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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)


					

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