...binding sites, commonly used in Drosophila
Specific
Requires the presence of Gal4 gene to activate promoter...Promoter from T7 bacteriophage
Constitutive, but requires T7 RNA polymerase.
When used for in vitro transcription...
Negligible basal expression when not induced. Requires T7 RNA polymerase, which is also controlled by...Promoter from Sp6 bacteriophage
Constitutive, but requires SP6 RNA polymerase.
SP6 polymerase has a high ...Promoter from T3 bacteriophage
Constitutive, but requires T3 RNA polymerase
When used for in vitro transcription...