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Aliases for SNORD20 Gene

Subcategory (RNA class) for SNORD20 Gene


Quality Score for this RNA gene is


Aliases for SNORD20 Gene

  • Small Nucleolar RNA, C/D Box 20 2 3 5
  • RNA, U20 Small Nucleolar 2 3
  • RNA, U20 Small Nuclear 3
  • RNU20 3
  • U20 3

External Ids for SNORD20 Gene

Previous HGNC Symbols for SNORD20 Gene

  • RNU20

Previous GeneCards Identifiers for SNORD20 Gene

  • GC02M232029
  • GC02M232321
  • GC02M224162

Summaries for SNORD20 Gene

GeneCards Summary for SNORD20 Gene

SNORD20 (Small Nucleolar RNA, C/D Box 20) is an RNA Gene, and is affiliated with the snoRNA class.

Additional gene information for SNORD20 Gene

No data available for Entrez Gene Summary , CIViC summary , UniProtKB/Swiss-Prot , Tocris Summary , Gene Wiki entry , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for SNORD20 Gene

Genomics for SNORD20 Gene

GeneHancer (GH) Regulatory Elements for SNORD20 Gene

Promoters and enhancers for SNORD20 Gene
GeneHancer (GH) Identifier GH Type GH
GH Sources Gene Association Score Total Score TSS distance (kb) Number of Genes Away Size (kb) Transcription Factor
Binding Sites
Gene Targets
GH02J231454 Enhancer 0.5 ENCODE 650.7 +2.0 1958 0.2 POLR2B SMAD5 ZNF189 POLR2A ZBED1 SUPT5H ZBTB17 PIR48380 SNORD20 SNORA75 PIR47677 GC02M231517 GC02M231513 GC02M231463 ENSG00000233538 NCL
GH02J231407 Enhancer 1.7 FANTOM5 Ensembl ENCODE dbSUPER 11.2 +45.1 45074 9.3 FOXA2 MLX ARID4B SIN3A DMAP1 ZNF2 ZNF48 YY1 ZNF280A GLIS2 B3GNT7 ARMC9 ENSG00000233538 SNORA75 SNORD20 HTR2B NCL RNU2-22P PSMD1 ENSG00000224376
GH02J231056 Promoter/Enhancer 2 EPDnew Ensembl ENCODE 9 +398.2 398196 4.6 FOXA2 ARNT ZFP64 ARID4B SIN3A DMAP1 ZNF2 ZBTB7B YY1 POLR2B PSMD1 HTR2B RPL28P2 DIS3L2 C2orf72 COPS7B ENSG00000224376 NCL SPATA3-AS1 SPATA3
GH02J231189 Enhancer 1.4 FANTOM5 Ensembl ENCODE dbSUPER 10.3 +265.0 265049 3.9 CTCF PKNOX1 SAP130 ARID4B ERF CEBPG DMAP1 ZNF48 RBPJ ZSCAN9 HTR2B ARMC9 ENSG00000233538 SNORA75 SNORD20 RNU2-22P RNU1-93P
GH02J231226 Enhancer 1.3 Ensembl ENCODE dbSUPER 10.8 +228.1 228067 3 PKNOX1 ARID4B SIN3A ZNF2 IRF4 ZNF143 ATF7 RUNX3 RXRA SP5 HTR2B ARMC9 ENSG00000233538 SNORA75 SNORD20 NCL RNU2-22P GC02P231269 GC02P231267 GC02P231258
- Elite GeneHancer and/or Elite GeneHancer-gene association Download GeneHancer data dump

GeneHancers around SNORD20 on UCSC Golden Path with GeneCards custom track

Top Transcription factor binding sites by QIAGEN in the SNORD20 gene promoter:
  • TBP
  • AML1a

Genomic Locations for SNORD20 Gene

Genomic Locations for SNORD20 Gene
80 bases
Minus strand
80 bases
Minus strand

Genomic View for SNORD20 Gene

Genes around SNORD20 on UCSC Golden Path with GeneCards custom track

Cytogenetic band:
SNORD20 Gene in genomic location: bands according to Ensembl, locations according to GeneLoc (and/or Entrez Gene and/or Ensembl if different)
Genomic Location for SNORD20 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for SNORD20 Gene

Proteins for SNORD20 Gene

Post-translational modifications for SNORD20 Gene

No Post-translational modifications

No data available for DME Specific Peptides for SNORD20 Gene

Domains & Families for SNORD20 Gene

Gene Families for SNORD20 Gene

Graphical View of Domain Structure for InterPro Entry

genes like me logo Genes that share domains with SNORD20: view

No data available for Protein Domains , Suggested Antigen Peptide Sequences and UniProtKB/Swiss-Prot for SNORD20 Gene

Function for SNORD20 Gene

Phenotypes From GWAS Catalog for SNORD20 Gene

Animal Model Products

Clone Products

No data available for Molecular function , Enzyme Numbers (IUBMB) , Gene Ontology (GO) - Molecular Function , Phenotypes , Human Phenotype Ontology , Animal Models , miRNA , Transcription Factor Targets and HOMER Transcription for SNORD20 Gene

Localization for SNORD20 Gene

No data available for Subcellular locations from UniProtKB/Swiss-Prot , Subcellular locations from COMPARTMENTS , Subcellular locations from the Human Protein Atlas (HPA) and Gene Ontology (GO) - Cellular Components for SNORD20 Gene

Pathways & Interactions for SNORD20 Gene

SuperPathways for SNORD20 Gene

No Data Available

Interacting Proteins for SNORD20 Gene

Gene Ontology (GO) - Biological Process for SNORD20 Gene


No data available for Pathways by source and SIGNOR curated interactions for SNORD20 Gene

Drugs & Compounds for SNORD20 Gene

No Compound Related Data Available

Transcripts for SNORD20 Gene

mRNA/cDNA for SNORD20 Gene

(1) Ensembl transcripts including schematic representations, and UCSC links where relevant :
(1) RNA Central transcripts :

Clone Products

Alternative Splicing Database (ASD) splice patterns (SP) for SNORD20 Gene

No ASD Table

Relevant External Links for SNORD20 Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for SNORD20 Gene

mRNA expression in normal human tissues from GTEx, Illumina, BioGPS, and CGAP SAGE for SNORD20 Gene

NURSA nuclear receptor signaling pathways regulating expression of SNORD20 Gene:

genes like me logo Genes that share expression patterns with SNORD20: view

No data available for mRNA expression in embryonic tissues and stem cells from LifeMap Discovery , mRNA differential expression in normal tissues , Protein differential expression in normal tissues , Protein expression , Protein tissue co-expression partners , mRNA Expression by UniProt/SwissProt , Evidence on tissue expression from TISSUES and Phenotype-based relationships between genes and organs from Gene ORGANizer for SNORD20 Gene

Orthologs for SNORD20 Gene

This gene was present in the common ancestor of chordates.

Orthologs for SNORD20 Gene

Organism Taxonomy Gene Similarity Type Details
(Pan troglodytes)
Mammalia SNORD20 34
  • 100 (a)
(Mus musculus)
Mammalia Gm24148 34
  • 100 (a)
(Canis familiaris)
Mammalia SNORD20 34
  • 97 (a)
(Bos Taurus)
Mammalia SNORD20 34
  • 96 (a)
(Ornithorhynchus anatinus)
Mammalia SNORD20 34
  • 90 (a)
(Monodelphis domestica)
Mammalia SNORD20 34
  • 90 (a)
(Gallus gallus)
Aves SNORD20 34
  • 83 (a)
(Anolis carolinensis)
Reptilia SNORD20 34
  • 67 (a)
Species where no ortholog for SNORD20 was found in the sources mined by GeneCards:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • African clawed frog (Xenopus laevis)
  • African malaria mosquito (Anopheles gambiae)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • baker's yeast (Saccharomyces cerevisiae)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • fruit fly (Drosophila melanogaster)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rat (Rattus norvegicus)
  • rice (Oryza sativa)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea squirt (Ciona intestinalis)
  • sea squirt (Ciona savignyi)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • tropical clawed frog (Silurana tropicalis)
  • wheat (Triticum aestivum)
  • worm (Caenorhabditis elegans)
  • zebrafish (Danio rerio)

Evolution for SNORD20 Gene

Gene Tree for SNORD20 (if available)
Gene Tree for SNORD20 (if available)

Paralogs for SNORD20 Gene

No data available for Paralogs for SNORD20 Gene

Variants for SNORD20 Gene

Sequence variations from dbSNP and Humsavar for SNORD20 Gene

SNP ID Clin Chr 02 pos Variation AA Info Type
rs1000334470 -- 231,458,013(-) A/G upstream_transcript_variant
rs1003741182 -- 231,456,316(-) T/C downstream_transcript_variant
rs1004100546 -- 231,458,321(-) C/T upstream_transcript_variant
rs1009348865 -- 231,458,047(-) A/G upstream_transcript_variant
rs1010741139 -- 231,456,230(-) T/C downstream_transcript_variant

Structural Variations from Database of Genomic Variants (DGV) for SNORD20 Gene

Variant ID Type Subtype PubMed ID
nsv834567 CNV gain 17160897

Additional Variant Information for SNORD20 Gene

SNPedia medical, phenotypic, and genealogical associations of SNPs for

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot and Variation tolerance for SNORD20 Gene

Disorders for SNORD20 Gene

Additional Disease Information for SNORD20

No disorders were found for SNORD20 Gene.

No data available for MalaCards , UniProtKB/Swiss-Prot and Genatlas for SNORD20 Gene

Publications for SNORD20 Gene

  1. U20, a novel small nucleolar RNA, is encoded in an intron of the nucleolin gene in mammals. (PMID: 8065311) Nicoloso M … Bachellerie JP (Molecular and cellular biology 1994) 2 3 58
  2. RNA-binding activity of TRIM25 is mediated by its PRY/SPRY domain and is required for ubiquitination. (PMID: 29117863) Choudhury NR … Michlewski G (BMC biology 2017) 3 58
  3. Eukaryotic snoRNAs: a paradigm for gene expression flexibility. (PMID: 19446021) Dieci G … Montanini B (Genomics 2009) 3 58
  4. Genomic organization and chromosomal localization of the human nucleolin gene. (PMID: 2394707) Srivastava M … Burns AL (The Journal of biological chemistry 1990) 3 58

Products for SNORD20 Gene

Sources for SNORD20 Gene

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