Names & Taxonomy

Uniprot ID:
P23458
Entry Name:
JAK1_HUMAN
Status:
reviewed
Protein Names:
Tyrosine-protein kinase JAK1 (EC 2.7.10.2) (Janus kinase 1) (JAK-1)
Gene Names:
JAK1 JAK1A JAK1B
Gene Names Primary:
JAK1
Organism:
Homo sapiens (Human)

Structure

Length:
1154
Sequence:
MQYLNIKEDCNAMAFCAKMRSSKKTEVNLEAPEPGVEVIFYLSDREPLRLGSGEYTAEELCIRAAQACRISPLCHNLFALYDENTKLWYAPNRTITVDDKMSLRLHYRMRFYFTNWHGTNDNEQSVWRHSPKKQKNGYEKKKIPDATPLLDASSLEYLFAQGQYDLVKCLAPIRDPKTEQDGHDIENECLGMAVLAISHYAMMKKMQLPELPKDISYKRYIPETLNKSIRQRNLLTRMRINNVFKDFLKEFNNKTICDSSVSTHDLKVKYLATLETLTKHYGAEIFETSMLLISSENEMNWFHSNDGGNVLYYEVMVTGNLGIQWRHKPNVVSVEKEKNKLKRKKLENKHKKDEEKNKIREEWNNFSYFPEITHIVIKESVVSINKQDNKKMELKLSSHEEALSFVSLVDGYFRLTADAHHYLCTDVAPPLIVHNIQNGCHGPICTEYAINKLRQEGSEEGMYVLRWSCTDFDNILMTVTCFEKSEQVQGAQKQFKNFQIEVQKGRYSLHGSDRSFPSLGDLMSHLKKQILRTDNISFMLKRCCQPKPREISNLLVATKKAQEWQPVYPMSQLSFDRILKKDLVQGEHLGRGTRTHIYSGTLMDYKDDEGTSEEKKIKVILKVLDPSHRDISLAFFEAASMMRQVSHKHIVYLYGVCVRDVENIMVEEFVEGGPLDLFMHRKSDVLTTPWKFKVAKQLASALSYLEDKDLVHGNVCTKNLLLAREGIDSECGPFIKLSDPGIPITVLSRQECIERIPWIAPECVEDSKNLSVAADKWSFGTTLWEICYNGEIPLKDKTLIEKERFYESRCRPVTPSCKELADLMTRCMNYDPNQRPFFRAIMRDINKLEEQNPDIVSEKKPATEVDPTHFEKRFLKRIRDLGEGHFGKVELCRYDPEGDNTGEQVAVKSLKPESGGNHIADLKKEIEILRNLYHENIVKYKGICTEDGGNGIKLIMEFLPSGSLKEYLPKNKNKINLKQQLKYAVQICKGMDYLGSRQYVHRDLAARNVLVESEHQVKIGDFGLTKAIETDKEYYTVKDDRDSPVFWYAPECLMQSKFYIASDVWSFGVTLHELLTYCDSDSSPMALFLKMIGPTHGQMTVTRLVNTLKEGKRLPCPPNCPDEVYQLMRKCWEFQPSNRTSFQNLIEGFEALLK
Proteomes:
UP000005640

Subcellular location

Subcellular Location:
Endomembrane system; Peripheral membrane protein. Note=Wholly intracellular, possibly membrane associated.

Function

Function:
Tyrosine kinase of the non-receptor type, involved in the IFN-alpha/beta/gamma signal pathway (PubMed:7615558). Kinase partner for the interleukin (IL)-2 receptor (PubMed:11909529).
Catalytic Activity:
ATP + a -L-tyrosine = ADP + a -L-tyrosine phosphate.
Cofactor:
COFACTOR: Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
Active Site:
ACT_SITE 1003 1003 Proton acceptor.
Cross Reference Drug Bank:
DB08877 DB08895
Gene Ontology Go:
cytoplasm
cytoskeleton
cytosol
endomembrane system
extrinsic component of cytoplasmic side of plasma membrane
focal adhesion
nucleus
ATP binding
growth hormone receptor binding
metal ion binding
non-membrane spanning protein tyrosine kinase activity
protein phosphatase binding
protein tyrosine kinase activity
receptor binding
ubiquitin protein ligase binding
activation of MAPKK activity
axon guidance
cell differentiation
cell migration
cytokine-mediated signaling pathway
epidermal growth factor receptor signaling pathway
Fc-epsilon receptor signaling pathway
fibroblast growth factor receptor signaling pathway
innate immune response
insulin receptor signaling pathway
interferon-gamma-mediated signaling pathway
interleukin-2-mediated signaling pathway
intracellular signal transduction
MAPK cascade
neurotrophin TRK receptor signaling pathway
peptidyl-tyrosine autophosphorylation
positive regulation of sprouting angiogenesis
protein phosphorylation
Ras protein signal transduction
regulation of cell proliferation
regulation of interferon-gamma-mediated signaling pathway
regulation of type I interferon-mediated signaling pathway
response to antibiotic
small GTPase mediated signal transduction
transmembrane receptor protein tyrosine kinase signaling pathway
type I interferon signaling pathway
vascular endothelial growth factor receptor signaling pathway
Gene Ontology Biological Process:
activation of MAPKK activity
axon guidance
cell differentiation
cell migration
cytokine-mediated signaling pathway
epidermal growth factor receptor signaling pathway
Fc-epsilon receptor signaling pathway
fibroblast growth factor receptor signaling pathway
innate immune response
insulin receptor signaling pathway
interferon-gamma-mediated signaling pathway
interleukin-2-mediated signaling pathway
intracellular signal transduction
MAPK cascade
neurotrophin TRK receptor signaling pathway
peptidyl-tyrosine autophosphorylation
positive regulation of sprouting angiogenesis
protein phosphorylation
Ras protein signal transduction
regulation of cell proliferation
regulation of interferon-gamma-mediated signaling pathway
regulation of type I interferon-mediated signaling pathway
response to antibiotic
small GTPase mediated signal transduction
transmembrane receptor protein tyrosine kinase signaling pathway
type I interferon signaling pathway
vascular endothelial growth factor receptor signaling pathway
Gene Ontology Molecular Function:
ATP binding
growth hormone receptor binding
metal ion binding
non-membrane spanning protein tyrosine kinase activity
protein phosphatase binding
protein tyrosine kinase activity
receptor binding
ubiquitin protein ligase binding
Gene Ontology Cellular Component:
cytoplasm
cytoskeleton
cytosol
endomembrane system
extrinsic component of cytoplasmic side of plasma membrane
focal adhesion
nucleus
Keywords:
3D-structure
ATP-binding
Acetylation
Complete proteome
Kinase
Magnesium
Membrane
Metal-binding
Nucleotide-binding
Phosphoprotein
Polymorphism
Reference proteome
Repeat
SH2 domain
Transferase
Tyrosine-protein kinase
Interacts With:
P04626; P48551

Publication

PubMed ID:
1848670 16710414 15489334 8247543 7896447 7615558 7759950 12200137 11909529 15194700 15277531 19369195 21269460 24275569 19361440 17344846