NE GATIVE CONTROL In this system,when the inducer binds to the repressor,the structural genes are transcribed. Repressor Inactive repressor Inducer R长RE学 INDUCED 负控诱导系统 2025/5/15 26
2025/5/15 26 负控诱导系统 ◼ In this system, when the inducer binds to the repressor, the structural genes are transcribed
八八N八八N风N In this system,when the corepressor binds to the repressor,the structural genes are not transcribed. Inadive Adive repressor repressor Corepressor INDUCED REP RESSED 负控阻遏系统 2025/5/15 27
2025/5/15 27 负控阻遏系统 ◼ In this system, when the corepressor binds to the repressor, the structural genes are not transcribed
4.positive transcription regulation include: 根据激活蛋白的作用分为正控诱导和正控阻遏 2025/5/15 28
2025/5/15 28 4.positive transcription regulation include: 根据激活蛋白的作用分为正控诱导和正控阻遏
POSITIVE CONTROL In this system,when the inducer binds to the activator, RNApolymerase the structural I genes are transcribed. Inactive adivator activtor Inducer INDUCED 正控诱导系统 2025/5/15 29
2025/5/15 29 正控诱导系统 ◼ In this system, when the inducer binds to the activator, the structural genes are transcribed
NN八八N In this system,when the corepressor binds to the activator, the structural genes are not transcribed. Active Inactive adivator acivator 正 Corepressor INDUCED REPRESSED 正控阻遏系统 2025/5/15 30
2025/5/15 30 正控阻遏系统 ◼ In this system, when the corepressor binds to the activator, the structural genes are not transcribed