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MIRAGE

DEAD box helicase 20

Summary

Gene Symbol

Ddx20

Organism

Mus musculus (house mouse)

External Links

NCBI Gene

53975

KEGG Gene ID

PubChem

53975

Alliance of Genome Resources

MGI:1858415

Annotation

Keyword

Cytoplasm
DNA-binding
Helicase
Nucleus
Phosphoprotein
Reference proteome
mRNA splicing

Proteins

Displaying 1 entry
UniProt	Protein Name
Q9JJY4	Component of gems 3 DEAD box protein 20 DEAD box protein DP 103 Gemin-3 Regulator of steroidogenic factor 1

Annotation information from UniProt.

Gene Ontology (GO)

Displaying entries **1 - 5** of 18 in total

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GO Term	Evidence Code	PMID
negative regulation of transcription by RNA polymerase II	ISO
negative regulation of transcription by RNA polymerase II	IDA
negative regulation of transcription by RNA polymerase II	IEA
spliceosomal snRNP assembly	ISS
spliceosomal snRNP assembly	ISO

GO Hierarchy

biological process

cellular process [inference]

cellular process involved in reproduction in multicellular organism [inference]

germ cell development [inference]

oogenesis

cellular developmental process [inference]

cell development [inference]

germ cell development [inference]

oogenesis

cellular component organization or biogenesis [inference]

cellular component organization [inference]

cellular component assembly [inference]

protein-containing complex assembly [inference]

protein-RNA complex assembly [inference]

spliceosomal snRNP assembly

protein-containing complex organization [inference]

protein-containing complex assembly [inference]

protein-RNA complex assembly [inference]

spliceosomal snRNP assembly

protein-RNA complex organization [inference]

protein-RNA complex assembly [inference]

spliceosomal snRNP assembly

reproductive process [inference]

developmental process involved in reproduction [inference]

germ cell development [inference]

oogenesis

multicellular organismal reproductive process [inference]

gamete generation [inference]

female gamete generation [inference]

oogenesis

cellular process involved in reproduction in multicellular organism [inference]

germ cell development [inference]

oogenesis

developmental process [inference]

developmental process involved in reproduction [inference]

germ cell development [inference]

oogenesis

anatomical structure development [inference]

cell development [inference]

germ cell development [inference]

oogenesis

cellular developmental process [inference]

cell development [inference]

germ cell development [inference]

oogenesis

biological regulation [inference]

regulation of biological process [inference]

positive regulation of biological process [inference]

positive regulation of cellular process [inference]

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process

negative regulation of biological process [inference]

negative regulation of cellular process [inference]

negative regulation of cell population proliferation

negative regulation of metabolic process [inference]

negative regulation of biosynthetic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule metabolic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of nucleobase-containing compound metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of cellular process [inference]

regulation of metabolic process [inference]

regulation of biosynthetic process [inference]

negative regulation of biosynthetic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of macromolecule biosynthetic process [inference]

regulation of gene expression [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA biosynthetic process [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of lipid biosynthetic process [inference]

regulation of steroid biosynthetic process

negative regulation of metabolic process [inference]

negative regulation of biosynthetic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule metabolic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of nucleobase-containing compound metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of macromolecule metabolic process [inference]

regulation of macromolecule biosynthetic process [inference]

regulation of gene expression [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA biosynthetic process [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule metabolic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA biosynthetic process [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of primary metabolic process [inference]

regulation of lipid metabolic process [inference]

regulation of steroid metabolic process [inference]

regulation of steroid biosynthetic process

regulation of lipid biosynthetic process [inference]

regulation of steroid biosynthetic process

regulation of nucleobase-containing compound metabolic process [inference]

negative regulation of nucleobase-containing compound metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of RNA biosynthetic process [inference]

regulation of DNA-templated transcription [inference]

regulation of transcription by RNA polymerase II [inference]

negative regulation of transcription by RNA polymerase II

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

regulation of cell population proliferation [inference]

negative regulation of cell population proliferation

regulation of programmed cell death [inference]

regulation of apoptotic process [inference]

positive regulation of apoptotic process

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process

positive regulation of cellular process [inference]

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process

negative regulation of cellular process [inference]

negative regulation of cell population proliferation

negative regulation of metabolic process [inference]

negative regulation of biosynthetic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of macromolecule metabolic process [inference]

negative regulation of macromolecule biosynthetic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

negative regulation of nucleobase-containing compound metabolic process [inference]

negative regulation of RNA metabolic process [inference]

negative regulation of RNA biosynthetic process [inference]

negative regulation of DNA-templated transcription

negative regulation of transcription by RNA polymerase II

Displaying entries **1 - 5** of 20 in total

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GO Term	Evidence Code	PMID
nucleus	IEA
nucleoplasm	ISO
nucleoplasm	IEA
cytoplasm	IEA
cytosol	ISS

GO Hierarchy

cellular component

protein-containing complex

transcription regulator complex [inference]

transcription repressor complex

RNA polymerase II transcription repressor complex

Sm-like protein family complex [inference]

nuclear protein-containing complex [inference]

RNA polymerase II transcription repressor complex

cellular anatomical structure [inference]

organelle [inference]

membrane-bounded organelle [inference]

intracellular membrane-bounded organelle [inference]

nucleus

membraneless organelle [inference]

intracellular membraneless organelle [inference]

Gemini of Cajal bodies

intracellular organelle [inference]

intracellular membrane-bounded organelle [inference]

nucleus

intracellular membraneless organelle [inference]

Gemini of Cajal bodies

Displaying entries **1 - 5** of 17 in total

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GO Term	Evidence Code	PMID
nucleic acid binding	IEA
DNA binding
RNA helicase activity	IBA
RNA helicase activity	IEA
mRNA binding	IBA

GO Hierarchy

molecular function

catalytic activity [inference]

hydrolase activity [inference]

hydrolase activity, acting on acid anhydrides [inference]

hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides [inference]

pyrophosphatase activity [inference]

ribonucleoside triphosphate phosphatase activity

ATP hydrolysis activity

isomerase activity [inference]

macromolecular conformation isomerase activity [inference]

nucleic acid conformation isomerase activity [inference]

helicase activity [inference]

RNA helicase activity

catalytic activity, acting on a nucleic acid [inference]

helicase activity [inference]

RNA helicase activity

catalytic activity, acting on RNA [inference]

RNA helicase activity

binding [inference]

nucleic acid binding

DNA binding

RNA binding [inference]

mRNA binding

protein binding

transcription factor binding [inference]

DNA-binding transcription factor binding

enzyme binding [inference]

histone deacetylase binding

protein domain specific binding

small molecule binding [inference]

ion binding [inference]

anion binding [inference]

purine ribonucleoside triphosphate binding [inference]

ATP binding

heterocyclic compound binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleoside triphosphate binding [inference]

ATP binding

carbohydrate derivative binding [inference]

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

nucleoside phosphate binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleoside triphosphate binding [inference]

ATP binding

molecular adaptor activity [inference]

protein-macromolecule adaptor activity

ATP-dependent activity [inference]

helicase activity [inference]

RNA helicase activity

ATP-dependent activity, acting on RNA [inference]

RNA helicase activity

Gene Ontology information from NCBI Gene and UniProt.

Ortholog

Displaying 1 entry
Species	Gene ID	Alliance of Genome Resources
Homo sapiens	11218	HGNC:2743

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Last updated: April 6, 2026