A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 18-May-2022 number of released structures: 12082
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NDB ID: UR0121  PDB ID: 2QUS 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
14AA_A4G5:C60U61_AA-0.58-1.6522.748-4.6424.83831.354-3.7040.3682.5298.8268.46832.046
123AA_A13C32:G37U31_AA-1.6743.159-1.189-159.92425.031-153.024-1.555-0.674-1.65-12.553-80.205-175.788
118AA_A18G17:C27U26_AA-0.181.816-3.303-0.15-4.379-31.089-4.156-0.305-3.0268.119-0.278-31.389
113AA_A38G39:C50A51_AA-1.0230.1313.0781.1111.61647.704-0.671.3123.00714.118-1.34849.03
16AA_C6C7:G58G59_AA0.192-1.6693.2682.0967.16833.708-3.87-0.0152.86912.177-3.5634.502
17AA_C7C8:G57G58_AA-0.208-2.2133.455-0.28316.34528.529-6.4090.3251.93730.2350.52432.797
18AA_C8U9:A56G57_AA0.281-1.2453.223-2.2867.35432.721-3.289-0.842.85812.8343.9933.591
112AA_C12A38:A51A53_AA0.870.2795.569-2.8721.64251.7010.132-1.3245.5221.883.28951.8
122AA_C14A13:U31G30_AA0.4540.982-3.237-2.414-8.76-31.578-3.161.196-2.8315.694-4.325-32.827
121AA_C15C14:G30G29_AA0.1791.441-3.2820.747-9.72-33.114-3.8570.192-2.76416.6121.277-34.48
116AA_C41C42:G47G48_AA0.491-2.2533.5873.4157.79530.138-5.682-0.2522.96314.629-6.40831.29
12AA_G2G3:C62C63_AA0.617-2.1973.3112.6927.02122.784-7.389-0.6812.58217.182-6.58723.977
13AA_G3A4:U61C62_AA-0.632-2.0773.115-5.4841.36730.455-4.1430.1713.0852.57510.32930.962
15AA_G5C6:G59C60_AA-0.075-1.5213.211.3634.37832.05-3.4620.3622.9767.879-2.45332.368
110AA_G10U11:A54C55_AA-0.557-1.1153.467-4.36710.48834.44-3.3020.2683.05517.1447.13836.212
120AA_G16C15:G29C28_AA-0.1961.815-3.296-0.488-12.012-27.228-5.798-0.291-2.30924.081-0.977-29.718
119AA_G17G16:C28C27_AA-0.1442.012-3.657-1.659-12.467-33.196-5.1620.01-2.75120.911-2.783-35.436
114AA_G39U40:A49C50_AA-0.753-1.8163.1520.95910.57731.197-4.7811.4732.40118.991-1.72232.913
11AA_GTP1G2:C63C64_AA-0.262-1.7063.1490.0395.3432.468-3.8540.4692.849.47-0.06932.893
19AA_U9G10:C55A56_AA0.463-1.2043.1322.90610.34326.496-4.557-0.3432.52821.478-6.03528.555
111AA_U11C12:A53A54_AA0.334-0.3882.9561.09519.41945.274-1.769-0.3292.60123.964-1.35149.073
117AA_U24A18:U26A46_AA4.120.694-3.614-5.0039.277-135.451-0.3112.259-3.561-5.01-2.702-135.649
115AA_U40C41:G48A49_AA0.249-1.7063.1970.765.89430.551-4.229-0.3292.83111.055-1.42631.11
127BB_A4G5:C60U61_BB-0.872-1.6473.274-3.36911.39834.376-4.1360.9582.68218.615.536.314
147BB_A13C32:G37U31_BB-1.4023.225-1.373-159.33125.244-168.932-1.602-0.633-1.547-12.628-79.708-178.206
142BB_A18G17:C27U26_BB0.3982.298-3.494-2.623-5.684-27.178-6.1161.448-2.91211.895-5.49-27.876
137BB_A38G39:C50A51_BB-2.035-0.1013.2042.187.11348.059-0.6512.6343.078.673-2.65848.597
129BB_C6C7:G58G59_BB1.353-1.8722.9022.21210.42527.436-5.484-2.2862.16121.003-4.45629.396
130BB_C7C8:G57G58_BB-0.204-1.8283.2891.86517.47330.598-5.2780.5791.97530.188-3.22335.18
131BB_C8U9:A56G57_BB0.006-1.6423.626-2.2029.21129.884-4.845-0.4412.99217.3224.1431.316
136BB_C12A38:A51A52_BB1.77-0.5693.84-6.9116.86329.903-2.463-4.6913.15712.87812.96731.414
146BB_C14A13:U31G30_BB-0.0111.059-3.0751.993-2.64-35.215-2.105-0.29-2.9854.3523.285-35.365
145BB_C15C14:G30G29_BB0.6341.549-3.28-3.08-9.167-28.381-4.7421.813-2.58418.046-6.063-29.951
140BB_C41C42:G47G48_BB-0.367-2.033.2311.1478.87828.51-5.5910.9252.48317.491-2.2629.854
125BB_G2G3:C62C63_BB0.958-2.2883.142-0.2696.61525.328-6.619-2.1792.46514.7680.626.165
126BB_G3A4:U61C62_BB0.001-1.7743.2261.1874.37231.387-4.0110.2062.9568.028-2.1831.704
128BB_G5C6:G59C60_BB-0.273-1.3113.0042.8616.99227.224-4.0961.1352.55314.503-5.93528.234
133BB_G10U11:A54C55_BB-0.145-1.0282.874-3.3599.33329.889-3.356-0.2572.45217.4996.29931.456
144BB_G16C15:G29C28_BB-0.4311.591-3.4373.428-16.179-29.829-5.119-1.245-2.24228.8126.106-34.016
143BB_G17G16:C28C27_BB-0.5181.988-3.0881.251-5.703-33.023-4.282-1.082-2.6969.9362.179-33.521
135BB_G34C12:A52A53_BB-0.489-4.0861.6124.55131.94-14.3941.4412.5363.875-56.40443.356-42.679
138BB_G39U40:A49C50_BB-0.868-1.8823.301-4.2446.18830.934-4.5340.832.96811.3937.81431.809
124BB_GTP1G2:C63C64_BB-0.259-1.3913.1980.34811.28535.63-3.540.4462.64817.897-0.55237.321
132BB_U9G10:C55A56_BB-0.087-1.5563.609-3.50312.71530.978-4.808-0.4332.76822.5676.21833.605
134BB_U11G34:A53A54_BB-0.9412.7333.705-1.993-19.10784.0782.4670.6433.167-14.1071.47185.845
141BB_U24A18:U26A46_BB3.9811.176-3.574-1.666.613-138.821-0.5862.136-3.577-3.532-0.886-138.898
139BB_U40C41:G48A49_BB0.864-1.773.3461.4286.92532.857-4.168-1.2682.95612.069-2.48833.589

The above values were obtained using first alternate conformation only and calculated by 3DNA program.
Xiang-Jun Lu & Wilma K. Olson (2003). '3DNA: a software package for the analysis, rebuilding and visualization of three-dimensional nucleic acid structures', Nucleic Acids Res.31(17), 5108-21.
Xiang-Jun Lu & Wilma K. Olson (2008). '3DNA: a versatile, integrated software system for the analysis, rebuilding and visualization of three-dimensional nucleic-acid structures', Nat Protoc.3(7), 1213-27.