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mycG

Gene
mycG
Protein
Mycinamicin IV hydroxylase/epoxidase
Organism
Micromonospora griseorubida
Length
397 amino acids
Function
Involved in the biosynthesis of mycinamicin, a 16-membered macrolide antibiotic. Catalyzes consecutive hydroxylation (at C14) and epoxidation (at C12-C13) reactions with mycinamicin IV as initial substrate, leading to mycinamicin II. These reactions require prior dimethylation of 6-deoxyallose to mycinose for effective conversion by the dual function MycG enzyme.
Similarity
Belongs to the cytochrome P450 family.
Mass
44.332 kDa
Sequence
MTSAEPRAYPFNDVHGLTLAGRYGELQETEPVSRVRPPYGEEAWLVTRYEDVRAVLGDGRFVRGPSMTRDEPRTRPEMVKGGLLSMDPPEHSRLRRLVVKAFTARRAESLRPRAREIAHELVDQMAATGQPADLVAMFARQLPVRVICELLGVPSADHDRFTRWSGAFLSTAEVTAEEMQEAAEQAYAYMGDLIDRRRKEPTDDLVSALVQARDQQDSLSEQELLDLAIGLLVAGYESTTTQIADFVYLLMTRPELRRQLLDRPELIPSAVEELTRWVPLGVGTAFPRYAVEDVTLRGVTIRAGEPVLASTGAANRDQAQFPDADRIDVDRTPNQHLGFGHGVHHCLGAPLARVELQVALEVLLQRLPGIRLGIPETQLRWSEGMLLRGPLELPVVW