PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Magnesium 77-79 C-terminal Src kinase Homo sapiens 110-113