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As of 29-Oct-2014 number of released structures: 7507
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Nucleic Acid Standards

A Standard Reference Frame for the
Description of Nucleic Acid Base-pair Geometry
Supplementary Material

Average values and dispersion (in parentheses)


                                  Base-pair Parameters

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               Shear       Stretch      Stagger      Buckle      Propeller     Opening

3DNA      A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.77) -11.79(4.14)   0.57(2.80)

          B  0.00(0.21)  -0.15(0.12)   0.09(0.19)   0.53(6.74) -11.35(5.26)   0.63(3.05)

CEHS      A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.75) -11.82(4.14)   0.56(2.78)

          B  0.00(0.21)  -0.14(0.12)   0.09(0.19)   0.53(6.73) -11.37(5.27)   0.62(3.03)

CompDNA   A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.12(7.70) -11.81(4.14)   0.56(2.79)

          B  0.00(0.21)  -0.15(0.12)   0.09(0.19)   0.53(6.70) -11.37(5.26)   0.62(3.03)

Curves    A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.85) -11.76(4.12)   0.57(2.80)

          B  0.00(0.21)  -0.15(0.12)   0.09(0.19)   0.54(6.80) -11.33(5.26)   0.63(3.05)

FreeHelix A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.75) -11.84(4.15)   0.56(2.79)

          B  0.00(0.21)  -0.15(0.12)   0.09(0.19)   0.53(6.73) -11.38(5.27)   0.62(3.03)

NGEOM     A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.77) -11.79(4.14)   0.57(2.80)

          B  0.00(0.21)  -0.14(0.12)   0.09(0.19)   0.53(6.74) -11.35(5.26)   0.63(3.05)

NUPARM    A  0.01(0.23)  -0.18(0.10)   0.02(0.25)  -0.13(7.75) -11.79(4.13)   0.56(2.78)

          B  0.00(0.21)  -0.14(0.12)   0.09(0.19)   0.53(6.74) -11.35(5.26)   0.62(3.03)

RNA       A  0.01(0.23)  -0.19(0.10)   0.02(0.25)  -0.13(7.77) -11.79(4.14)   0.56(2.79)

          B  0.00(0.21)  -0.15(0.12)   0.09(0.19)   0.53(6.74) -11.36(5.26)   0.62(3.04)



                                    Step Parameters

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               Shift        Slide         Rise        Tilt          Roll        Twist  

3DNA      A -0.00(0.54)  -1.53(0.34)   3.31(0.20)   0.06(2.81)   7.95(3.87)  31.11(4.01)

          B -0.02(0.45)   0.23(0.81)   3.32(0.19)  -0.05(2.52)   0.60(5.21)  35.99(6.80)

CEHS      A -0.00(0.55)  -1.53(0.34)   3.31(0.20)   0.06(2.76)   7.95(3.89)  31.07(3.99)

          B -0.02(0.45)   0.23(0.81)   3.32(0.19)  -0.04(2.48)   0.56(5.21)  35.96(6.68)

CompDNA   A -0.00(0.55)  -1.53(0.34)   3.31(0.20)   0.06(2.79)   7.96(3.87)  30.99(4.00)

          B -0.02(0.45)   0.23(0.81)   3.32(0.19)  -0.05(2.52)   0.60(5.22)  35.94(6.68)

Curves    A -0.00(0.54)  -1.53(0.34)   3.32(0.20)   0.06(2.84)   7.95(3.87)  31.14(4.05)

          B -0.02(0.45)   0.23(0.81)   3.33(0.19)  -0.05(2.53)   0.60(5.21)  36.02(6.92)

FreeHelix A -0.00(0.55)  -1.53(0.34)   3.31(0.20)   0.06(2.80)   7.96(3.87)  30.99(4.00)

          B -0.02(0.45)   0.23(0.81)   3.32(0.19)  -0.05(2.52)   0.60(5.22)  35.94(6.68)

NGEOM     A -0.00(0.55)  -1.50(0.34)   3.33(0.20)   0.06(2.81)   7.95(3.87)  31.11(4.01)

          B -0.02(0.45)   0.23(0.80)   3.33(0.19)  -0.05(2.52)   0.60(5.21)  35.99(6.80)

NUPARM    A -0.00(0.55)  -1.47(0.34)   3.34(0.20)   0.07(2.86)   8.25(4.03)  30.97(3.99)

          B -0.02(0.46)   0.23(0.80)   3.33(0.19)  -0.04(2.60)   0.51(5.47)  35.92(6.68)

RNA       A -0.00(0.52)  -1.50(0.34)   3.31(0.11)   0.06(2.82)   8.05(3.93)  31.04(4.02)

          B -0.02(0.44)   0.22(0.81)   3.31(0.09)  -0.04(2.54)   0.56(5.30)  35.96(6.80)



                                   Helical Parameters

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              X-disp        Y-disp       H-Rise    Inclination      Tip        H-Twist

3DNA      A -4.17(1.22)   0.01(0.89)   2.83(0.36)  14.66(7.30)  -0.13(5.16)  32.45(3.80)

          B  0.05(1.28)   0.02(0.87)   3.29(0.21)   2.10(9.15)   0.02(4.33)  36.48(6.58)

NUPARM    A -4.40(1.40)   0.01(0.97)   2.84(0.35)  14.64(7.32)  -0.14(5.02)  32.42(3.74)

          B  0.05(1.31)   0.03(0.90)   3.29(0.20)   2.05(9.14)   0.01(4.24)  36.45(6.46)

RNA       A -4.17(1.22)   0.01(0.85)   2.81(0.34)  14.67(7.33)  -0.13(5.12)  32.46(3.79)

          B  0.01(1.30)   0.02(0.87)   3.28(0.13)   2.07(9.13)   0.01(4.30)  36.48(6.59)