About   Help   FAQ
Mir133a-2 Gene Detail
Summary
  • Symbol
    Mir133a-2
  • Name
    microRNA 133a-2
  • Synonyms
    mir 133a-2, Mirn133a-2, mmu-mir-133a-2
Location &
Maps
more
  • Sequence Map
    Chr2:180040172-180040275 bp, + strand
    From NCBI annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome 2, 102.93 cM
  • Mapping Data
    1 experiment
Strain
Comparison
more
  • SNPs within 2kb
    141 from dbSNP Build 142
  • Strain Annotations
    19
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_3618718
 miRNA gene Chr2:180040172-180040275 (+)
129S1/SvImJ ENSMUSG00200002602
 miRNA gene Chr2:176062004-176062107 (+)
A/J ENSMUSG00195001127
 miRNA gene Chr2:176299622-176299725 (+)
AKR/J ENSMUSG00220000111
 miRNA gene Chr2:173978183-173978286 (+)
BALB/cJ ENSMUSG00180000711
 miRNA gene Chr2:174101957-174102060 (+)
C3H/HeJ ENSMUSG00175004426
 miRNA gene Chr2:175260224-175260327 (+)
C57BL/6NJ ENSMUSG00215002643
 miRNA gene Chr2:174201366-174201469 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0007787
 miRNA gene Chr2:169930996-169931099 (+)
CAST/EiJ ENSTCUG00005000826
 miRNA gene Chr2:173548683-173548786 (+)
CBA/J ENSMUSG00210001511
 miRNA gene Chr2:174579972-174580075 (+)
DBA/2J ENSMUSG00185021423
 miRNA gene Chr2:175819650-175819753 (+)
FVB/NJ ENSMUSG00205002418
 miRNA gene Chr2:174631704-174631807 (+)
JF1/MsJ ENSUMUG00000035559
 miRNA gene Chr2:176997313-176997416 (+)
LP/J ENSMUSG00230027057
 miRNA gene Chr2:177712965-177713068 (+)
NOD/ShiLtJ ENSMUSG00190016486
 miRNA gene Chr2:174121577-174121680 (+)
NZO/HlLtJ ENSMUSG00225007049
 miRNA gene Chr2:185800217-185800320 (+)
PWK/PhJ ENSLUMG00010000397
 miRNA gene Chr2:174424167-174424270 (+)
SPRET/EiJ ENSMSPG00010004142
 miRNA gene Chr2:176899556-176899659 (+)
WSB/EiJ ENSIUOG00005000196
 miRNA gene Chr2:174144607-174144710 (+)



Homology
more
  • Human Ortholog
    MIR133A2, microRNA 133a-2
  • Vertebrate Orthologs
    1
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    MIR133A2, microRNA 133a-2
  • Synonyms
    mir-133a-2, MIRN133A2
  • Links
    NCBI Gene ID: 406923

  • Chr Location
    chr20:62564912-62565013 (+)  GRCh38
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    1 phenotype from 1 allele in 1 genetic background
    22 phenotypes from multigenic genotypes
    10 phenotype references
Mice homozygous for a knock-out allele are viable with no detectable abnormalities.
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
    11
  • GO References
    6
Molecular Function

carbohydrate derivative binding
cytoskeletal protein binding
DNA binding
enzyme regulator
hydrolase
ligase
lipid binding
oxidoreductase
RNA binding
signaling receptor activity
signaling receptor binding
transcription
transferase
transporter
Biological Process

carbohydrate derivative metabolism
cell differentiation
cell population proliferation
cellular component organization
DNA-templated transcription
establishment of localization
homeostatic process
immune system process
lipid metabolic process
programmed cell death
protein metabolic process
response to stimulus
signaling
system development
Cellular Component

cell projection
cytoplasmic vesicle
cytoskeleton
cytosol
endoplasmic reticulum
endosome
extracellular region
Golgi apparatus
mitochondrion
membraneless organelle
nucleus
organelle envelope
organelle lumen
plasma membrane
protein-containing complex
synapse
vacuole
Click cells to view annotations.
Expression
less
Expression Overview

early conceptus
embryo ectoderm
embryo endoderm
embryo mesoderm
embryo mesenchyme
extraembryonic component
alimentary system
auditory system
branchial arches
cardiovascular system
connective tissue
endocrine system
exocrine system
hemolymphoid system
integumental system
limbs
liver and biliary system
musculoskeletal system
nervous system
olfactory system
reproductive system
respiratory system
urinary system
visual system
Click cells to view annotations.


  • Assay Results
    638
  • Tissues
    10
  • Literature Summary
    23
Sequences &
Gene Models
less
  • All Sequences
    25
  • RefSeq
    1
Representative SequencesLengthStrain/SpeciesFlank
genomic 723954 NCBI Gene Model | MGI Sequence Detail 104 C57BL/6J ±  kb
transcript NR_029901 RefSeq | MGI Sequence Detail 104 C57BL/6  
For the selected sequence
Molecular
Reagents
less
  • All nucleic 6
    Primer pair 3
    Other 3
Other Database
Links
less
miRBase MI0000820
References
more
  • Summaries
    All 54
    Developmental Gene Expression 23
    Gene Ontology 6
    Phenotypes 10
  • Earliest
    J:84907 Lagos-Quintana M, et al., Identification of tissue-specific microRNAs from mouse. Curr Biol. 2002 Apr 30;12(9):735-9
  • Latest
    J:357928 Piasecka A, et al., MBNL splicing factors regulate the microtranscriptome of skeletal muscles. Nucleic Acids Res. 2024 Oct 28;52(19):12055-12073
Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support. 		last database update
09/08/2026
MGI 6.24 		The Jackson Laboratory