RT Journal Article SR Electronic T1 Differences in the active-site region of tumor versus normal isozymes of mammalian ATP:L-methionine S-adenosyltransferase. JF Molecular Pharmacology JO Mol Pharmacol FD American Society for Pharmacology and Experimental Therapeutics SP 752 OP 759 VO 22 IS 3 A1 J R Sufrin A1 J B Lombardini YR 1982 UL http://molpharm.aspetjournals.org/content/22/3/752.abstract AB