Abstract:
:Mycobacterium tuberculosis (MTB) infects 30% of all humans and kills someone every 20-30 s. Here we report genome-wide binding for ~80% of all predicted MTB transcription factors (TFs), and assayed global expression following induction of each TF. The MTB DNA-binding network consists of ~16,000 binding events from 154 TFs. We identify >50 TF-DNA consensus motifs and >1,150 promoter-binding events directly associated with proximal gene regulation. An additional ~4,200 binding events are in promoter windows and represent strong candidates for direct transcriptional regulation under appropriate environmental conditions. However, we also identify >10,000 'dormant' DNA-binding events that cannot be linked directly with proximal transcriptional control, suggesting that widespread DNA binding may be a common feature that should be considered when developing global models of coordinated gene expression.
journal_name
Nat Communjournal_title
Nature communicationsauthors
Minch KJ,Rustad TR,Peterson EJ,Winkler J,Reiss DJ,Ma S,Hickey M,Brabant W,Morrison B,Turkarslan S,Mawhinney C,Galagan JE,Price ND,Baliga NS,Sherman DRdoi
10.1038/ncomms6829subject
Has Abstractpub_date
2015-01-12 00:00:00pages
5829issn
2041-1723pii
ncomms6829journal_volume
6pub_type
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