Base Pair Hydrogen Bonding Classification
Nucleic Acid Backbone Torsions
Base Pair Morphology Parameters
PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX
B DOUBLE HELIX
Click to show/hide 1 nucleic acid sequences
Click to show/hide 1 protein sequences
Huffman, J.L., Lu, F., Zalkin, H., Brennan, R.G.
Role of residue 147 in the gene regulatory function of the Escherichia coli purine repressor. 
Biochemistry, 41, pp. 511 - 520, 2002.
X-RAY DIFFRACTION
C 2 2 21
a = 175.918 b = 95.25 c = 81.349 (Ångstroms)
α = 90.0 β = 90.0 γ = 90.0 (degrees)
The structure was refined using the TNT program. The R value is 0.192 for 0 reflections in the resolution range 10.0 to 2.5 Ångstroms with Fobs > 0.0 sigma(Fobs) and with I > 0.0 sigma(I)
Asymmetric Unit coordinates (pdb format, Unix compressed(.gz))
Asymmetric Unit coordinates (cif format, Unix compressed(.gz))
Biological Assembly coordinates (pdb format) 1
Structure Factors (cif format)
Coordinates (pdb format, Unix compressed(.gz))
Coordinates (cif format, Unix compressed(.gz))
NMR Restraints (cif format, Unix compressed(.gz))
XML | Complete with coordinates (xml format, GNU compressed(.gz))