Nucleic Acid Standards
Nitrogenous Bases
Bond Lengths and Angles in Uracil
----------------------------------------------------
Bond or Angle Mean (esd, N)
Value
----------------------------------------------------
N1-C2 1.381 (0.009, 46)
C2-N3 1.373 (0.007, 46)
N3-C4 1.380 (0.009, 46)
C4-C5 1.431 (0.009, 46)
C5-C6 1.337 (0.009, 46)
C6-N1 1.375 (0.009, 46)
C2-O2 1.219 (0.009, 46)
C4-O4 1.232 (0.008, 46)
N1-C1' 1.469 (0.014, 46)
C6-N1-C2 121.0 (0.6, 46)
N1-C2-N3 114.9 (0.6, 46)
C2-N3-C4 127.0 (0.6, 46)
N3-C4-C5 114.6 (0.6, 46)
C4-C5-C6 119.7 (0.6, 46)
C5-C6-N1 122.7 (0.5, 46)
N1-C2-O2 122.8 (0.7, 46)
N3-C2-O2 122.2 (0.7, 46)
N3-C4-O4 119.4 (0.7, 46)
C5-C4-O4 125.9 (0.6, 46)
C6-N1-C1' 121.2 (1.4, 46)
C2-N1-C1' 117.7 (1.2, 46)