Catalytic activity:ATP + a protein = ADP + a phosphoprotein. ,Caution:Although authors have considered STK6 and STK15 as two different proteins , it is clear that they are the same protein. ,Disease:Defects in AURKA are responsible for numerical centrosome aberrations including aneuploidy. ,Function:May play a role in cell cycle regulation during anaphase and/or telophase , in relation to the function of the centrosome/spindle pole region during chromosome segregation. May be involved in microtubule formation and/or stabilization. Phosphorylates ARHGEF2 and BORA. ,PTM:Phosphorylated upon DNA damage , probably by ATM or ATR. ,similarity:Belongs to the protein kinase superfamily. ,similarity:Belongs to the protein kinase superfamily. Ser/Thr protein kinase family. Aurora subfamily. ,similarity:Contains 1 protein kinase domain. ,subcellular location:Localizes on centrosomes in interphase cells and at each spindle pole in mitosis. ,subunit:Interacts with TACC1 and CPEB1. Interacts with its substrates BORA and ARHGEF2. ,tissue specificity:Highly expressed in testis and weakly in skeletal muscle , thymus and spleen. Also highly expressed in colon , ovarian , prostate , neuroblastoma , breast and cervical cancer cell lines. Expression is cell-cycle regulated , low in G1/S , accumulates during G2/M , and decreases rapidly after. ,
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