Histone H2AX (H2A histone family member X), a histone variant present in almost all eukaryotes, is coded by H2AFX gene. It is mapped to human chromosome 11q23.2-11q23.3. Synonyms: H2AX Ser139 p; Histone H2AX (phospho ser139) Storage: -20C Biochem Physiol Actions: H2AX (H2A histone family member X)...