PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27387499-4 2016 We have focused our attention on active-site residues of PRMT7 from the protozoan Trypanosoma brucei We have designed 26 single and double mutations in the active site, including residues in the Glu-Xaa8-Glu (double E) loop and the Met-Gln-Trp sequence of the canonical Thr-His-Trp (THW) loop known to interact with the methyl-accepting substrate arginine. THW 283-286 protein arginine methyltransferase 7 Homo sapiens 57-62