核糖霉素 、 P'-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester uridine 5'-(trihydrogen diphosphate), disodium salt 在
Neo 15 protein expressed with an N-terminal His
6-tag in Escherichia coli BL
21 (DE
3), the mass = 41295 Da (including the His
6-tag and with loss of N-terminal methionine), glycosyltransferase 作用下,
生成
N-acetylglucosaminylribostamycin