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Nucleic Acid Standards

Nitrogenous Bases

Bond Lengths and Angles in Guanine


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Bond or Angle   Mean  (esd,    N)

                Value

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N1-C2           1.373 (0.008, 21)

C2-N3           1.323 (0.008, 21)

N3-C4           1.350 (0.007, 21)

C4-C5           1.379 (0.007, 21)

C5-C6           1.419 (0.010, 21)

C6-N1           1.391 (0.007, 21)

C5-N7           1.388 (0.006, 21)

N7-C8           1.305 (0.006, 21)

C8-N9           1.374 (0.007, 21)

N9-C4           1.375 (0.008, 21)

C2-N2           1.341 (0.010, 21)

C6-O6           1.237 (0.009, 21)

N9-C1'          1.459 (0.009, 21)

C6-N1-C2        125.1 (0.6,   21)

N1-C2-N3        123.9 (0.6,   21)

C2-N3-C4        111.9 (0.5,   21)

N3-C4-C5        128.6 (0.5,   21)

C4-C5-C6        118.8 (0.6,   21)

C5-C6-N1        111.5 (0.5,   21)

C4-C5-N7        110.8 (0.4,   21)

C5-N7-C8        104.3 (0.5,   21)

N7-C8-N9        113.1 (0.5,   21)

C8-N9-C4        106.4 (0.4,   21)

N9-C4-C5        105.4 (0.4,   21)

N3-C4-N9        126.0 (0.6,   21)

C6-C5-N7        130.4 (0.6,   21)

N1-C2-N2        116.2 (0.9,   21)

N3-C2-N2        119.9 (0.7,   21)

N1-C6-O6        119.9 (0.6,   21)

C5-C6-O6        128.6 (0.6,   21)

C8-N9-C1'       127.0 (1.3,   21)

C4-N9-C1'       126.5 (1.3,   21)

					

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