Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/5IH0 5IH0: Macrolide 2'-phosphotransferase type II Y92M mutant - complex with GDP and erythromycin Macrolide 2'-phosphotransferase IIACETATE IONERYTHROMYCIN AGUANOSINE-5'-DIPHOSPHATEMAGNESIUM ION