KVQKLQRAAL KNPVKCAVSS KYQTVEKLQQ
   241  YYIFIPSKFK DTYLVYILNE LAGNSFMIFC STCNNTQRTA LLLRNLGFTA IPLHGQMSQS
   301  KRLGSLNKFK AKARSILLAT DVASRGLDIP HVDVVVNFDI PTHSKDYIHR VGRTARAGRS
   361  GKAITFVTQY DVELFQRIEH LIGKKLPGFP TQDDEVMMLT ERVAEAQRFA RMELREHGEK
   421  KKRSREDAGD NDDTEGAIGV RNKVAGGKMK KRKGR

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against DDX47 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)
0.3
Highest tissue expression
45 nTPM

Expression across tissuesHPA

Tissue

  • urinary bladder: 45 nTPM
  • skeletal muscle: 43 nTPM
  • tongue: 39 nTPM
  • bone marrow: 39 nTPM
  • tonsil: 37 nTPM
  • liver: 35 nTPM

Single-cell type

  • microglia: 18 nCPM
  • oligodendrocytes: 16 nCPM
  • paneth cells: 16 nCPM
  • oligodendrocyte progenitor cells: 13 nCPM
  • bergmann glia: 12 nCPM
  • choroid plexus epithelial cells: 12 nCPM

Immune cell

  • myeloid DC: 57 nTPM
  • MAIT T-cell: 56 nTPM
  • naive CD4 T-cell: 53 nTPM
  • naive CD8 T-cell: 52 nTPM
  • memory B-cell: 48 nTPM
  • gdT-cell: 47 nTPM

Brain region

  • white matter: 18 nTPM
  • cerebellum: 17 nTPM
  • choroid plexus: 17 nTPM
  • spinal cord: 17 nTPM
  • hypothalamus: 16 nTPM
  • pons: 16 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)
0.98
gnomAD pLI
0
gnomAD missense Z
0.39
DepMap mean gene effect
-1.7
DepMap dependency class
pan

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 9% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).

OntologyGO

Biological processes

Molecular functions

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of DDX47 in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads DDX47 as an antibody target. Whether an autoantibody or antibody against DDX47 could matter depends on whether native DDX47 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

DDX47 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 DDX47 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/DDX47. Study-independent annotations aggregated from UniProt, Human Protein Atlas, PubMed, IEDB, Pfam, InterPro, Gene Ontology, AlphaFold, gnomAD, DepMap, ClinVar, TCGA. Catalog release seroatlas-reviewed-human-uniprot-20260313.

Seroatlas is the reference for exploring autoantibody and antibody serology at the human-protein level: the autoreactome and human serome, multiplex serology (HuProt, HuScan, VirScan, PhIP-Seq).

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