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Nucleic Acid Standards

Nitrogenous Bases

Bond Lengths and Angles in Protonated Cytosine


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Bond or Angle   Mean  (esd,    N)

                Value

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N1-C2           1.381 (0.007, 17)

C2-N3           1.384 (0.007, 17)

N3-C4           1.353 (0.006, 17)

C4-C5           1.413 (0.005, 17)

C5-C6           1.346 (0.006, 17)

C6-N1           1.365 (0.007, 17)

C2-O2           1.212 (0.006, 17)

C4-N4           1.315 (0.007, 17)

N1-C1'          1.483 (0.015, 17)

C6-N1-C2	121.7 (0.5,   17)

N1-C2-N3	114.7 (0.7,   17)

C2-N3-C4	125.3 (0.7,   17)

N3-C4-C5	117.6 (0.5,   17)

C4-C5-C6	118.4 (0.5,   17)

C5-C6-N1	122.2 (0.5,   17)

N1-C2-O2	123.4 (0.7,   17)

N3-C2-O2	121.9 (0.5,   17)

N3-C4-N4	119.5 (0.7,   17)

C5-C4-N4	123.0 (0.8,   17)

C6-N1-C1'	121.2 (0.9,   17)

C2-N1-C1'	116.9 (1.0,   17)

					

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