Transcription factor:

XylR

Factor type NagC/XylR
SWISS-PROT P04788
SubtiList BG10806
Consensus seq. TTAGTTTGTTTAAACAACAAACTAA
Comment repressor of xylAB operon
exists upstream of the operon in the opposite direction
xylose is the only molecular inducer of the repressor
the operator seems to consists of two tandem oveerlapping operators spaced by 4bp (see M.K.Dahl et al., 1994)


Promoter Sigma Regulation Location Binding seq.(cis-element) Exp. Author Year
xylA ND Negative +10? TTAGTTTGTTTGGGCAACAAACTAA  SDM GS FT Gartner D, et al. 1992