PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16972261-6 2006 Thus, while it was prevented by N-acetyl-L-cysteine (NAC) in the case of U0126, it behaved as a NAC-insensitive process, regulated at the level of DL-buthionine-(S,R)-sulfoximine (BSO)-sensitive enzyme activity, in the case of SP600125. U 0126 73-78 X-linked Kx blood group Homo sapiens 53-56