PlantRegMap/PlantTFDB v5.0
Plant Transcription
Factor Database
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Home TFext BLAST Prediction Download Help About Links PlantRegMap |
Species | TF ID | Description |
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Brast01G162100.1.p | FAR1 family protein | |
Brast01G252100.1.p | FAR1 family protein | |
Brast01G342900.1.p | FAR1 family protein | |
Brast02G119100.1.p | FAR1 family protein | |
Brast02G119400.1.p | FAR1 family protein | |
Brast02G215100.1.p | FAR1 family protein | |
Brast02G248400.1.p | FAR1 family protein | |
Brast02G252100.1.p | FAR1 family protein | |
Brast02G264700.1.p | FAR1 family protein | |
Brast02G325900.1.p | FAR1 family protein | |
Brast02G325900.2.p | FAR1 family protein | |
Brast02G379700.1.p | FAR1 family protein | |
Brast02G379700.2.p | FAR1 family protein | |
Brast03G022400.1.p | FAR1 family protein | |
Brast03G117800.1.p | FAR1 family protein | |
Brast03G119400.1.p | FAR1 family protein | |
Brast03G119500.1.p | FAR1 family protein | |
Brast04G038400.1.p | FAR1 family protein | |
Brast04G040400.1.p | FAR1 family protein | |
Brast04G076500.1.p | FAR1 family protein | |
Brast04G107300.1.p | FAR1 family protein | |
Brast04G142900.1.p | FAR1 family protein | |
Brast04G143200.1.p | FAR1 family protein | |
Brast04G175100.1.p | FAR1 family protein | |
Brast04G198100.1.p | FAR1 family protein | |
Brast04G217700.1.p | FAR1 family protein | |
Brast04G217800.1.p | FAR1 family protein | |
Brast04G217800.2.p | FAR1 family protein | |
Brast04G217800.3.p | FAR1 family protein | |
Brast04G217800.4.p | FAR1 family protein | |
Brast04G218000.1.p | FAR1 family protein | |
Brast04G218000.2.p | FAR1 family protein | |
Brast04G218100.1.p | FAR1 family protein | |
Brast04G218100.2.p | FAR1 family protein | |
Brast04G324800.1.p | FAR1 family protein | |
Brast05G109700.1.p | FAR1 family protein | |
Brast05G129800.1.p | FAR1 family protein | |
Brast05G136600.1.p | FAR1 family protein | |
Brast05G170700.1.p | FAR1 family protein | |
Brast05G239700.1.p | FAR1 family protein | |
Brast05G262500.1.p | FAR1 family protein | |
Brast05G277500.1.p | FAR1 family protein | |
Brast06G047200.1.p | FAR1 family protein | |
Brast06G047200.2.p | FAR1 family protein | |
Brast06G092000.1.p | FAR1 family protein | |
Brast06G120700.1.p | FAR1 family protein | |
Brast06G120900.1.p | FAR1 family protein | |
Brast06G120900.2.p | FAR1 family protein | |
Brast06G165200.1.p | FAR1 family protein | |
Brast06G175500.1.p | FAR1 family protein | |
Brast07G045700.1.p | FAR1 family protein | |
Brast07G096100.1.p | FAR1 family protein | |
Brast07G140100.1.p | FAR1 family protein | |
Brast07G148600.1.p | FAR1 family protein | |
Brast07G159300.1.p | FAR1 family protein | |
Brast07G159300.2.p | FAR1 family protein | |
Brast07G246200.1.p | FAR1 family protein | |
Brast08G085900.1.p | FAR1 family protein | |
Brast08G101400.1.p | FAR1 family protein | |
Brast08G170700.1.p | FAR1 family protein | |
Brast08G183200.1.p | FAR1 family protein | |
Brast09G036400.1.p | FAR1 family protein | |
Brast09G044000.1.p | FAR1 family protein | |
Brast09G092500.1.p | FAR1 family protein | |
Brast09G092500.2.p | FAR1 family protein | |
Brast09G092500.3.p | FAR1 family protein | |
Brast09G118400.1.p | FAR1 family protein | |
Brast09G118400.2.p | FAR1 family protein | |
Brast09G208700.1.p | FAR1 family protein | |
Brast09G208700.2.p | FAR1 family protein | |
Brast10G087800.1.p | FAR1 family protein | |
Brast10G097900.1.p | FAR1 family protein | |
Brast10G097900.2.p | FAR1 family protein |
We show that Arabidopsis FHY3 and FAR1, which encode two proteins related to Mutator-like transposases, act together to modulate phyA signaling by directly activating the transcription of FHY1 and FHL, whose products are essential for light-induced phyA nuclear accumulation and subsequent light responses. FHY3 and FAR1 have separable DNA binding and transcriptional activation domains that are highly conserved in Mutator-like transposases. Further, expression of FHY3 and FAR1 is negatively regulated by phyA signaling. We propose that FHY3 and FAR1 represent transcription factors that have been co-opted from an ancient Mutator-like transposase(s) to modulate phyA-signaling homeostasis in higher plants.
We next used a yeast one-hybrid assay to delineate the DNA sequences to which FHY3 and FAR1 bind. GAD-FHY3 or GAD-FAR1 fusion proteins (GAD, GAL4 transcriptional activation domain), but not GAD alone, activated the LacZ reporter genes driven by the FHY1 and FHL promoters. Deletion analysis narrowed down the FHY3/FAR1 binding site to a 39-bp promoter subfragment located on the "a" fragment for both FHY1 and FHL. Notably, these subfragments share a stretch of consensus sequence, 5'-TTCACGCGCC-3'. Mutating the core sequence "CACGCGC" of this motif (m2 and m3 for FHY1, m5 for FHL) abolished the reporter gene activation by both GAD-FHY3 and GAD-FAR1. Mutating the flanking sequences (m1 and m4) did not obviously affect the reporter gene activation by GAD-FAR1, but clearly reduced activation by GAD-FHY3. Thus, "CACGCGC" likely defines a cis-element that confers specific binding for FHY3 and FAR1 and is named FBS for FHY3-FAR1 binding site.
Lin R, Ding L, Casola C, Ripoll DR, Feschotte C, Wang H.
Transposase-derived transcription factors regulate light signaling in Arabidopsis.
Science, 2007. 318(5854): p. 1302-5.
PMID: 18033885