Table 1.

Transcriptional units and biosynthetic roles of the corresponding proteins.

Transcriptional Unit	Function(s)
dbv1-dbv2	Hpg biosynthesis
dbv3	Regulation
dbv4	Regulation
dbv5-dbv7	Hpg biosynthesis; regulation; resistance
dbv8-dbv14	N-Acylation; Halogenation; glycosylation; cross-links
dbv15-dbv17	NRPS
dbv18-dbv19	Export
dbv20-dbv21	Mannose addition; N-sugar deacetylation
dbv22-dbv23	Regulation; mannose O-acetylation
dbv24-dbv28	Export; NRPS; Tyr β-hydroxylation
dbv29	N-sugar oxidation
dbv30-dbv35	Dpg biosynthesis
dbv36	NRPS accessory protein
dbv37	Hpg and Dpg biosynthesis