AATK

Protein-coding gene in humans From Wikipedia, the free encyclopedia

Serine/threonine-protein kinase LMTK1 (also known as Apoptosis-associated tyrosine kinase) is an enzyme that in humans is encoded by the (AATK) gene.[5][6][7]

AliasesAATK, AATYK, AATYK1, LMR1, LMTK1, PPP1R77, p35BP, apoptosis-associated tyrosine kinase, aatyk1, mKIAA0641, apoptosis associated tyrosine kinase
End81,166,221 bp[1]
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AATK
Identifiers
AliasesAATK, AATYK, AATYK1, LMR1, LMTK1, PPP1R77, p35BP, apoptosis-associated tyrosine kinase, aatyk1, mKIAA0641, apoptosis associated tyrosine kinase
External IDsOMIM: 605276; MGI: 1197518; HomoloGene: 74861; GeneCards: AATK; OMA:AATK - orthologs
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_001080395
NM_004920

NM_001198785
NM_001198787
NM_007377
NM_001377503

RefSeq (protein)

NP_001073864
NP_004911

NP_001185714
NP_001185716
NP_031403
NP_001364432
NP_001389718

Location (UCSC)Chr 17: 81.11 – 81.17 MbChr 11: 119.9 – 119.94 Mb
PubMed search[3][4]
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Structure and expression

The gene was identified in 1998. It is located on chromosome 17 (17q25.3) and is expressed in the pancreas, kidney, brain and lungs. The protein is composed of 1,207 amino acids.[5][6]

Function

The protein contains a tyrosine kinase domain at the N-terminal end and a proline-rich domain at the C-terminal end. Studies of the mouse homologue have indicated that it may be necessary for the induction of growth arrest and/or apoptosis of myeloid precursor cells. It may also have a role in inducing differentiation in neuronal cells.[7][8] Its suppressive role on melanoma development has been reported recently.[9]

AATK is thought to indirectly inhibit the SPAK/WNK4 activation of the Na-K-Cl cotransporter.[10]

References

Further reading

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