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Gene Detail
DNA methyltransferase 3B
Feature Type protein coding gene
Genetic Map
Chromosome 2
75.79 cM, cytoband A2-A3
Detailed Genetic Map ± 1 cM

Mapping data(1)
Sequence Map
Chr2:153649450-153687730 bp, + strand
From VEGA annotation of GRCm38

  38281 bp   ±  kb flank

VEGA Genome Browser | Ensembl Genome Browser | UCSC Browser | NCBI Map Viewer

Mouse Genome Browser
HomoloGene:56000  Vertebrate Homology Class
1 human; 1 mouse; 1 rat; 1 chimpanzee; 1 rhesus macaque; 1 cattle; 1 dog; 1 chicken; 1 zebrafish

Protein SuperFamily: DNA (cytosine-5)-methyltransferase 3B, Dnmt3b type
Gene Tree: Dnmt3b

Human Homolog DNMT3B, DNA (cytosine-5-)-methyltransferase 3 beta
NCBI Gene ID 1789
neXtProt AC  NX_Q9UBC3
Human Synonyms  ICF, ICF1, M.HsaIIIB
Human Chr (Location)  20q11.2; chr20:32762385-32809356 (+)  GRCh38
Disease Associations  (1) Diseases Associated with Human DNMT3B
alleles, and
All mutations/alleles(36) : Chemically induced (ENU)(1) Gene trapped(26) Targeted(9)
Incidental mutations (data from Mutagenetix , APF )
Homozygotes for a targeted null mutation exhibit growth retardation and rostral neural tube defects, and die prenatally. Mutants exhibit slight under-methylation of endogenous viral DNA and substantial demethylation of minor satellite DNA.
Human Diseases Modeled Using Mouse Dnmt3b (1)    Alleles Annotated to Human Diseases(3)   
Dnmt3b interacts with 239 markers (Mir7-1, Mir7-2, Mir7b, ...)
Gene Ontology
All GO classifications: (46 annotations)
Process C-5 methylation of cytosine, cellular response to amino acid stimulus, ...
Component chromosome, centromeric region, cytoplasm, ...
Function DNA binding, DNA (cytosine-5-)-methyltransferase activity, ...
External Resources: FuncBase
Literature Summary: (39 records)
Data Summary: Results (951)    Tissues (645)    Images (128)
Theiler Stages: 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 15, 17, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28
Assay TypeResults
Immunohistochemistry 45
RNA in situ 720
Northern blot 46
Western blot 6
RT-PCR 134
cDNA source data(14)
External Resources: Allen Institute   GEO   Expression Atlas
All nucleic(28) Genomic(1) cDNA(14) Primer pair(12) Other(1)
Microarray probesets(5)
Other database
VEGA Gene ModelOTTMUSG00000016775 (Evidence)
Ensembl Gene ModelENSMUSG00000027478 (Evidence)
Entrez Gene13436 (Evidence)
DFCITC1588244, TC1595025, TC1595413, TC1596452, TC1602863, TC1611556, TC1651673
DoTSDT.101394308, DT.101394309, DT.101737914, DT.91492688, DT.91601015, DT.94123870, DT.97373080, DT.97373081
NIA Mouse Gene IndexU002667
Consensus CDS ProjectCCDS16913.1, CCDS16914.1, CCDS16915.1, CCDS16916.1, CCDS50759.1
International Mouse Knockout Project StatusDnmt3b
Representative SequencesLengthStrain/SpeciesFlank
genomic OTTMUSG00000016775 VEGA Gene Model | MGI Sequence Detail 38281 C57BL/6J ±  kb
transcript OTTMUST00000040855 VEGA | MGI Sequence Detail 3630 Not Applicable 
polypeptide OTTMUSP00000018276 VEGA | MGI Sequence Detail 860 Not Applicable 

For the selected sequences
All sequences(119) RefSeq(35) UniProt(3)
Polymorphisms SNPs within 2kb(329 from dbSNP Build 137)    SNPs within 2kb including multiple locations(385)
InterPro IPR025766 ADD domain
InterPro IPR001525 C-5 cytosine methyltransferase
InterPro IPR025811 DNA (cytosine-5)-methyltransferase 3
InterPro IPR018117 DNA methylase, C-5 cytosine-specific, active site
InterPro IPR000313 PWWP
InterPro IPR011011 Zinc finger, FYVE/PHD-type
Protein Ontology PR:000006608 DNA (cytosine-5)-methyltransferase 3B
References (Earliest) J:48528 Okano M, et al., Cloning and characterization of a family of novel mammalian DNA (cytosine-5) methyltransferases [letter]. Nat Genet. 1998 Jul;19(3):219-20
(Latest) J:206847 Neri F, et al., Dnmt3L antagonizes DNA methylation at bivalent promoters and favors DNA methylation at gene bodies in ESCs. Cell. 2013 Sep 26;155(1):121-34
All references(123)
Disease annotation references (2)

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
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last database update
MGI 5.19
The Jackson Laboratory