guanosine(748) in 23S rRNA + S-adenosyl-L-methionine = N(1)-methylguanosine(748) in 23S rRNA + S-adenosyl-L-homocysteine + H(+)
guanosine(748) in 23s rrna + s-adenosyl-l-methionine = n(1)-methylguanosine(748) in 23s rrna + s-adenosyl-l-homocysteine + h(+)
"23S rRNA (guanine(748)-N(1))-methyltransferase"
"23s rrna (guanine(748)-n(1))-methyltransferase"