Protein detail

MP2K1

Dual specificity mitogen-activated protein kinase kinase 1 (MAP kinase kinase 1) (MAPKK 1) (MKK1) (EC 2.7.12.2) (ERK activator kinase 1) (MAPK/ERK kinase 1) (MEK 1)

Protein symbol
MP2K1
UniProt ID
EVMP score
0.60
Frequency
15
Transmembrane count
Protein classification
Cancer-related genesDisease related genesEnzymesFDA approved drug targetsHuman disease related genesPredicted intracellular proteinsRAS pathway related proteins
Basic Information
Protein Names
Dual specificity mitogen-activated protein kinase kinase 1 (MAP kinase kinase 1) (MAPKK 1) (MKK1) (EC 2.7.12.2) (ERK activator kinase 1) (MAPK/ERK kinase 1) (MEK 1)
Protein Class
Cancer-related genesDisease related genesEnzymesFDA approved drug targetsHuman disease related genesPredicted intracellular proteinsRAS pathway related proteins
Protein Function
  • Kinases:STE Ser/Thr protein kinases
  • Predicted intracellular proteins
  • ENZYME proteins:Transferases
  • Cancer-related genes:Mutated cancer genes
  • Human disease related genes:Musculoskeletal diseases:Skeletal diseases
  • RAS pathway related proteins
  • Enzymes
  • Cancer-related genes:Candidate cancer biomarkers
  • Human disease related genes:Cancers:Cancers of haematopoietic and lymphoid tissues
  • Human disease related genes:Congenital malformations:Other congenital malformations
  • Disease related genes
  • FDA approved drug targets:Small molecule drugs
Entrez Gene Symbol
Gene Synonym
MAPKK1MEK1PRKMK1
Gene Description
Mitogen-activated protein kinase kinase 1
Chromosome
15
Position
66386837-66491656
Frequency
15
EVMP Score
0.60
Fluorescence & Localization
Function & Pathway
Protein Function
  • Kinases:STE Ser/Thr protein kinases
  • Predicted intracellular proteins
  • ENZYME proteins:Transferases
  • Cancer-related genes:Mutated cancer genes
  • Human disease related genes:Musculoskeletal diseases:Skeletal diseases
  • RAS pathway related proteins
  • Enzymes
  • Cancer-related genes:Candidate cancer biomarkers
  • Human disease related genes:Cancers:Cancers of haematopoietic and lymphoid tissues
  • Human disease related genes:Congenital malformations:Other congenital malformations
  • Disease related genes
  • FDA approved drug targets:Small molecule drugs
KEGG
Mediation Categories
Adhesion and uptake mediationClinical-translation mediationFusion and delivery mediationImmune mediationReceptor-signaling mediation
Relations & Evidence

Enzyme-Mediated Modification

83 records.

Substrate Gene SymbolEnzyme Gene SymbolEnzyme UniProt IDResidue TypeResidue OffsetModificationDatabaseReferences
MAP2K1PDK1Q15118S222phosphorylationphosphoELM_MIMPPhosphoSite_MIMPMIMPHPRD_MIMPKEAKEA:15175348KEA:8131746KEA:15466476KEA:8039496KEA:17192257KEA:7624324
MAP2K1CDK2P24941T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK3Q00526T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK10Q15131T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK4P11802T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK6Q00534T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK7P50613T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK8P49336T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK11BP21127T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
MAP2K1CDK19Q9BWU1T286phosphorylationMIMPHPRD_MIMPphosphoELM_MIMPPhosphoSite_MIMP
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Ligand-Receptor Signaling

7 records.

CategoryParentDatabaseTransmitterReceiverSecretedPlasma Membrane (Transmembrane)Plasma Membrane (Peripheral)
receptorreceptorOmniPathNoYesNoNoNo
intracellularintracellularLOCATENoNoNoNoNo
intracellularintracellularComPPINoNoNoNoNo
intracellularintracellularGO_IntercellNoNoNoNoNo
intracellularintracellularUniProt_locationNoNoNoNoNo
intracellularintracellularOmniPathNoNoNoNoNo
receptorreceptorscConnectNoYesNoNoNo

Regulatory Interaction Network

31 records.

Source Protein SymbolSource UniProt IDTarget Protein SymbolTarget UniProt IDIs DirectedIs StimulationIs InhibitionDatabaseReferences
CDK5Q00535MP2K1Q02750YesYesYesWangphosphoELM_MIMPPhosphoSite_MIMPMIMPHPRD_MIMPiPTMnetPhosphoPointProtMapperHPRDCui2007PhosphoSite_KEAKEAphosphoELM_KEAHPRD_KEASIGNOR_ProtMapperPhosphoSiteHPRD-phosPhosphoSite_ProtMapperPhosphoSite:10567369PhosphoSite:12609978KEA:11684694KEA:8157000KEA:15665076ProtMapper:11684694HPRD-phos:18691976HPRD:11684694PhosphoSite:8114697HPRD-phos:11684694PhosphoSite:25971971ProtMapper:18691976
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Protein Complex Composition

22 records.

Component NameComponent Gene SymbolsComponent UniProt IDStoichiometryDatabaseDatabase IDsReferences
ARHGEF2DUSP2DUSP3DUSP4DUSP6DUSP9MAP2K1MAP2K2MAPK1MAPK14MAPK3MAPK6RPS6KA4UBCO75676P0CG48P27361P28482P36507P51452Q02750Q05923Q13115Q16539Q16659Q16828Q92974Q999561:1:1:1:1:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC8198
CNKSR1DUSP2DUSP3DUSP4DUSP6DUSP9MAP2K1MAP2K2MAPK1MAPK14MAPK3RASSF8RPS6KA4UBCO75676P0CG48P27361P28482P36507P51452Q02750Q05923Q13115Q16539Q16828Q8NHQ8Q969H4Q999561:1:1:1:1:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC7080
HNRNPA0MAP2K1MAP2K2MAPK1MAPK14MAPK3MAPKAPK2MKNK1PTPN7RPS6KA4O75676P27361P28482P35236P36507P49137Q02750Q13151Q16539Q9BUB51:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC6557
HINT3HSPA8MAP2K1MAP2K3MAP2K4MAP2K6MAP3K4MAP3K5MAPK12MAPK14TAOK2P11142P45985P46734P52564P53778Q02750Q16539Q99683Q9NQE9Q9UL54Q9Y6R41:1:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC8622
CALCOCO1CREBBPDUSP3EP300FOSL1MAP2K1MAP2K2MAPK1MAPK3P15407P27361P28482P36507P51452Q02750Q09472Q92793Q9P1Z21:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC4070
DUSP1DUSP2DUSP4MAP2K1MAP2K3MAP2K4MAP2K6MAP3K4MAP3K5MAPK1MAPK12MAPK14MAPK3MAPK8P27361P28482P28562P45983P45985P46734P52564P53778Q02750Q05923Q13115Q16539Q99683Q9Y6R41:1:1:1:1:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC7973
DUSP3EP300MAP2K1MAP2K2MAP2K3MAP3K5MAPK1MAPK14MAPK15MAPK3PTPN7P27361P28482P35236P36507P46734P51452Q02750Q09472Q16539Q8TD08Q996831:1:1:1:1:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC3829
DUSP3MAP2K1MAP2K2MAPK1MAPK3SH3PXD2ASOS1P27361P28482P36507P51452Q02750Q07889Q5TCZ11:1:1:1:1:1:1NetworkBlastCompleatCompleat:HC5165
MAP2K1MAP2K4MAP2K6MAP3K4MAPK14MAPKAPK3P45985P52564Q02750Q16539Q16644Q9Y6R41:1:1:1:1:1NetworkBlastCompleatCompleat:HC8650
MAP2K1Q027502PDBPDB:7b3mPDB:7b9lPDB:3slsPDB:3vvhPDB:5yt3PDB:5eymPDB:7b94PDB:8yp4PDB:7b7r
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Isolation & Detection Technology

1 record.

EV Isolation MethodDetection MethodNumber of ReferencesReferences
Differential UltracentrifugationSize Exclusion ChromatographyMass spectrometry127605433
Sequence, Structure & Domains

Sequences

Length
393
Mass
43,439
Sequence
MPKKKPTPIQLNPAPDGSAVNGTSSAETNLEALQKKLEELELDEQQRKRLEAFLTQKQKVGELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEISICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMANSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSYGMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGLNQPSTPTHAAGV
Alternative Products
Event=Alternative splicing; Named isoforms=2; Name=1; Synonyms=MKK1a; IsoId=Q02750-1; Sequence=Displayed; Name=2; Synonyms=MKK1b; IsoId=Q02750-2; Sequence=VSP_040500
Alternative Sequence
147..172; Missing (in isoform 2)

3D Structural Models

Turn
58..60; 88..91; 200..202; 327..329; 346..348
Helix
38..40; 44..57; 65..67; 105..115; 116..120; 151..158; 163..184; 193..195; 213..218; 221..223; 227..229; 232..236; 242..258; 268..275; 310..319; 332..341; 352..356; 359..366; 371..379
Beta Strand
68..76; 78..87; 92..100; 129..135; 138..144; 196..198; 204..206
3D Structure
Electron microscopy (14); X-ray crystallography (70)

Domain & Motif Annotations

Domain (CC)
The proline-rich region localized between residues 270 and 307 is important for binding to RAF1 and activation of MAP2K1/MEK1..
Domain (FT)
68..361; Protein kinase
Region
1..27; Disordered; 270..307; RAF1-binding
Protein Families
  • Protein kinase superfamily
  • STE Ser/Thr protein kinase family
  • MAP kinase kinase subfamily
Sequence Similarities
Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. MAP kinase kinase subfamily.
Clinical Relevance