Table 1.

Summary of transcription factors of the alcohol oxidase promoter in three types of methylotrophic yeast

Organism	Factors	Classification	Reference
H. polymorpha	Mig1,2	Repressor	[31]
	Mut3	Activator	[32]
	Mpp1	Activator	[33]
P. pastoris	Nrg1	Repressor	[20]
	Mit1	Activator	[34]
	Prm1	Activator	[34]
	Mxr1	Activator	[35]
C. boidinii	Mig1	Repressor	[36]
	Trm1	Activator	[37]
	Trm2	Activator	[38]