Plasmids 101: The Promoter Region – Let's Go!
Type
Blog Post
...yeast expression promoter from glyceraldehyde 3-phosphage dehydrogenase
Constitutive
Very strong, also ...transcription/ general expression
Promoter from T7 bacteriophage
Constitutive, but requires T7 RNA polymerase... levels of gene expression
Promoter from T7 bacteriophage plus lac operators
Negligible basal expression...transcription/ general expression
Promoter from Sp6 bacteriophage
Constitutive, but requires SP6 RNA polymerase...High levels of gene expression
Promoter from bacteriophage lambda
Can be temperature regulatable
Often...transcription/general expression
Promoter from T3 bacteriophage
Constitutive, but requires T3 RNA polymerase...