Main chain and chi torsion angles: Note: alpha: O3'(i-1)-P-O5'-C5' beta: P-O5'-C5'-C4' gamma: O5'-C5'-C4'-C3' delta: C5'-C4'-C3'-O3' epsilon: C4'-C3'-O3'-P(i+1) zeta: C3'-O3'-P(i+1)-O5'(i+1) chi for pyrimidines(Y): O4'-C1'-N1-C2 chi for purines(R): O4'-C1'-N9-C4 Strand I base alpha beta gamma delta epsilon zeta chi 1 P --- 129.3 45.6 87.4 -152.5 -76.1 -158.7 2 U -70.7 -178.3 51.0 84.1 -156.3 -72.8 -165.2 3 C -68.9 174.2 56.4 83.2 -157.5 -73.7 -160.4 4 C -66.9 177.6 56.3 83.2 -154.1 -69.9 -161.1 5 U -60.7 173.2 49.9 84.0 -160.5 -73.9 -156.4 6 C -79.9 177.9 62.5 87.9 -150.4 -81.9 -160.4 7 G -42.8 167.1 57.4 143.8 -91.2 -54.0 -132.7 8 c 73.7 137.8 34.2 82.8 -151.5 -77.0 -167.2 9 C -63.0 -174.9 47.6 86.0 -158.4 -68.7 -162.0 10 A -67.0 -168.7 41.8 82.5 -162.7 -74.2 -146.4 11 G 142.6 -155.8 -179.7 82.3 -140.6 -79.3 -175.7 12 G -53.1 159.5 57.5 84.8 -150.5 -73.2 179.1 13 t -69.6 -170.8 47.2 82.4 -149.1 -57.0 -153.4 14 P -74.8 -174.3 50.2 88.5 -146.2 -68.2 -149.5 15 C -63.0 -173.8 60.0 84.7 -155.9 -73.9 -170.9 16 C -59.6 170.0 60.4 83.5 -152.3 -73.8 -170.9 17 A -69.8 -176.3 48.9 83.9 -147.3 -68.2 -165.0 18 G -67.9 170.3 56.3 77.6 -160.7 -69.1 -170.9 19 A -57.8 -176.7 51.5 81.4 -149.8 -77.1 -165.3 20 A -64.3 170.2 54.3 83.9 -145.9 -67.3 -154.4 21 g -179.2 147.9 55.3 86.7 -132.1 -79.5 172.6 22 C -68.9 -179.3 48.7 84.1 -153.1 -74.0 -168.6 23 C -76.0 -170.3 54.1 81.8 -148.9 -62.9 -162.0 24 C -67.3 169.6 65.0 84.8 -174.1 -81.9 -163.7 25 A -63.5 -170.3 57.4 85.8 -155.2 -66.0 -163.2 26 A -64.0 180.0 60.7 144.0 -103.2 -48.0 -126.7 27 G -71.3 -158.1 41.1 144.4 -85.1 145.4 -76.3 Strand II base alpha beta gamma delta epsilon zeta chi 1 A -67.6 174.8 60.2 84.4 -150.6 -70.1 -157.9 2 A -56.5 161.3 59.3 82.0 -149.9 -73.6 -168.4 3 G -58.9 170.2 55.7 79.3 -147.9 -78.5 -168.3 4 G -65.0 175.1 53.5 80.6 -150.9 -73.7 -168.2 5 G -66.5 178.1 49.0 80.2 -154.0 -67.4 -162.7 6 G -62.5 174.1 46.5 81.7 -158.3 -75.5 -161.0 7 C -55.4 173.2 43.3 82.2 -148.7 -72.8 -158.4 8 G -64.3 -176.6 53.4 82.7 -151.0 -70.1 -161.8 9 G -63.4 168.5 52.3 79.1 -159.6 -69.8 -167.4 10 U -58.6 175.9 47.2 79.7 -149.3 -70.8 -155.4 11 C -68.6 -166.1 44.6 82.2 -151.3 -77.5 -160.3 12 C -87.5 -173.1 42.5 84.9 -155.0 -68.9 -169.4 13 a -60.9 -140.1 59.6 149.9 -99.1 -176.4 -72.4 14 G -125.8 175.9 -75.7 140.8 -144.6 -97.0 -114.7 15 G -38.7 162.4 42.4 78.0 -137.6 -76.4 -164.2 16 G 153.3 -162.2 174.5 81.7 -129.2 -87.1 -175.1 17 U -61.7 -168.1 37.7 81.2 -169.0 -77.8 -155.5 18 C -69.3 -175.0 47.5 79.6 -157.5 -66.0 -155.9 19 P -60.7 -179.8 47.1 86.5 -150.1 -73.5 -152.8 20 g -60.9 178.6 41.8 80.1 -147.2 -61.9 -160.6 21 C -63.2 -179.4 53.6 81.1 -145.7 -64.2 -173.2 22 G -58.8 169.4 55.7 80.4 -146.6 -65.3 -174.4 23 G 144.9 -174.7 178.9 85.3 -145.0 -73.2 -175.4 24 C -54.5 -169.3 40.6 82.4 -167.7 -62.9 -151.5 25 U -59.3 -167.4 52.6 83.3 -132.1 -127.1 -155.6 26 U 48.7 170.4 51.8 142.0 -144.8 69.9 -127.6 27 C 168.7 161.8 50.7 84.9 -133.9 -69.6 -165.3