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- Table of Contents
Facts about ATP-dependent RNA helicase DHX33.
In the cytoplasm, promotes elongation-competent 80S ribosome assembly in the late phase of mRNA translation initiation (PubMed:26100019). Senses cytosolic dsRNA mediating NLRP3 inflammasome formation in macrophages and type I interferon production in myeloid dendritic cells (PubMed:23871209).
| Human | |
|---|---|
| Gene Name: | DHX33 |
| Uniprot: | Q9H6R0 |
| Entrez: | 56919 |

| Belongs to: |
|---|
| DEAD box helicase family |

DDX33; DEAD/H (Asp-Glu-Ala-Asp/His) box polypeptide 33; DEAH (Asp-Glu-Ala-His) box polypeptide 33; DEAH box protein 33; DKFZp762F2011; EC 3.6.1; EC 3.6.4.13; FLJ21972; putative ATP-dependent RNA helicase DHX33
Mass (kDA):
78.874 kDA

| Human | |
|---|---|
| Location: | 17p13.2 |
| Sequence: | 17; NC_000017.11 (5440917..5469055, complement) |
Nucleus, nucleolus. Nucleus, nucleoplasm. Cytoplasm. Nucleus. Inflammasome. Predominantly in the nucleolus. During mitosis, localizes with the nucleolar organizing regions (PubMed:21930779). Upon dsRNA-binding, localizes in the inflammasome (PubMed:23871209).



PMID: 21930779 by Zhang Y., et al. Identification of DHX33 as a mediator of rRNA synthesis and cell growth.
PMID: 23871209 by Mitoma H., et al. The DHX33 RNA helicase senses cytosolic RNA and activates the NLRP3 inflammasome.