28.09.2015 Views

BAKTERIOFAGE DAN VIRUS

REGULASI EKSPRESI GEN PADA BAKTERIOFAGE DAN VIRUS

REGULASI EKSPRESI GEN PADA BAKTERIOFAGE DAN VIRUS

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Keadaan lisogeni<br />

• Siklus lisogeni memerlukan:<br />

1. Protein represor λ menghambat ekspresi gen-gen<br />

untuk siklus lisis<br />

– Disandi oleh gen cI di bawah kontrol P RE<br />

(promoter for repressor establishment)<br />

2. Protein Int λ integrasi ke kromosom E. coli<br />

– Disandi oleh gen Int di bawah promoter P INT<br />

3. P RE dan P INT : sekuensi mirip, memerlukan protein cII<br />

dan cIII supaya RNA polimerase mengenalinya cII<br />

dan cIII diperlukan untuk siklus lisogeni<br />

Suharsono.2005. BTK505. IPB

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!