PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6721499-1 1984 The stereochemical course of the methyl group transfer catalyzed by histamine N-methyltransferase was studied using S-adenosylmethionine (AdoMet), which carried a chiral methyl group. S-Adenosylmethionine 116-136 histamine N-methyltransferase Cavia porcellus 68-97 6721499-1 1984 The stereochemical course of the methyl group transfer catalyzed by histamine N-methyltransferase was studied using S-adenosylmethionine (AdoMet), which carried a chiral methyl group. S-Adenosylmethionine 138-144 histamine N-methyltransferase Cavia porcellus 68-97