RegulonDB RegulonDB 11.2: Operon Form

purL operon and associated TUs in Escherichia coli K-12 genome

Name: purL
This page displays every known transcription unit of this operon and their known regulation.

Transcription unit          
Name: purL
Synonym(s): OP00079
Gene(s): purL   Genome Browser M3D Gene expression COLOMBOS
Reference(s): [1] Meng LM., et al., 1990
Name: purLp
+1: 2695589
Sigma Factor: Sigma70 Sigmulon
Distance from start of the gene: 46
Sequence: gtgattttatttccacgcaaacggtttcgtcagcgcatcagattctttataatgacgcccGtttcccccccttgggtacac
                              -35                    -10    +1                   
Evidence: [COMP-AINF]
Reference(s): [2] He B., et al., 1990
[3] Huerta AM., et al., 2003
[4] Ohnoki S., et al., 1977
[5] Salgado H, et al., 2012
[6] Sampei G., et al., 1989
TF binding sites (TFBSs)
Type Transcription factor Function Promoter Binding Sites Growth Conditions Evidence Confidence level (C: Confirmed, S: Strong, W: Weak) Reference(s)
LeftPos RightPos Central Rel-Pos Sequence


 [1] Meng LM., Kilstrup M., Nygaard P., 1990, Autoregulation of PurR repressor synthesis and involvement of purR in the regulation of purB, purC, purL, purMN and guaBA expression in Escherichia coli., Eur J Biochem 187(2):373-9

 [2] He B., Shiau A., Choi KY., Zalkin H., Smith JM., 1990, Genes of the Escherichia coli pur regulon are negatively controlled by a repressor-operator interaction., J Bacteriol 172(8):4555-62

 [3] Huerta AM., Collado-Vides J., 2003, Sigma70 promoters in Escherichia coli: specific transcription in dense regions of overlapping promoter-like signals., J Mol Biol 333(2):261-78

 [4] Ohnoki S., Hong BS., Buchanan JM., 1977, Glutamine active site of formylglycinamide ribonucleotide amidotransferase. 2. Amino acid sequence of labeled peptides., Biochemistry 16(6):1070-6

 [5] Salgado H, Peralta-Gil M, Gama-Castro S, Santos-Zavaleta A, Muñiz-Rascado L, García-Sotelo JS, Weiss V, Solano-Lira H, Martínez-Flores I, Medina-Rivera A, Salgado-Osorio G, Alquicira-Hernández S, Alquicira-Hernández K, López-Fuentes A, Porrón-Sotelo L, Huerta AM, Bonavides-Martínez C, Balderas-Martínez YI, Pannier L, Olvera M, Labastida A, Jiménez-Jacinto V, Vega-Alvarado L, Del Moral-Chávez V, Hernández-Alvarez A, Morett E, Collado-Vides J., 2012, RegulonDB v8.0: omics data sets, evolutionary conservation, regulatory phrases, cross-validated gold standards and more., Nucleic Acids Res.

 [6] Sampei G., Mizobuchi K., 1989, The organization of the purL gene encoding 5'-phosphoribosylformylglycinamide amidotransferase of Escherichia coli., J Biol Chem 264(35):21230-8

 [7] Cho BK., Federowicz SA., Embree M., Park YS., Kim D., Palsson BO., 2011, The PurR regulon in Escherichia coli K-12 MG1655., Nucleic Acids Res 39(15):6456-64