Nucleic Acid Standards
Nitrogenous Bases
Bond Lengths and Angles in Adenine
---------------------------------------------------- Bond or Angle Mean (esd, N) Value ---------------------------------------------------- N1-C2 1.339 (0.009, 48) C2-N3 1.331 (0.009, 48) N3-C4 1.344 (0.006, 48) C4-C5 1.383 (0.007, 48) C5-C6 1.406 (0.009, 48) C6-N1 1.351 (0.007, 48) C5-N7 1.388 (0.006, 48) N7-C8 1.311 (0.007, 48) C8-N9 1.373 (0.008, 48) N9-C4 1.374 (0.006, 48) C6-N6 1.335 (0.008, 48) N9-C1' 1.462 (0.010, 48) C6-N1-C2 118.6 (0.6, 48) N1-C2-N3 129.3 (0.5, 48) C2-N3-C4 110.6 (0.5, 48) N3-C4-C5 126.8 (0.7, 48) C4-C5-C6 117.0 (0.5, 48) C5-C6-N1 117.7 (0.5, 48) C4-C5-N7 110.7 (0.5, 48) C5-N7-C8 103.9 (0.5, 48) N7-C8-N9 113.8 (0.5, 48) C8-N9-C4 105.8 (0.4, 48) N9-C4-C5 105.8 (0.4, 48) N3-C4-N9 127.4 (0.8, 48) C6-C5-N7 132.3 (0.7, 48) N1-C6-N6 118.6 (0.6, 48) C5-C6-N6 123.7 (0.8, 48) C8-N9-C1' 127.7 (1.8, 48) C4-N9-C1' 126.3 (1.8, 48)