PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15044439-1 2004 We have identified a mammalian arginine N-methyltransferase, PRMT7, that can catalyze the formation of omega-NG-monomethylarginine in peptides. omega-ng-monomethylarginine 103-130 protein arginine methyltransferase 7 Homo sapiens 61-66