PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9854021-3 1999 A motif containing an invariant Pro-Cys dipeptide is found in Nop2p, p120 and the bacterial Fmu proteins. Dipeptides 40-49 rRNA (cytosine-C5-)-methyltransferase NOP2 Saccharomyces cerevisiae S288C 62-67