label: 23S rRNA (guanine(745)-N(1))-methyltransferase activity
label_lc: 23s rrna (guanine(745)-n(1))-methyltransferase activity
description: "Catalysis of the reaction: S-adenosyl-L-methionine + guanine(745) in 23S rRNA = N(1)-methylguanine(745) in 23S rRNA + S-adenosyl-L-homocysteine."