Gene Information
Gene NameMAPK3
OrganismHomo sapiens (Human)
Gene Length379
Protein NamesMitogen-activated protein kinase 3 (MAP kinase 3) (MAPK 3) (EC 2.7.11.24) (ERT2) (Extracellular signal-regulated kinase 1) (ERK-1) (Insulin-stimulated MAP2 kinase) (MAP kinase isoform p44) (p44-MAPK) (Microtubule-associated protein 2 kinase) (p44-ERK1)
Target Nameextracellular signal-regulated kinase (erk)
Target TypeNA
Gene Age454 ( ENSG00000102882 )
Evolutionary StageEukaryota
AlphaFoldDBP27361
Gene CardMAPK3
Uniprot IDP27361
PfamPF00069
In ASDyes
Allosteric Predictionyes (1.780250754)
Ortholog in AnimalsAlpaca_ MAPK3 ( ortholog_one2one )
Dog_ MAPK3 ( ortholog_one2many )
GuineaPig_ MAPK3 ( ortholog_one2one )
Macaque_ MAPK3 ( ortholog_one2one )
Mouse_ Mapk3 ( ortholog_one2one )
Pig_ MAPK3 ( ortholog_one2one )
Rat_ Mapk3 ( ortholog_one2many )
Rabbit_ MAPK3 ( ortholog_one2one )
OhnologsMAPK1
ParalogsMAPK8, MAPK10, MAPK1, MAPK6, MAPK12, MAPK13, SRPK1, SRPK3, MAPK4, NLK, MAPK14, MOK, MAPK11, MAK, MAPK15, MAPK7, SRPK2, MAPK9, CILK1
TissueNA
Tissue SpecificityNA
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);NULL(Rat);0.188975(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 2ZOQ  (X-ray  2.39A  4QTB  (X-ray  1.40A  6GES  (X-ray  2.07A 
DBSNP rs55859133 
Subcellular location [CC]Cytoplasm {ECO:0000250|UniProtKB:P21708}. Nucleus. Membrane, caveola {ECO:0000250|UniProtKB:P21708}. Cell junction, focal adhesion {ECO:0000250|UniProtKB:Q63844}. Note=Autophosphorylation at Thr-207 promotes nuclear localization (PubMed:19060905). PEA15-binding redirects the biological outcome of MAPK3 kinase-signaling by sequestering MAPK3 into the cytoplasm (By similarity). {ECO:0000250|UniProtKB:Q63844, ECO:0000269|PubMed:19060905}.
Mouse PG classificationNA
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