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. 2003 Feb 1;31(3):1086–1096. doi: 10.1093/nar/gkg196

Table 2. Average and standard deviations in parentheses of RMSd in Å between the final theoretical molecular models, computed from a continuous and flexible thin rod model or ‘BCE’ model, versus published molecular conformations deposited in the PDB.

PDB identification
Main backbone atoms
Main backbone atoms without Nc
All atoms
All atoms without Nc
  Loop Stem + loop Loop Stem + loop Loop Stem + loop Loop Stem + loop
DNA                
1ac7 1.29 (0.07) 1.22 (0.13) 0.98 (0.06) 0.98 (0.15) 1.62 (0.10) 1.35 (0.10) 0.97 (0.09) 0.92 (0.11)
1bjh 0.91 (0.01) 1.19 (0.01) 0.37 (0.00) 0.99 (0.01) 1.57 (0.00) 1.38 (0.01) 1.27 (0.01) 1.24 (0.01)
1xue 0.67 (0.00) 1.22 (0.01) 0.20 (0.00) 1.07 (0.01) 1.27 (0.00) 1.34 (0.01) 0.97 (0.00) 1.22 (0.01)
1zhu 0.76 (0.13) 1.15 (0.03) 0.32 (0.05) 1.04 (0.05) 1.31 (0.05) 1.32 (0.02) 1.08 (0.03) 1.21 (0.03)
RNA                
1aud 1.01 (0.11) 1.09 (0.23) 0.92 (0.12) 1.03 (0.21) 1.94 (0.24) 1.70 (0.19) 1.74 (0.29) 1.55 (0.18)
1b36 1.56 (0.12) 1.36 (0.10) 1.26 (0.13) 1.05 (0.11) 2.11 (0.10) 1.73 (0.09) 1.54 (0.12) 1.28 (0.10)
1c0o 1.36 (0.04) 1.24 (0.04) 1.10 (0.03) 0.97 (0.03) 1.92 (0.04) 1.64 (0.04) 1.43 (0.03) 1.26 (0.04)
1hlx 1.29 (0.07) 1.20 (0.07) 1.15 (0.05) 1.10 (0.08) 1.89 (0.08) 1.55 (0.08) 1.62 (0.11) 1.37 (0.11)

Different sets of atoms are taken into account in the RMSd computations with the following notations: ‘All atoms’ are all nucleotides atoms; ‘Main backbone atoms’ are: P, O5′, C5′, C4′, C3′, O3′; the ‘stem’ includes the first two base pairs below the loop. In columns ‘without Nc’, the third nucleotide, Nc, is not included in the computations.