Base Pair Hydrogen Bonding Classification
Nucleic Acid Backbone Torsions
Base Pair Morphology Parameters
HUMAN APURINIC/APYRIMIDINIC ENDONUCLEASE-1 (APE1) BOUND TO ABASIC DNA
MAJOR APURINIC/APYRIMIDINIC ENDONUCLEASE (E.C.4.2.99.18)/DNA COMPLEX
B DOUBLE HELIX, FLIPPED-OUT BASES
Click to show/hide 2 nucleic acid sequences
Click to show/hide 1 protein sequences
Mol, C.D., Izumi, T., Mitra, S., Tainer, J.A.
DNA-bound structures and mutants reveal abasic DNA binding by APE1 and DNA repair coordination [corrected 
Nature, 403, pp. 451 - 456, 2000.
X-RAY DIFFRACTION
I 41
a = 122.85 b = 122.85 c = 107.07 (Ångstroms)
α = 90.0 β = 90.0 γ = 90.0 (degrees)
The structure was refined using the X-PLOR program. The R value is 0.19 for 11215 reflections in the resolution range 20.0 to 2.95 Ångstroms with Fobs > 3.0 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 2
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))