PPT-The MYB and BHLH Transcription Factor Families

by Elaine Chiu AT5G61620 is a MYB family transcription factor Located on Chromosome 5 of the Arabidopsis thaliana What are MYB family transcription factors What are MYB family transcription factors. Tim . Johnstone. BIOL1220. Spring 2010. Transcription Factor. a protein that binds to specific DNA . sequences to modulate the transcription of DNA to mRNA. The transcription factor TATA binding protein (blue) bound to DNA (red). Image by David S. . Andrey Grigoriev. Director, Center for Computational and Integrative Biology. . Rutgers University. 2. What are we going to do?. Observe effects of fundamental processes. Estimate their relative contribution. DNA. RNA. PROTEIN. RNA and Transcription. RNA. R. ibo. n. ucleic . A. cid. another type of nucleic acid similar to DNA found in cells. also a polymer made of nucleotides. takes information from the nucleus to the rest of the cell. Understanding:. Gene expression is regulated by proteins that bind to specific base sequences in DNA . The environment of a cell and of an organism has an impact on gene expression. Nucleosomes help to regulate transcription in eukaryotes. RNA Processing, and Transcriptional Regulation. Structure of RNA. Major Classes of RNA. Transcription in Prokaryotes. Transcription in Eukaryotes. Post-transcriptional Processing of Eukaryotic mRNA. Transcriptional Regulation in Prokaryotes:. Learning Objectives. Learn what a ‘transcription factor’ is.. Learn how oestrogen affects gene transcription.. Learn what siRNA is and how it affects gene expression.. Recap of 15.1. That the cells in our bodies are highly . Geeta. . Narlikar. ) . . January 19, 2017 – Transcription Initiation and its Regulation in Bacteria. January 23, 2017 – Transcription Initiation and its Regulation in Eukaryotes. January 26, 2016 – Chromatin 1. synthesis). A. Prokaryotes: RNA polymerase, . Promoters – sigma factor. B. Eukaryotes: RNA polymerases, . Promoters – transcription factors. . 1 strand of . dsDNA. used as template to synthesize complimentary . . Dr. Shumaila Asim. Lecture # 2. 1. RNA Synthesis . (Transcription). . Introduction. First step in gene expression . RNA is involved in the transfer of genetic information stored in DNA to proteins . Copyright 2016 by the Rector and Visitors of the University of VirginiaRNA nucleotides or building blocks are structurally very similar to DNA and go by similar names The only exception is that RNA ha Translated By Emaan Chaudry. Adaptation to low oxygen conditions (hypoxia):. Transcriptional Responses. Regulation of the gene: . F45D3.4. How do we figure out what is causing the f45d3.4 gene to be expressed?. Positioning. & . Transcription Factor . Identification. Outline. Basic Concept. Nucleosome. Positioning and Gene Regulation. General Transcription Mechanism. Genomic Organization of . Nucleosomes. A eukaryotic transcription initiation complex consists of RNA polymerase II, . five. general transcription factors (GTFs), and a 20-subunit complex called Mediator (or . Srb. /Med). The CTD of RNA polymerase II anchors Mediator to the polymerase. Mediator allows RNA polymerase II to communicate with transcriptional . bHLH. families reveals candidate transcription factors for secondary metabolic pathways in . Cannabis sativa . L. . Laura Bassolino. 1*. , Matteo Buti. 2. , Flavia Fulvio. 1. , Alessandro Pennesi. 1.