Term Name:	histone H2AXS139 kinase activity
Synonyms:	histone H2AS139 kinase activity, histone kinase activity (H2A-S139 specific), histone kinase activity (H2A.x-S139 specific)
Definition:	Catalysis of the reaction: histone H2AX-serine (position 139) + ATP = histone H2AX-phosphoserine (position 139) + ADP. This reaction is the addition of a phosphate group to the serine residue at position 139 of histone variant H2AX.
Ontology:	GO: Molecular Function [GO:0035979]    QuickGO    AmiGO