Structure of the Nucleotide Complex of PyrR, the pyr Attenuation Protein from Bacillus caldolyticus, Suggests Dual Regulation by Pyrimidine and Purine Nucleotides
Chander, P., Halbig, K.M., Miller, J.K., Fields, C.J., Bonner, H.K., Grabner, G.K., Switzer, R.L., Smith, J.L.(2005) J Bacteriol 187: 1773-1782
- PubMed: 15716449 
- DOI: 10.1128/JB.187.5.1773-1782.2005
- Primary Citation of Related Structures:  
1NON, 1XZ8, 1XZN - PubMed Abstract: 
PyrR is a protein that regulates the expression of genes and operons of pyrimidine nucleotide biosynthesis (pyr genes) in many bacteria. PyrR acts by binding to specific sequences on pyr mRNA and causing transcriptional attenuation when intracellular levels of uridine nucleotides are elevated ...