Upcoming Ensembl Platform Transition

This is the final release of its kind on this website.

In summer 2026, this site will bring you to the new Ensembl platform currently at beta.ensembl.org.
Please bookmark this archive to retain access to the current site, tools and functionality until they are available on the new platform -> jun2026.archive.ensembl.org

Mouse (GRCm39)
Description

mitogen-activated protein kinase 3 [Source:MGI Symbol;Acc:MGI:1346859]

Gene Synonyms

Erk-1, Erk1, Esrk1, Mtap2k, Prkm3, p44 MAP kinase, p44erk1, p44mapk

Location

Chromosome 7: 126,358,723-126,364,991 forward strand.

GRCm39:CM001000.3

About this gene

This gene has 17 transcripts (splice variants), 199 orthologues, 19 paralogues and is associated with 12 phenotypes.

Transcript IDNamebpProteinTranslation IDBiotypeCCDSUniProt MatchFlags
ENSMUST00000057669.16Mapk3-2021800380aaENSMUSP00000051619.10
 
Protein coding
CCDS21841Q63844 Ensembl CanonicalGENCODE PrimaryGENCODE BasicAPPRIS P1TSL:1
ENSMUST00000398519.1Mapk3-2122161380aaENSMUSP00000176882.1
 
Protein coding
CCDS21841-GENCODE BasicAPPRIS P1
ENSMUST00000091328.4Mapk3-2031716265aaENSMUSP00000088880.3
 
Protein coding
D3Z6D8 GENCODE BasicTSL:1
ENSMUST00000050201.11Mapk3-2011267380aaENSMUSP00000101969.2
 
Protein coding
D3Z3G6 GENCODE BasicTSL:3
ENSMUST00000398520.1Mapk3-2131145302aaENSMUSP00000176883.1
 
Protein coding
-GENCODE Basic
ENSMUST00000205657.2Mapk3-2061005335aaENSMUSP00000146161.2
 
Protein coding
A0A0U1RPX4 TSL:5CDS 5' and 3' incomplete
ENSMUST00000206272.2Mapk3-207641214aaENSMUSP00000146179.2
 
Protein coding
A0A0U1RPZ0 TSL:5CDS 5' and 3' incomplete
ENSMUST00000586637.1Mapk3-21753186aaENSMUSP00000365002.1
 
Protein coding
-GENCODE PrimaryGENCODE Basic
ENSMUST00000586636.1Mapk3-21649259aaENSMUSP00000365001.1
 
Protein coding
-GENCODE PrimaryGENCODE Basic
ENSMUST00000398516.1Mapk3-209184459aaENSMUSP00000176879.1
 
Nonsense mediated decay
--
ENSMUST00000398517.1Mapk3-2101778133aaENSMUSP00000176880.1
 
Nonsense mediated decay
--
ENSMUST00000562644.1Mapk3-214177659aaENSMUSP00000341007.1
 
Nonsense mediated decay
--
ENSMUST00000562645.1Mapk3-2151773359aaENSMUSP00000341008.1
 
Nonsense mediated decay
--
ENSMUST00000398518.1Mapk3-211150275aaENSMUSP00000176881.1
 
Nonsense mediated decay
--
ENSMUST00000145965.2Mapk3-205337No protein-
 
Protein coding CDS not defined
-TSL:5
ENSMUST00000135649.2Mapk3-204480No protein-
 
Retained intron
-TSL:3
ENSMUST00000206875.2Mapk3-208436No protein-
 
Retained intron
-TSL:2