transcriptional regulator ([SW|TetR family]), control of [gene|6A68EF7BF16FC2F2C7E068F52901EF2BFD6EBF8A|qdoI]-[gene|142444E1167BA7428EB95E4418C839ADF3E728B0|yxaH] and [gene|52D560AA02F0849CB24460A496021560063B2E12|lmrA]-[gene|23483430AE0381406EF2349A18CFAE1F14F9B180|lmrB]
function
control of quercetin utilization
product
transcriptional regulator
Genomic Context
categories
[category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.2|Transcription factors and their control] → [category|SW 3.4.2.5|Transcription factors/ other][category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.10|Resistance against other toxic compounds (nitric oxide, phenolic acids, flavonoids, oxalate)]Gene
Coordinates
4,107,352 4,107,927
The protein
Protein family
[SW|TetR family]Paralogous protein(s)
[protein|52D560AA02F0849CB24460A496021560063B2E12|LmrA] [SW|Domains]
[SW|HTH tetR-type domain] (aa 5-65) (according to UniProt)Effectors of protein activity
flavonoids such as quercetin act as molecular inducers and result in release from DNA targets [Pubmed|17483215,21737930]Structure
[PDB|1SGM] [pubmed|16475182]Expression and Regulation
Operons
genes
[gene|47387014B5E89BF218BA94D8C2A570479B1EFD4E|qdoR]
description
[Pubmed|10746760]
regulatory mechanism
[protein|52D560AA02F0849CB24460A496021560063B2E12|LmrA]: repression, [Pubmed|15317768], in [regulon|52D560AA02F0849CB24460A496021560063B2E12|LmrA regulon][protein|47387014B5E89BF218BA94D8C2A570479B1EFD4E|QdoR]: repression, [Pubmed|17483215], in [regulon|47387014B5E89BF218BA94D8C2A570479B1EFD4E|QdoR regulon]regulation
induced by flavonoids such as quercetin ([protein|search|QdoR], [protein|search|LmrA]) [Pubmed|17483215]view in new tabBiological materials
Mutant
MGNA-B683 (yxaF::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/1682 NBRP B. subtilis, Japan]BKE39990 ([gene|47387014B5E89BF218BA94D8C2A570479B1EFD4E|qdoR]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE39990 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTAAAACATTCCCTCCTA, downstream forward: _UP4_TAGCATTTTGTTATCCTTTCBKK39990 ([gene|47387014B5E89BF218BA94D8C2A570479B1EFD4E|qdoR]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK39990 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTAAAACATTCCCTCCTA, downstream forward: _UP4_TAGCATTTTGTTATCCTTTClabs
[SW|Yasutaro Fujita], University of Fukuyama, JapanReferences
Reviews
Original publications
17483215,10746760,21737930,16475182