'Pic assembly' diaporamas de présentation

Pic assembly - PowerPoint PPT Presentation

GTFs and PIC assembly

GTFs and PIC assembly

TF. TBP. TATA. Promoter. GTFs and PIC assembly. TBP. TFIIB. TFIIA. TFIIE. TFIIF. TFIIH. GTFs and PIC assembly. General transcription factors (GTFs) make RNAPII capable of selective initiation in vitro Studied in several systems Human (HeLa) Rat Drosophila

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521 views • 51 slides
GTFs and PIC assembly

GTFs and PIC assembly

TF. TBP. TATA. Promoter. GTFs and PIC assembly. TBP. TFIIB. TFIIA. TFIIE. TFIIF. TFIIH. GTFs and PIC assembly. General transcription factors (GTFs) make RNAPII capable of selective initiation in vitro Highly conserved RNAPII+GTFs = ca. 30 polypeptides ? 2 MDa. +. =. PIC.

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602 views • 50 slides
Repression

Repression

Repression. Repression of trx - introductory remarks. Repression - confusing language Cis-elements termed silencers, extinguishers, operators, negatively acting sequences, URS etc. - not informative with respect to mechanism Multiple mechanisms for repression of transcription

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843 views • 50 slides
GTFs and PIC assembly

GTFs and PIC assembly

TF. TBP. TATA. Promoter. GTFs and PIC assembly. TBP. TFIIB. TFIIA. TFIIE. TFIIF. TFIIH. GTFs and PIC assembly. General transcription factors (GTFs) make RNAPII capable of selective initiation in vitro Highly conserved RNAPII+GTFs = ca. 30 polypeptides ? 2 MDa. +. =. PIC.

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681 views • 50 slides
Repression

Repression

Repression. Repression of trx - introductory remarks. Repression - confusing language Cis-elements termed silencers, extinguishers, operators, negatively acting sequences, URS etc. - not informative with respect to mechanism Multiple mechanisms for repression of transcription

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505 views • 50 slides
Repression

Repression

Repression. Repression of trx - introductory remarks. Repression - confusing language Cis-elements termed silencers, extinguishers, operators, negatively acting sequences, URS etc. - not informative with respect to mechanism Multiple mechanisms for repression of transcription

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636 views • 49 slides
Repression

Repression

Repression. Repression of trx - introductory remarks. Repression - confusing language Cis-elements termed silencers, extinguishers, operators, negatively acting sequences, URS etc. - not informative with respect to mechanism Multiple mechanisms for repression of transcription

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523 views • 49 slides
Table 1 Complexes Involved in RNApII PIC assembly. Protein complex Functions

Table 1 Complexes Involved in RNApII PIC assembly. Protein complex Functions

Table 1 Complexes Involved in RNApII PIC assembly. Protein complex Functions RNApII 12 Subunits; catalyzes transcription of all mRNAs and a subset of noncoding RNAs including snoRNAs and miRNAs

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309 views • 30 slides

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