0.043697 0.000419 0.004242 0.000000 0.021420 0.002005 0.000000 0.000000 0.010090 0.00000 0.00000 0.00000 3.54356 2.42580 25.62398 1.50364 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 0.51345 0.48472 24.73122 6.32584 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 4.01032 2.96436 19.97189 1.75589 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 9.38062 1.54875 3.38349 72.32734 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 4.49882 3.47563 15.80542 1.70748 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 5.12366 3.84317 3.49406 27.47979 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. 9.51135 5.44231 1.42069 35.72801 0.0 2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. Li, M. Huang, L. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 95.270 95.470 90.550 22.885 46.687 99.999 105887.868 C10 H14 N5 O7 P 347.221 y ADENOSINE-5'-MONOPHOSPHATE RNA linking C9 H14 N3 O8 P 323.197 y CYTIDINE-5'-MONOPHOSPHATE RNA linking C10 H14 N5 O8 P 363.221 y GUANOSINE-5'-MONOPHOSPHATE RNA linking C10 H16 N5 O14 P3 523.180 n GUANOSINE-5'-TRIPHOSPHATE non-polymer C5 H5 N5 O 151.126 GUANINE non-polymer H2 O 18.015 WATER non-polymer Na 1 22.990 SODIUM ION non-polymer C9 H13 N2 O9 P 324.181 y URIDINE-5'-MONOPHOSPHATE RNA linking N 1 N O N 2 N P N 3 N O N 4 N O N 5 N O N 6 N C N 7 R C N 8 N O N 9 S C N 10 N O N 11 R C N 12 N O N 13 R C Y 14 N N Y 15 N C Y 16 N N Y 17 N C Y 18 N C N 19 N N Y 20 N N Y 21 N C Y 22 N N Y 23 N C N 24 N H N 25 N H N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N O N 39 N P N 40 N O N 41 N O N 42 N O N 43 N C N 44 R C N 45 N O N 46 S C N 47 N O N 48 R C N 49 N O N 50 R C N 51 N N N 52 N C N 53 N O N 54 N N N 55 N C N 56 N N N 57 N C N 58 N C N 59 N H N 60 N H N 61 N H N 62 N H N 63 N H N 64 N H N 65 N H N 66 N H N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N O N 74 N P N 75 N O N 76 N O N 77 N O N 78 N C N 79 R C N 80 N O N 81 S C N 82 N O N 83 R C N 84 N O N 85 R C Y 86 N N Y 87 N C Y 88 N N Y 89 N C N 90 N C N 91 N O N 92 N N N 93 N C N 94 N N N 95 N N Y 96 N C N 97 N H N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N H N 111 N P N 112 N O N 113 N O N 114 N O N 115 N O N 116 N P N 117 N O N 118 N O N 119 N O N 120 N P N 121 N O N 122 N O N 123 N O N 124 N C N 125 R C N 126 N O N 127 S C N 128 N O N 129 R C N 130 N O N 131 R C Y 132 N N Y 133 N C Y 134 N N Y 135 N C N 136 N C N 137 N O N 138 N N N 139 N C N 140 N N N 141 N N Y 142 N C N 143 N H N 144 N H N 145 N H N 146 N H N 147 N H N 148 N H N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N H N 156 N H N 157 N H N 158 N H Y 159 N N Y 160 N C Y 161 N N Y 162 N C N 163 N C N 164 N O N 165 N N N 166 N C N 167 N N N 168 N N Y 169 N C N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N O N 176 N H N 177 N H N 178 N NA N 179 N O N 180 N P N 181 N O N 182 N O N 183 N O N 184 N C N 185 R C N 186 N O N 187 S C N 188 N O N 189 R C N 190 N O N 191 R C N 192 N N N 193 N C N 194 N O N 195 N N N 196 N C N 197 N O N 198 N C N 199 N C N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N H N 210 N H N 211 N H N 212 N H N 1 N sing N 2 N sing N 3 N doub N 4 N sing N 5 N sing N 6 N sing N 7 N sing N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N sing N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing Y 25 N sing Y 26 N sing Y 27 N doub N 28 N sing Y 29 N sing Y 30 N sing Y 31 N doub N 32 N sing Y 33 N doub N 34 N sing N 35 N sing Y 36 N sing Y 37 N doub N 38 N sing Y 39 N sing N 40 N sing N 41 N sing N 42 N doub N 43 N sing N 44 N sing N 45 N sing N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N sing N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N sing N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N doub N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N doub N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N doub N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N sing N 98 N sing N 99 N sing Y 100 N sing Y 101 N sing Y 102 N doub N 103 N sing Y 104 N sing N 105 N sing Y 106 N doub N 107 N doub N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N doub N 113 N sing N 114 N sing N 115 N sing N 116 N doub N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N doub N 124 N sing N 125 N sing N 126 N sing N 127 N sing N 128 N doub N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N sing N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N sing N 145 N sing N 146 N sing N 147 N sing N 148 N sing N 149 N sing Y 150 N sing Y 151 N sing Y 152 N doub N 153 N sing Y 154 N sing N 155 N sing Y 156 N doub N 157 N doub N 158 N sing N 159 N sing N 160 N sing N 161 N sing N 162 N doub N 163 N sing N 164 N sing N 165 N sing Y 166 N sing Y 167 N sing N 168 N sing Y 169 N doub N 170 N sing Y 171 N sing N 172 N sing Y 173 N doub N 174 N doub N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N doub N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing N 187 N doub N 188 N sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N sing N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N doub N 212 N sing N 213 N sing N 214 N sing N 215 N doub N 216 N sing N 217 N doub N 218 N sing N 219 N sing To Be Published 0353 Crystal structure of xanthine/guanine RNA aptamer 10.2210/pdb9m6b/pdb pdb_00009m6b 100 1 N PIXEL 2023-10-22 DECTRIS EIGER X 16M SINGLE WAVELENGTH M x-ray 1 0.97918 1.0 BL10U2 SSRF 0.97918 SYNCHROTRON SSRF BEAMLINE BL10U2 13470.997 RNA (42-MER) 4 syn polymer 523.180 GUANOSINE-5'-TRIPHOSPHATE 3 syn non-polymer 151.126 GUANINE 4 syn non-polymer 22.990 SODIUM ION 1 syn non-polymer 18.015 water 126 nat water no no GCGAUGGCACGUGUAUUACCCUAGUGGUCGACGUGCCAUCGC GCGAUGGCACGUGUAUUACCCUAGUGGUCGACGUGCCAUCGC A,B,C,D polyribonucleotide n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n 1 1.97 37.41 VAPOR DIFFUSION, HANGING DROP 7.0 0.08 M Potassium chloride 0.02 M Magnesium chloride hexahydrate 50% v/v (+/-)-2-Methyl-2,4-pentanediol 0.012 M Spermine tetrahydrochloride 291 1.278 1 19 A -3 A 36 -0.290 A_C-3:G36_A 1 -2.752 0.184 -0.038 -0.087 -1.153 1 19 A -2 A 35 -2.023 A_G-2:C35_A 2 -4.665 -0.159 0.019 -0.176 2.243 1 20 A -1 A 34 0.636 A_A-1:U34_A 3 -6.135 0.048 0.232 -0.112 3.814 1 20 A 0 A 33 1.527 A_U0:A33_A 4 -11.016 -0.020 -0.151 -0.158 -7.707 1 19 A 1 A 32 1.689 A_G1:C32_A 5 -8.734 -0.227 -0.220 -0.169 -1.478 1 19 A 2 A 31 1.498 A_G2:C31_A 6 -3.805 -0.171 -0.125 -0.121 3.156 1 19 A 3 A 30 0.148 A_C3:G30_A 7 -7.192 0.202 0.011 -0.174 -0.527 1 20 A 4 A 29 2.442 A_A4:U29_A 8 -6.083 -0.063 0.382 -0.208 2.420 1 19 A 5 A 28 0.071 A_C5:G28_A 9 -6.956 0.215 0.161 -0.186 -13.298 1 19 A 6 A 27 -0.380 A_G6:C27_A 10 -13.554 -0.237 -0.077 -0.216 -0.609 1 20 A 7 A 26 -0.703 A_U7:A26_A 11 -10.381 -0.019 0.001 -0.077 -20.937 2 3 A 8 A 25 -169.403 A_G8:G25_A 12 1.678 1.509 -0.268 0.599 1.693 1 20 A 13 A 23 -2.634 A_A13:U23_A 13 -0.089 0.111 0.230 -0.072 2.116 1 19 A 14 A 22 1.428 A_C14:G22_A 14 -2.154 0.233 0.144 -0.159 1.796 1 19 A 15 A 21 1.740 A_C15:G21_A 15 -1.893 0.148 0.080 -0.139 6.562 1 19 A 16 A 19 2.889 A_C16:G19_A 16 3.795 0.175 -0.109 -0.157 -1.584 1 19 B -3 B 36 2.094 B_C-3:G36_B 17 -3.830 0.237 -0.313 -0.163 -12.421 1 19 B -2 B 35 -0.623 B_G-2:C35_B 18 -7.324 -0.163 -0.279 -0.063 -4.505 1 20 B -1 B 34 1.874 B_A-1:U34_B 19 4.476 0.002 0.011 -0.131 7.353 1 20 B 0 B 33 3.838 B_U0:A33_B 20 2.436 -0.066 0.063 -0.118 -8.773 1 19 B 1 B 32 1.012 B_G1:C32_B 21 -4.344 -0.164 -0.452 -0.174 -8.056 1 19 B 2 B 31 0.504 B_G2:C31_B 22 -1.864 -0.249 -0.072 -0.224 0.861 1 19 B 3 B 30 0.782 B_C3:G30_B 23 -1.578 0.188 0.243 -0.223 4.178 1 20 B 4 B 29 -1.206 B_A4:U29_B 24 -4.222 0.009 0.356 -0.209 1.857 1 19 B 5 B 28 4.588 B_C5:G28_B 25 -11.697 0.274 0.240 -0.152 -10.475 1 19 B 6 B 27 2.531 B_G6:C27_B 26 -12.494 -0.247 -0.521 -0.179 0.393 1 20 B 7 B 26 -3.076 B_U7:A26_B 27 -8.929 -0.012 -0.458 -0.076 -25.694 2 3 B 8 B 25 -173.470 B_G8:G25_B 28 1.281 1.142 -0.276 1.455 -4.327 1 20 B 13 B 23 1.429 B_A13:U23_B 29 -0.682 0.021 -0.505 -0.143 0.181 1 19 B 14 B 22 1.523 B_C14:G22_B 30 -2.212 0.183 -0.667 -0.180 -1.851 1 19 B 15 B 21 -0.995 B_C15:G21_B 31 2.208 0.184 -0.349 -0.133 2.695 1 19 B 16 B 19 3.348 B_C16:G19_B 32 -0.716 0.212 -0.203 -0.147 -3.113 1 19 C -3 C 36 -0.593 C_C-3:G36_C 33 -5.918 0.134 0.449 -0.156 2.875 1 19 C -2 C 35 -2.496 C_G-2:C35_C 34 -4.332 -0.167 0.341 -0.194 1.941 1 20 C -1 C 34 -1.609 C_A-1:U34_C 35 -7.313 -0.005 0.375 -0.188 -1.141 1 20 C 0 C 33 2.164 C_U0:A33_C 36 -8.863 -0.053 0.218 -0.103 -6.543 1 19 C 1 C 32 1.147 C_G1:C32_C 37 -3.731 -0.169 -0.350 -0.118 -1.720 1 19 C 2 C 31 2.863 C_G2:C31_C 38 -2.002 -0.219 -0.020 -0.147 5.042 1 19 C 3 C 30 0.631 C_C3:G30_C 39 -5.261 0.160 -0.037 -0.097 2.210 1 20 C 4 C 29 0.828 C_A4:U29_C 40 -2.885 0.041 0.195 -0.143 1.957 1 19 C 5 C 28 1.268 C_C5:G28_C 41 -5.543 0.247 0.049 -0.176 -10.077 1 19 C 6 C 27 1.472 C_G6:C27_C 42 -10.610 -0.239 -0.091 -0.167 -0.596 1 20 C 7 C 26 0.479 C_U7:A26_C 43 -10.312 -0.012 -0.312 -0.073 -21.088 2 3 C 8 C 25 -172.758 C_G8:G25_C 44 4.257 1.273 -0.405 1.200 1.800 1 20 C 13 C 23 -2.133 C_A13:U23_C 45 -1.802 0.052 0.181 -0.086 1.065 1 19 C 14 C 22 1.695 C_C14:G22_C 46 -3.808 0.199 0.103 -0.127 1.727 1 19 C 15 C 21 0.212 C_C15:G21_C 47 0.018 0.099 -0.228 -0.110 9.209 1 19 C 16 C 19 -0.230 C_C16:G19_C 48 6.456 0.178 -0.199 -0.176 -6.119 1 19 D -4 D 37 2.020 D_G-4:C37_D 49 -10.167 -0.273 -0.440 -0.148 -0.906 1 19 D -3 D 36 0.990 D_C-3:G36_D 50 -8.090 0.190 -0.205 -0.114 -8.482 1 19 D -2 D 35 0.602 D_G-2:C35_D 51 -6.807 -0.205 0.057 -0.102 -7.002 1 20 D -1 D 34 1.601 D_A-1:U34_D 52 0.198 -0.067 -0.066 -0.138 4.870 1 20 D 0 D 33 -0.738 D_U0:A33_D 53 -0.735 -0.089 0.407 -0.185 -1.056 1 19 D 1 D 32 0.231 D_G1:C32_D 54 -7.600 -0.146 0.161 -0.156 -1.821 1 19 D 2 D 31 0.464 D_G2:C31_D 55 -1.990 -0.193 -0.020 -0.121 4.567 1 19 D 3 D 30 -0.711 D_C3:G30_D 56 -2.015 0.147 0.090 -0.117 4.131 1 20 D 4 D 29 0.562 D_A4:U29_D 57 -3.989 0.117 0.620 -0.141 1.313 1 19 D 5 D 28 1.169 D_C5:G28_D 58 -10.479 0.188 0.303 -0.124 -7.873 1 19 D 6 D 27 1.684 D_G6:C27_D 59 -14.074 -0.179 -0.101 -0.121 -1.156 1 20 D 7 D 26 -2.276 D_U7:A26_D 60 -12.312 0.039 -0.315 -0.094 -28.659 2 3 D 8 D 25 -177.403 D_G8:G25_D 61 -0.888 1.200 -0.496 0.866 -2.871 1 20 D 13 D 23 4.466 D_A13:U23_D 62 -10.017 -0.008 0.074 -0.125 -0.217 1 19 D 14 D 22 1.368 D_C14:G22_D 63 -5.944 0.152 -0.034 -0.108 -1.442 1 19 D 15 D 21 0.122 D_C15:G21_D 64 -1.133 0.182 -0.031 -0.128 2.868 1 19 D 16 D 19 3.287 D_C16:G19_D 65 -0.622 0.172 0.075 -0.107 1.996 33.366 A A -3 -2 26.946 A A 36 35 3.038 14.911 -0.460 -1.757 AA_C-3G-2:C35G36_AA 1 -4.077 7.367 29.660 -5.085 0.248 2.749 35.792 A A -2 -1 7.687 A A 35 34 2.982 4.711 0.183 -1.583 AA_G-2A-1:U34C35_AA 2 -1.068 1.743 35.475 -3.172 -0.434 3.044 30.878 A A -1 0 7.181 A A 34 33 3.226 3.812 -0.105 -1.210 AA_A-1U0:A33U34_AA 3 1.911 -3.600 30.590 -2.985 0.555 2.246 36.082 A A 0 1 29.294 A A 33 32 3.303 17.421 -0.198 -1.434 AA_U0G1:C32A33_AA 4 -2.053 3.453 31.655 -4.556 0.056 2.866 31.616 A A 1 2 13.053 A A 32 31 3.179 7.035 -0.625 -1.339 AA_G1G2:C31C32_AA 5 -4.146 7.693 30.569 -3.683 0.426 3.022 34.490 A A 2 3 9.539 A A 31 30 3.253 5.631 0.438 -1.068 AA_G2C3:G30C31_AA 6 -1.440 2.440 34.011 -2.646 -0.955 2.788 34.426 A A 3 4 13.937 A A 30 29 3.243 8.166 -0.131 -1.599 AA_C3A4:U29G30_AA 7 -2.745 4.685 33.362 -3.894 -0.179 2.957 32.372 A A 4 5 7.720 A A 29 28 3.181 4.289 -0.046 -1.466 AA_A4C5:G28U29_AA 8 1.961 -3.530 32.036 -3.343 0.410 1.661 37.091 A A 5 6 33.894 A A 28 27 3.261 20.340 0.539 -2.112 AA_C5G6:C27G28_AA 9 5.829 -9.714 30.639 -5.582 -0.199 3.036 32.160 A A 6 7 2.356 A A 27 26 3.083 1.304 -0.010 -1.036 AA_G6U7:A26C27_AA 10 1.456 -2.629 32.102 -2.089 0.261 -0.302 176.467 A A 7 8 -76.191 A A 26 25 -1.312 -150.365 2.441 -1.742 AA_U7G8:G25A26_AA 11 -91.811 46.521 44.820 -1.332 -0.939 -3.685 -164.804 A A 8 13 9.996 A A 25 23 -0.934 -19.083 -4.548 5.277 AA_G8A13:U23G25_AA 12 -160.042 -83.834 -72.102 -2.801 -1.126 3.076 33.561 A A 13 14 4.301 A A 23 22 3.210 2.479 0.272 -1.908 AA_A13C14:G22U23_AA 13 2.662 -4.619 33.369 -3.697 -0.050 2.339 32.115 A A 14 15 16.346 A A 22 21 3.002 8.929 -0.281 -2.011 AA_C14C15:G21G22_AA 14 0.473 -0.866 30.877 -4.969 0.579 3.180 18.557 A A 15 16 -1.983 A A 21 19 3.294 -0.637 -0.910 -1.554 AA_C15C16:G19G21_AA 15 2.684 -8.353 18.353 -4.476 4.269 2.709 31.233 B B -3 -2 17.825 B B 36 35 3.409 9.449 0.388 -1.905 BB_C-3G-2:C35G36_BB 16 1.722 -3.248 29.755 -5.259 -0.408 2.645 34.883 B B -2 -1 13.577 B B 35 34 2.933 8.049 -0.680 -1.221 BB_G-2A-1:U34C35_BB 17 -4.418 7.453 33.689 -3.097 0.552 2.526 33.043 B B -1 0 14.241 B B 34 33 2.994 8.017 0.229 -1.525 BB_A-1U0:A33U34_BB 18 -2.334 4.146 32.000 -3.845 -0.741 1.449 35.232 B B 0 1 39.374 B B 33 32 3.415 22.106 -0.060 -1.986 BB_U0G1:C32A33_BB 19 3.034 -5.405 27.441 -6.053 0.479 2.716 34.475 B B 1 2 12.717 B B 32 31 3.148 7.460 -0.307 -1.782 BB_G1G2:C31C32_BB 20 -4.435 7.560 33.397 -4.064 -0.109 3.032 33.356 B B 2 3 7.728 B B 31 30 3.212 4.422 0.011 -1.153 BB_G2C3:G30C31_BB 21 -1.678 2.933 33.028 -2.712 -0.286 2.234 33.564 B B 3 4 18.628 B B 30 29 2.912 10.583 0.000 -1.748 BB_C3A4:U29G30_BB 22 -0.659 1.160 31.891 -4.430 -0.087 3.137 33.327 B B 4 5 5.600 B B 29 28 3.259 3.204 0.591 -1.505 BB_A4C5:G28U29_BB 23 2.399 -4.193 33.093 -3.147 -0.639 1.503 38.903 B B 5 6 35.880 B B 28 27 3.164 22.400 -0.195 -1.848 BB_C5G6:C27G28_BB 24 6.316 -10.117 31.392 -4.945 0.905 3.132 29.992 B B 6 7 7.930 B B 27 26 3.259 4.091 -0.416 -0.756 BB_G6U7:A26C27_BB 25 -0.215 0.416 29.717 -2.288 0.760 -0.329 176.676 B B 7 8 -76.448 B B 26 25 -1.160 -151.934 2.248 -2.419 BB_U7G8:G25A26_BB 26 -85.732 43.137 106.361 -1.426 -1.003 -3.859 -158.568 B B 8 13 11.095 B B 25 23 -0.280 -20.481 -4.934 5.201 BB_G8A13:U23G25_BB 27 -154.548 -83.724 -54.093 -2.815 -1.245 2.863 31.315 B B 13 14 8.080 B B 23 22 3.152 4.347 -0.009 -1.903 BB_A13C14:G22U23_BB 28 1.082 -2.011 31.001 -4.284 0.206 2.792 33.574 B B 14 15 13.969 B B 22 21 3.306 7.994 -0.506 -1.757 BB_C14C15:G21G22_BB 29 1.042 -1.820 32.619 -4.282 1.038 2.910 17.063 B B 15 16 11.087 B B 21 19 3.281 3.258 -0.314 -1.225 BB_C15C16:G19G21_BB 30 2.459 -8.367 16.571 -6.136 2.575 1.877 31.175 C C -3 -2 23.366 C C 36 35 2.654 12.207 -1.111 -1.780 CC_C-3G-2:C35G36_CC 31 -3.647 6.982 28.512 -4.999 1.563 2.974 35.534 C C -2 -1 7.958 C C 35 34 3.204 4.842 0.039 -1.523 CC_G-2A-1:U34C35_CC 32 -0.800 1.315 35.204 -3.166 -0.175 3.231 31.103 C C -1 0 4.876 C C 34 33 3.353 2.611 0.536 -1.485 CC_A-1U0:A33U34_CC 33 0.663 -1.237 30.989 -3.272 -0.872 2.029 36.033 C C 0 1 28.517 C C 33 32 3.123 16.965 -0.227 -1.568 CC_U0G1:C32A33_CC 34 2.780 -4.673 31.787 -4.560 0.699 2.726 30.891 C C 1 2 14.111 C C 32 31 3.151 7.428 0.067 -1.303 CC_G1G2:C31C32_CC 35 -3.734 7.093 29.778 -3.767 -0.789 3.010 37.109 C C 2 3 9.102 C C 31 30 3.192 5.771 0.214 -0.984 CC_G2C3:G30C31_CC 36 0.560 -0.884 36.669 -2.281 -0.266 2.430 33.189 C C 3 4 19.318 C C 30 29 3.089 10.832 -0.216 -1.587 CC_C3A4:U29G30_CC 37 -2.503 4.464 31.321 -4.359 0.013 2.911 33.019 C C 4 5 9.608 C C 29 28 3.183 5.434 0.280 -1.511 CC_A4C5:G28U29_CC 38 2.041 -3.610 32.518 -3.524 -0.168 1.520 39.988 C C 5 6 35.682 C C 28 27 3.074 22.960 0.299 -1.864 CC_C5G6:C27G28_CC 39 4.252 -6.608 32.690 -4.784 -0.057 3.081 29.926 C C 6 7 3.539 C C 27 26 3.201 1.823 -0.361 -1.049 CC_G6U7:A26C27_CC 40 3.004 -5.829 29.724 -2.395 1.298 -0.526 179.020 C C 7 8 -77.760 C C 26 25 -1.030 -155.320 2.309 -2.303 CC_U7G8:G25A26_CC 41 -86.536 43.324 127.105 -1.311 -1.066 -3.762 -165.978 C C 8 13 12.804 C C 25 23 -1.481 -24.646 -4.562 5.169 CC_G8A13:U23G25_CC 42 -159.399 -82.809 -82.642 -2.785 -1.128 3.070 32.203 C C 13 14 3.270 C C 23 22 3.173 1.812 0.356 -2.037 CC_A13C14:G22U23_CC 43 1.462 -2.638 32.121 -3.981 -0.393 2.549 32.967 C C 14 15 11.492 C C 22 21 3.005 6.476 -0.226 -1.972 CC_C14C15:G21G22_CC 44 2.398 -4.255 32.255 -4.420 0.748 3.235 18.527 C C 15 16 -1.876 C C 21 19 3.268 -0.603 -0.702 -1.344 CC_C15C16:G19G21_CC 45 1.658 -5.159 18.444 -3.848 3.079 3.282 34.291 D D -4 -3 0.404 D D 37 36 3.258 0.238 -0.538 -1.341 DD_G-4C-3:G36C37_DD 46 -2.873 4.879 34.173 -2.312 0.460 2.465 29.600 D D -3 -2 20.641 D D 36 35 3.296 10.313 0.344 -1.688 DD_C-3G-2:C35G36_DD 47 -3.177 6.360 27.604 -5.296 -1.286 2.921 34.337 D D -2 -1 9.161 D D 35 34 3.144 5.381 -0.799 -1.585 DD_G-2A-1:U34C35_DD 48 -2.863 4.875 33.807 -3.472 0.935 2.742 32.149 D D -1 0 14.369 D D 34 33 3.121 7.864 0.016 -1.121 DD_A-1U0:A33U34_DD 49 -3.670 6.705 30.985 -3.310 -0.628 1.630 35.641 D D 0 1 29.357 D D 33 32 2.921 17.253 0.396 -2.030 DD_U0G1:C32A33_DD 50 1.420 -2.416 31.274 -5.183 -0.493 3.058 31.350 D D 1 2 5.877 D D 32 31 3.268 3.170 -0.081 -1.921 DD_G1G2:C31C32_DD 51 1.014 -1.879 31.177 -4.134 0.336 2.945 33.275 D D 2 3 7.502 D D 31 30 3.140 4.283 0.243 -1.261 DD_G2C3:G30C31_DD 52 -1.426 2.498 32.976 -2.870 -0.647 2.375 35.807 D D 3 4 18.143 D D 30 29 2.965 10.972 -0.437 -1.621 DD_C3A4:U29G30_DD 53 -3.146 5.202 33.995 -3.960 0.332 3.003 35.716 D D 4 5 8.530 D D 29 28 3.222 5.211 0.383 -1.443 DD_A4C5:G28U29_DD 54 2.266 -3.709 35.276 -3.073 -0.310 1.483 35.733 D D 5 6 33.681 D D 28 27 2.973 19.511 0.061 -1.876 DD_C5G6:C27G28_DD 55 5.365 -9.262 29.606 -5.173 0.482 3.222 32.342 D D 6 7 1.463 D D 27 26 3.271 0.815 -0.490 -0.994 DD_G6U7:A26C27_DD 56 1.388 -2.492 32.303 -1.927 1.123 -0.366 175.122 D D 7 8 -75.606 D D 26 25 -1.165 -149.309 2.465 -2.079 DD_U7G8:G25A26_DD 57 -88.409 44.768 82.307 -1.340 -1.057 -3.767 -164.080 D D 8 13 8.970 D D 25 23 -1.835 -17.289 -4.238 4.972 DD_G8A13:U23G25_DD 58 -154.648 -80.233 -98.065 -2.626 -1.108 3.220 32.487 D D 13 14 0.917 D D 23 22 3.239 0.513 -0.362 -1.620 DD_A13C14:G22U23_DD 59 -0.603 1.078 32.477 -2.985 0.542 3.156 32.370 D D 14 15 5.969 D D 22 21 3.352 3.322 -0.494 -1.859 DD_C14C15:G21G22_DD 60 -0.522 0.939 32.200 -3.920 0.794 2.902 18.428 D D 15 16 9.453 D D 21 19 3.199 3.014 -0.250 -1.597 DD_C15C16:G19G21_DD 61 -0.356 1.118 18.178 -6.542 0.597 repository Initial release 1 0 2026-09-16 China National Natural Science Foundation of China (NSFC) 32171191 huanglin36@mail.sysu.edu.cn 0000-0002-2121-365X Lin Huang principal investigator/group leader N PDBJ Y PDBC 2025-03-07 REL REL GUN GUN SUBJECT OF INVESTIGATION GTP GUANOSINE-5'-TRIPHOSPHATE GUN GUANINE NA SODIUM ION HOH water 32630 synthetic construct sample 1 42 Y N 9M69 XBA12-XAN structure PDB experimental model GTP -4 2 GTP GTP 101 A GUN 101 3 GUN GUN 102 A GTP -4 2 GTP GTP 101 B GUN 101 3 GUN GUN 102 B NA 1 4 NA NA 103 B GTP -4 2 GTP GTP 101 C GUN 101 3 GUN GUN 102 C GUN 101 3 GUN GUN 101 D HOH 88 5 HOH HOH 201 A HOH 48 5 HOH HOH 202 A HOH 92 5 HOH HOH 203 A HOH 118 5 HOH HOH 204 A HOH 53 5 HOH HOH 205 A HOH 81 5 HOH HOH 206 A HOH 105 5 HOH HOH 207 A HOH 96 5 HOH HOH 208 A HOH 90 5 HOH HOH 209 A HOH 52 5 HOH HOH 210 A HOH 11 5 HOH HOH 211 A HOH 102 5 HOH HOH 212 A HOH 94 5 HOH HOH 213 A HOH 10 5 HOH HOH 214 A HOH 123 5 HOH HOH 215 A HOH 100 5 HOH HOH 216 A HOH 71 5 HOH HOH 217 A HOH 97 5 HOH HOH 218 A HOH 65 5 HOH HOH 219 A HOH 26 5 HOH HOH 220 A HOH 42 5 HOH HOH 201 B HOH 87 5 HOH HOH 202 B HOH 33 5 HOH HOH 203 B HOH 111 5 HOH HOH 204 B HOH 45 5 HOH HOH 205 B HOH 89 5 HOH HOH 206 B HOH 47 5 HOH HOH 207 B HOH 62 5 HOH HOH 208 B HOH 122 5 HOH HOH 209 B HOH 51 5 HOH HOH 210 B HOH 86 5 HOH HOH 211 B HOH 43 5 HOH HOH 212 B HOH 12 5 HOH HOH 213 B HOH 99 5 HOH HOH 214 B HOH 1 5 HOH HOH 215 B HOH 29 5 HOH HOH 216 B HOH 117 5 HOH HOH 217 B HOH 119 5 HOH HOH 218 B HOH 5 5 HOH HOH 219 B HOH 28 5 HOH HOH 220 B HOH 91 5 HOH HOH 221 B HOH 56 5 HOH HOH 222 B HOH 16 5 HOH HOH 223 B HOH 57 5 HOH HOH 224 B HOH 22 5 HOH HOH 225 B HOH 20 5 HOH HOH 226 B HOH 93 5 HOH HOH 227 B HOH 34 5 HOH HOH 228 B HOH 98 5 HOH HOH 229 B HOH 125 5 HOH HOH 230 B HOH 67 5 HOH HOH 231 B HOH 24 5 HOH HOH 232 B HOH 113 5 HOH HOH 233 B HOH 19 5 HOH HOH 234 B HOH 103 5 HOH HOH 235 B HOH 68 5 HOH HOH 236 B HOH 15 5 HOH HOH 237 B HOH 95 5 HOH HOH 238 B HOH 114 5 HOH HOH 239 B HOH 124 5 HOH HOH 240 B HOH 74 5 HOH HOH 241 B HOH 44 5 HOH HOH 242 B HOH 126 5 HOH HOH 243 B HOH 107 5 HOH HOH 244 B HOH 116 5 HOH HOH 201 C HOH 70 5 HOH HOH 202 C HOH 39 5 HOH HOH 203 C HOH 82 5 HOH HOH 204 C HOH 63 5 HOH HOH 205 C HOH 76 5 HOH HOH 206 C HOH 72 5 HOH HOH 207 C HOH 13 5 HOH HOH 208 C HOH 59 5 HOH HOH 209 C HOH 85 5 HOH HOH 210 C HOH 101 5 HOH HOH 211 C HOH 35 5 HOH HOH 212 C HOH 84 5 HOH HOH 213 C HOH 41 5 HOH HOH 214 C HOH 25 5 HOH HOH 215 C HOH 21 5 HOH HOH 216 C HOH 110 5 HOH HOH 217 C HOH 37 5 HOH HOH 218 C HOH 3 5 HOH HOH 219 C HOH 69 5 HOH HOH 220 C HOH 23 5 HOH HOH 221 C HOH 32 5 HOH HOH 222 C HOH 18 5 HOH HOH 223 C HOH 61 5 HOH HOH 224 C HOH 6 5 HOH HOH 225 C HOH 66 5 HOH HOH 226 C HOH 49 5 HOH HOH 227 C HOH 73 5 HOH HOH 228 C HOH 46 5 HOH HOH 229 C HOH 30 5 HOH HOH 230 C HOH 54 5 HOH HOH 231 C HOH 120 5 HOH HOH 232 C HOH 121 5 HOH HOH 233 C HOH 80 5 HOH HOH 234 C HOH 79 5 HOH HOH 201 D HOH 17 5 HOH HOH 202 D HOH 78 5 HOH HOH 203 D HOH 108 5 HOH HOH 204 D HOH 112 5 HOH HOH 205 D HOH 64 5 HOH HOH 206 D HOH 58 5 HOH HOH 207 D HOH 40 5 HOH HOH 208 D HOH 36 5 HOH HOH 209 D HOH 8 5 HOH HOH 210 D HOH 75 5 HOH HOH 211 D HOH 106 5 HOH HOH 212 D HOH 104 5 HOH HOH 213 D HOH 50 5 HOH HOH 214 D HOH 38 5 HOH HOH 215 D HOH 4 5 HOH HOH 216 D HOH 31 5 HOH HOH 217 D HOH 55 5 HOH HOH 218 D HOH 109 5 HOH HOH 219 D HOH 9 5 HOH HOH 220 D HOH 77 5 HOH HOH 221 D HOH 7 5 HOH HOH 222 D HOH 14 5 HOH HOH 223 D HOH 2 5 HOH HOH 224 D HOH 27 5 HOH HOH 225 D HOH 83 5 HOH HOH 226 D HOH 115 5 HOH HOH 227 D HOH 60 5 HOH HOH 228 D n 1 -4 A C -3 n 2 C -3 A G -2 n 3 G -2 A A -1 n 4 A -1 A U 0 n 5 U 0 A G 1 n 6 G 1 A G 2 n 7 G 2 A C 3 n 8 C 3 A A 4 n 9 A 4 A C 5 n 10 C 5 A G 6 n 11 G 6 A U 7 n 12 U 7 A G 8 n 13 G 8 A U 9 n 14 U 9 A A 10 n 15 A 10 A U 11 n 16 U 11 A U 12 n 17 U 12 A A 13 n 18 A 13 A C 14 n 19 C 14 A C 15 n 20 C 15 A C 16 n 21 C 16 A U 17 n 22 U 17 A A 18 n 23 A 18 A G 19 n 24 G 19 A U 20 n 25 U 20 A G 21 n 26 G 21 A G 22 n 27 G 22 A U 23 n 28 U 23 A C 24 n 29 C 24 A G 25 n 30 G 25 A A 26 n 31 A 26 A C 27 n 32 C 27 A G 28 n 33 G 28 A U 29 n 34 U 29 A G 30 n 35 G 30 A C 31 n 36 C 31 A C 32 n 37 C 32 A A 33 n 38 A 33 A U 34 n 39 U 34 A C 35 n 40 C 35 A G 36 n 41 G 36 A C 37 n 42 C 37 A n 1 -4 B C -3 n 2 C -3 B G -2 n 3 G -2 B A -1 n 4 A -1 B U 0 n 5 U 0 B G 1 n 6 G 1 B G 2 n 7 G 2 B C 3 n 8 C 3 B A 4 n 9 A 4 B C 5 n 10 C 5 B G 6 n 11 G 6 B U 7 n 12 U 7 B G 8 n 13 G 8 B U 9 n 14 U 9 B A 10 n 15 A 10 B U 11 n 16 U 11 B U 12 n 17 U 12 B A 13 n 18 A 13 B C 14 n 19 C 14 B C 15 n 20 C 15 B C 16 n 21 C 16 B U 17 n 22 U 17 B A 18 n 23 A 18 B G 19 n 24 G 19 B U 20 n 25 U 20 B G 21 n 26 G 21 B G 22 n 27 G 22 B U 23 n 28 U 23 B C 24 n 29 C 24 B G 25 n 30 G 25 B A 26 n 31 A 26 B C 27 n 32 C 27 B G 28 n 33 G 28 B U 29 n 34 U 29 B G 30 n 35 G 30 B C 31 n 36 C 31 B C 32 n 37 C 32 B A 33 n 38 A 33 B U 34 n 39 U 34 B C 35 n 40 C 35 B G 36 n 41 G 36 B C 37 n 42 C 37 B n 1 -4 C C -3 n 2 C -3 C G -2 n 3 G -2 C A -1 n 4 A -1 C U 0 n 5 U 0 C G 1 n 6 G 1 C G 2 n 7 G 2 C C 3 n 8 C 3 C A 4 n 9 A 4 C C 5 n 10 C 5 C G 6 n 11 G 6 C U 7 n 12 U 7 C G 8 n 13 G 8 C U 9 n 14 U 9 C A 10 n 15 A 10 C U 11 n 16 U 11 C U 12 n 17 U 12 C A 13 n 18 A 13 C C 14 n 19 C 14 C C 15 n 20 C 15 C C 16 n 21 C 16 C U 17 n 22 U 17 C A 18 n 23 A 18 C G 19 n 24 G 19 C U 20 n 25 U 20 C G 21 n 26 G 21 C G 22 n 27 G 22 C U 23 n 28 U 23 C C 24 n 29 C 24 C G 25 n 30 G 25 C A 26 n 31 A 26 C C 27 n 32 C 27 C G 28 n 33 G 28 C U 29 n 34 U 29 C G 30 n 35 G 30 C C 31 n 36 C 31 C C 32 n 37 C 32 C A 33 n 38 A 33 C U 34 n 39 U 34 C C 35 n 40 C 35 C G 36 n 41 G 36 C C 37 n 42 C 37 C G -4 n 1 G -4 D C -3 n 2 C -3 D G -2 n 3 G -2 D A -1 n 4 A -1 D U 0 n 5 U 0 D G 1 n 6 G 1 D G 2 n 7 G 2 D C 3 n 8 C 3 D A 4 n 9 A 4 D C 5 n 10 C 5 D G 6 n 11 G 6 D U 7 n 12 U 7 D G 8 n 13 G 8 D U 9 n 14 U 9 D A 10 n 15 A 10 D U 11 n 16 U 11 D U 12 n 17 U 12 D A 13 n 18 A 13 D C 14 n 19 C 14 D C 15 n 20 C 15 D C 16 n 21 C 16 D U 17 n 22 U 17 D A 18 n 23 A 18 D G 19 n 24 G 19 D U 20 n 25 U 20 D G 21 n 26 G 21 D G 22 n 27 G 22 D U 23 n 28 U 23 D C 24 n 29 C 24 D G 25 n 30 G 25 D A 26 n 31 A 26 D C 27 n 32 C 27 D G 28 n 33 G 28 D U 29 n 34 U 29 D G 30 n 35 G 30 D C 31 n 36 C 31 D C 32 n 37 C 32 D A 33 n 38 A 33 D U 34 n 39 U 34 D C 35 n 40 C 35 D G 36 n 41 G 36 D C 37 n 42 C 37 D author_defined_assembly 2 dimeric author_defined_assembly 2 dimeric B U 34 B O3' U 39 1_555 B NA 103 I NA NA 1_555 B C 35 B OP1 C 40 1_555 52.2 B U 34 B O3' U 39 1_555 B NA 103 I NA NA 1_555 B HOH 227 N O HOH 1_555 53.7 B C 35 B OP1 C 40 1_555 B NA 103 I NA NA 1_555 B HOH 227 N O HOH 1_555 83.3 B U 34 B O3' U 39 1_555 B NA 103 I NA NA 1_555 C U 0 C O2 U 5 1_555 33.8 B C 35 B OP1 C 40 1_555 B NA 103 I NA NA 1_555 C U 0 C O2 U 5 1_555 60.8 B HOH 227 N O HOH 1_555 B NA 103 I NA NA 1_555 C U 0 C O2 U 5 1_555 84.9 B U 34 B O3' U 39 1_555 B NA 103 I NA NA 1_555 C U 34 C O2 U 39 1_555 34.6 B C 35 B OP1 C 40 1_555 B NA 103 I NA NA 1_555 C U 34 C O2 U 39 1_555 57.0 B HOH 227 N O HOH 1_555 B NA 103 I NA NA 1_555 C U 34 C O2 U 39 1_555 87.1 C U 0 C O2 U 5 1_555 B NA 103 I NA NA 1_555 C U 34 C O2 U 39 1_555 4.5 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_565 x,y+1,z crystal symmetry operation -0.4481561446 46.6848489884 0.0000000000 1 A PG GTP 101 E PG GTP 1 1 N 1 A O1G GTP 101 E O1G GTP 1 1 N 1 A O2G GTP 101 E O2G GTP 1 1 N 1 A O3G GTP 101 E O3G GTP 1 1 N 1 A G -4 A G 1 1 Y 1 B G -4 B G 1 1 Y 1 C G -4 C G 1 1 Y 1 C C H22 O G HOH 28 202 1.19 1 B B OP2 HO2' U G 7 8 1.48 1 C C HO2' O U HOH 11 205 1.53 1 D D O2 O U HOH 7 201 1.84 1 B B O2' O C HOH -3 201 1.92 1 B B O6 O G HOH 2 202 1.92 1 C C OP1 O G HOH 19 201 1.93 1 C C N2 O G HOH 28 202 1.94 1 B B OP2 O A HOH -1 203 1.95 1 D D OP2 O G HOH 36 202 1.97 1 C C O1G O GTP HOH 101 203 1.97 1 D D O O HOH HOH 214 228 2.08 1 D D O6 O G HOH 36 203 2.08 1 A A OP2 O A HOH 13 201 2.09 1 A A OP2 O C HOH 24 202 2.09 1 B B N3 O G HOH -2 204 2.11 1 B B OP2 O C HOH 16 205 2.12 1 B B O4 O U HOH 29 206 2.13 1 B B O2' O GTP HOH 101 207 2.14 1 C C O O HOH HOH 209 214 2.14 1 A A N7 O A HOH 4 203 2.14 1 D D O2' O C HOH -3 204 2.16 1 B B OP1 O3' C GTP -3 101 2.16 1 B B O4 O U HOH 9 208 2.16 1 C C O2 O C HOH 27 204 2.18 1 B B O O HOH HOH 216 243 1.93 1_555 1_655 1 B B O O HOH HOH 221 222 2.15 1_555 1_455 1 A D O2' OP1 U C 34 35 2.16 1_555 1_665 27.07 0.3041 0.2358 0.2388 2.61 24.78 596 11490 12086 4.93 97.40 0.3626 1 FREE R-VALUE 1.96 MOLECULAR REPLACEMENT 30.9141 0.9000 1.1100 GeoStd + Monomer Library + CDL v1.2 FLAT BULK SOLVENT MODEL 2.61 24.78 126 3766 137 3503 0 0.0027 4052 0.6547 6300 0.0331 837 0.0043 172 13.9172 2008 0.3970 0.3120 2.88 170 2819 95.62 0.3351 0.2544 3.29 142 2886 97.71 0.2930 0.2252 4.14 151 2838 97.84 0.2414 0.2038 24.78 133 2947 98.47 28.12 2.61 33.08 9M6B 12213 0.951 0.166 0.166 1 6.4 3.3 98.7 0.907 2.62 2.69 858 0.288 0.907 1 97.4 refinement PHENIX 1.20.1_4487 data reduction xia2 data scaling xia2 phasing PHASER 1 triclinic P 1 P 1 x,y,z N Crystal structure of xanthine/guanine RNA (P1-12bp) aptamer with guanine 1 N N 1 N N 1 N N 1 N N 2 N N 3 N N 2 N N 3 N N 4 N N 2 N N 3 N N 3 N N 5 N N 5 N N 5 N N 5 N N covale 1.545 both A C -3 A P C 2 1_555 A GTP 101 E O3' GTP 1_555 covale 1.548 both B C -3 B P C 2 1_555 B GTP 101 G O3' GTP 1_555 covale 1.562 both C C -3 C P C 2 1_555 C GTP 101 J O3' GTP 1_555 metalc 3.022 B U 34 B O3' U 39 1_555 B NA 103 I NA NA 1_555 metalc 2.541 B C 35 B OP1 C 40 1_555 B NA 103 I NA NA 1_555 metalc 3.157 B NA 103 I NA NA 1_555 B HOH 227 N O HOH 1_555 metalc 2.993 B NA 103 I NA NA 1_645 C U 0 C O2 U 5 1_555 metalc 2.802 B NA 103 I NA NA 1_645 C U 34 C O2 U 39 1_555 hydrog WATSON-CRICK A C -3 A N3 C 2 1_555 A G 36 A N1 G 41 1_555 hydrog WATSON-CRICK A C -3 A N4 C 2 1_555 A G 36 A O6 G 41 1_555 hydrog WATSON-CRICK A C -3 A O2 C 2 1_555 A G 36 A N2 G 41 1_555 hydrog WATSON-CRICK A G -2 A N1 G 3 1_555 A C 35 A N3 C 40 1_555 hydrog WATSON-CRICK A G -2 A N2 G 3 1_555 A C 35 A O2 C 40 1_555 hydrog WATSON-CRICK A G -2 A O6 G 3 1_555 A C 35 A N4 C 40 1_555 hydrog WATSON-CRICK A A -1 A N1 A 4 1_555 A U 34 A N3 U 39 1_555 hydrog WATSON-CRICK A A -1 A N6 A 4 1_555 A U 34 A O4 U 39 1_555 hydrog WATSON-CRICK A U 0 A N3 U 5 1_555 A A 33 A N1 A 38 1_555 hydrog WATSON-CRICK A U 0 A O4 U 5 1_555 A A 33 A N6 A 38 1_555 hydrog WATSON-CRICK A G 1 A N1 G 6 1_555 A C 32 A N3 C 37 1_555 hydrog WATSON-CRICK A G 1 A N2 G 6 1_555 A C 32 A O2 C 37 1_555 hydrog WATSON-CRICK A G 1 A O6 G 6 1_555 A C 32 A N4 C 37 1_555 hydrog WATSON-CRICK A G 2 A N1 G 7 1_555 A C 31 A N3 C 36 1_555 hydrog WATSON-CRICK A G 2 A N2 G 7 1_555 A C 31 A O2 C 36 1_555 hydrog WATSON-CRICK A G 2 A O6 G 7 1_555 A C 31 A N4 C 36 1_555 hydrog WATSON-CRICK A C 3 A N3 C 8 1_555 A G 30 A N1 G 35 1_555 hydrog WATSON-CRICK A C 3 A N4 C 8 1_555 A G 30 A O6 G 35 1_555 hydrog WATSON-CRICK A C 3 A O2 C 8 1_555 A G 30 A N2 G 35 1_555 hydrog WATSON-CRICK A A 4 A N1 A 9 1_555 A U 29 A N3 U 34 1_555 hydrog WATSON-CRICK A A 4 A N6 A 9 1_555 A U 29 A O4 U 34 1_555 hydrog WATSON-CRICK A C 5 A N3 C 10 1_555 A G 28 A N1 G 33 1_555 hydrog WATSON-CRICK A C 5 A N4 C 10 1_555 A G 28 A O6 G 33 1_555 hydrog WATSON-CRICK A C 5 A O2 C 10 1_555 A G 28 A N2 G 33 1_555 hydrog WATSON-CRICK A G 6 A N1 G 11 1_555 A C 27 A N3 C 32 1_555 hydrog WATSON-CRICK A G 6 A N2 G 11 1_555 A C 27 A O2 C 32 1_555 hydrog WATSON-CRICK A G 6 A O6 G 11 1_555 A C 27 A N4 C 32 1_555 hydrog WATSON-CRICK A U 7 A N3 U 12 1_555 A A 26 A N1 A 31 1_555 hydrog WATSON-CRICK A U 7 A O4 U 12 1_555 A A 26 A N6 A 31 1_555 hydrog TYPE_3_PAIR A G 8 A N1 G 13 1_555 A G 25 A O6 G 30 1_555 hydrog TYPE_3_PAIR A G 8 A O6 G 13 1_555 A G 25 A N1 G 30 1_555 hydrog HOOGSTEEN A U 11 A N3 U 16 1_555 A A 13 A N7 A 18 1_555 hydrog HOOGSTEEN A U 11 A O4 U 16 1_555 A A 13 A N6 A 18 1_555 hydrog WATSON-CRICK A A 13 A N1 A 18 1_555 A U 23 A N3 U 28 1_555 hydrog WATSON-CRICK A A 13 A N6 A 18 1_555 A U 23 A O4 U 28 1_555 hydrog WATSON-CRICK A C 14 A N3 C 19 1_555 A G 22 A N1 G 27 1_555 hydrog WATSON-CRICK A C 14 A N4 C 19 1_555 A G 22 A O6 G 27 1_555 hydrog WATSON-CRICK A C 14 A O2 C 19 1_555 A G 22 A N2 G 27 1_555 hydrog WATSON-CRICK A C 15 A N3 C 20 1_555 A G 21 A N1 G 26 1_555 hydrog WATSON-CRICK A C 15 A N4 C 20 1_555 A G 21 A O6 G 26 1_555 hydrog WATSON-CRICK A C 15 A O2 C 20 1_555 A G 21 A N2 G 26 1_555 hydrog WATSON-CRICK A C 16 A N3 C 21 1_555 A G 19 A N1 G 24 1_555 hydrog WATSON-CRICK A C 16 A N4 C 21 1_555 A G 19 A O6 G 24 1_555 hydrog WATSON-CRICK A C 16 A O2 C 21 1_555 A G 19 A N2 G 24 1_555 hydrog WATSON-CRICK B C -3 B N3 C 2 1_555 B G 36 B N1 G 41 1_555 hydrog WATSON-CRICK B C -3 B N4 C 2 1_555 B G 36 B O6 G 41 1_555 hydrog WATSON-CRICK B C -3 B O2 C 2 1_555 B G 36 B N2 G 41 1_555 hydrog WATSON-CRICK B G -2 B N1 G 3 1_555 B C 35 B N3 C 40 1_555 hydrog WATSON-CRICK B G -2 B N2 G 3 1_555 B C 35 B O2 C 40 1_555 hydrog WATSON-CRICK B G -2 B O6 G 3 1_555 B C 35 B N4 C 40 1_555 hydrog WATSON-CRICK B A -1 B N1 A 4 1_555 B U 34 B N3 U 39 1_555 hydrog WATSON-CRICK B A -1 B N6 A 4 1_555 B U 34 B O4 U 39 1_555 hydrog WATSON-CRICK B U 0 B N3 U 5 1_555 B A 33 B N1 A 38 1_555 hydrog WATSON-CRICK B U 0 B O4 U 5 1_555 B A 33 B N6 A 38 1_555 hydrog WATSON-CRICK B G 1 B N1 G 6 1_555 B C 32 B N3 C 37 1_555 hydrog WATSON-CRICK B G 1 B N2 G 6 1_555 B C 32 B O2 C 37 1_555 hydrog WATSON-CRICK B G 1 B O6 G 6 1_555 B C 32 B N4 C 37 1_555 hydrog WATSON-CRICK B G 2 B N1 G 7 1_555 B C 31 B N3 C 36 1_555 hydrog WATSON-CRICK B G 2 B N2 G 7 1_555 B C 31 B O2 C 36 1_555 hydrog WATSON-CRICK B G 2 B O6 G 7 1_555 B C 31 B N4 C 36 1_555 hydrog WATSON-CRICK B C 3 B N3 C 8 1_555 B G 30 B N1 G 35 1_555 hydrog WATSON-CRICK B C 3 B N4 C 8 1_555 B G 30 B O6 G 35 1_555 hydrog WATSON-CRICK B C 3 B O2 C 8 1_555 B G 30 B N2 G 35 1_555 hydrog WATSON-CRICK B A 4 B N1 A 9 1_555 B U 29 B N3 U 34 1_555 hydrog WATSON-CRICK B A 4 B N6 A 9 1_555 B U 29 B O4 U 34 1_555 hydrog WATSON-CRICK B C 5 B N3 C 10 1_555 B G 28 B N1 G 33 1_555 hydrog WATSON-CRICK B C 5 B N4 C 10 1_555 B G 28 B O6 G 33 1_555 hydrog WATSON-CRICK B C 5 B O2 C 10 1_555 B G 28 B N2 G 33 1_555 hydrog WATSON-CRICK B G 6 B N1 G 11 1_555 B C 27 B N3 C 32 1_555 hydrog WATSON-CRICK B G 6 B N2 G 11 1_555 B C 27 B O2 C 32 1_555 hydrog WATSON-CRICK B G 6 B O6 G 11 1_555 B C 27 B N4 C 32 1_555 hydrog WATSON-CRICK B U 7 B N3 U 12 1_555 B A 26 B N1 A 31 1_555 hydrog WATSON-CRICK B U 7 B O4 U 12 1_555 B A 26 B N6 A 31 1_555 hydrog TYPE_3_PAIR B G 8 B N1 G 13 1_555 B G 25 B O6 G 30 1_555 hydrog TYPE_3_PAIR B G 8 B O6 G 13 1_555 B G 25 B N1 G 30 1_555 hydrog HOOGSTEEN B U 11 B N3 U 16 1_555 B A 13 B N7 A 18 1_555 hydrog HOOGSTEEN B U 11 B O4 U 16 1_555 B A 13 B N6 A 18 1_555 hydrog WATSON-CRICK B A 13 B N1 A 18 1_555 B U 23 B N3 U 28 1_555 hydrog WATSON-CRICK B A 13 B N6 A 18 1_555 B U 23 B O4 U 28 1_555 hydrog WATSON-CRICK B C 14 B N3 C 19 1_555 B G 22 B N1 G 27 1_555 hydrog WATSON-CRICK B C 14 B N4 C 19 1_555 B G 22 B O6 G 27 1_555 hydrog WATSON-CRICK B C 14 B O2 C 19 1_555 B G 22 B N2 G 27 1_555 hydrog WATSON-CRICK B C 15 B N3 C 20 1_555 B G 21 B N1 G 26 1_555 hydrog WATSON-CRICK B C 15 B N4 C 20 1_555 B G 21 B O6 G 26 1_555 hydrog WATSON-CRICK B C 15 B O2 C 20 1_555 B G 21 B N2 G 26 1_555 hydrog WATSON-CRICK B C 16 B N3 C 21 1_555 B G 19 B N1 G 24 1_555 hydrog WATSON-CRICK B C 16 B N4 C 21 1_555 B G 19 B O6 G 24 1_555 hydrog WATSON-CRICK B C 16 B O2 C 21 1_555 B G 19 B N2 G 24 1_555 hydrog WATSON-CRICK C C -3 C N3 C 2 1_555 C G 36 C N1 G 41 1_555 hydrog WATSON-CRICK C C -3 C N4 C 2 1_555 C G 36 C O6 G 41 1_555 hydrog WATSON-CRICK C C -3 C O2 C 2 1_555 C G 36 C N2 G 41 1_555 hydrog WATSON-CRICK C G -2 C N1 G 3 1_555 C C 35 C N3 C 40 1_555 hydrog WATSON-CRICK C G -2 C N2 G 3 1_555 C C 35 C O2 C 40 1_555 hydrog WATSON-CRICK C G -2 C O6 G 3 1_555 C C 35 C N4 C 40 1_555 hydrog WATSON-CRICK C A -1 C N1 A 4 1_555 C U 34 C N3 U 39 1_555 hydrog WATSON-CRICK C A -1 C N6 A 4 1_555 C U 34 C O4 U 39 1_555 hydrog WATSON-CRICK C U 0 C N3 U 5 1_555 C A 33 C N1 A 38 1_555 hydrog WATSON-CRICK C U 0 C O4 U 5 1_555 C A 33 C N6 A 38 1_555 hydrog WATSON-CRICK C G 1 C N1 G 6 1_555 C C 32 C N3 C 37 1_555 hydrog WATSON-CRICK C G 1 C N2 G 6 1_555 C C 32 C O2 C 37 1_555 hydrog WATSON-CRICK C G 1 C O6 G 6 1_555 C C 32 C N4 C 37 1_555 hydrog WATSON-CRICK C G 2 C N1 G 7 1_555 C C 31 C N3 C 36 1_555 hydrog WATSON-CRICK C G 2 C N2 G 7 1_555 C C 31 C O2 C 36 1_555 hydrog WATSON-CRICK C G 2 C O6 G 7 1_555 C C 31 C N4 C 36 1_555 hydrog WATSON-CRICK C C 3 C N3 C 8 1_555 C G 30 C N1 G 35 1_555 hydrog WATSON-CRICK C C 3 C N4 C 8 1_555 C G 30 C O6 G 35 1_555 hydrog WATSON-CRICK C C 3 C O2 C 8 1_555 C G 30 C N2 G 35 1_555 hydrog WATSON-CRICK C A 4 C N1 A 9 1_555 C U 29 C N3 U 34 1_555 hydrog WATSON-CRICK C A 4 C N6 A 9 1_555 C U 29 C O4 U 34 1_555 hydrog WATSON-CRICK C C 5 C N3 C 10 1_555 C G 28 C N1 G 33 1_555 hydrog WATSON-CRICK C C 5 C N4 C 10 1_555 C G 28 C O6 G 33 1_555 hydrog WATSON-CRICK C C 5 C O2 C 10 1_555 C G 28 C N2 G 33 1_555 hydrog WATSON-CRICK C G 6 C N1 G 11 1_555 C C 27 C N3 C 32 1_555 hydrog WATSON-CRICK C G 6 C N2 G 11 1_555 C C 27 C O2 C 32 1_555 hydrog WATSON-CRICK C G 6 C O6 G 11 1_555 C C 27 C N4 C 32 1_555 hydrog WATSON-CRICK C U 7 C N3 U 12 1_555 C A 26 C N1 A 31 1_555 hydrog WATSON-CRICK C U 7 C O4 U 12 1_555 C A 26 C N6 A 31 1_555 hydrog TYPE_3_PAIR C G 8 C N1 G 13 1_555 C G 25 C O6 G 30 1_555 hydrog TYPE_3_PAIR C G 8 C O6 G 13 1_555 C G 25 C N1 G 30 1_555 hydrog HOOGSTEEN C U 11 C N3 U 16 1_555 C A 13 C N7 A 18 1_555 hydrog HOOGSTEEN C U 11 C O4 U 16 1_555 C A 13 C N6 A 18 1_555 hydrog WATSON-CRICK C A 13 C N1 A 18 1_555 C U 23 C N3 U 28 1_555 hydrog WATSON-CRICK C A 13 C N6 A 18 1_555 C U 23 C O4 U 28 1_555 hydrog WATSON-CRICK C C 14 C N3 C 19 1_555 C G 22 C N1 G 27 1_555 hydrog WATSON-CRICK C C 14 C N4 C 19 1_555 C G 22 C O6 G 27 1_555 hydrog WATSON-CRICK C C 14 C O2 C 19 1_555 C G 22 C N2 G 27 1_555 hydrog WATSON-CRICK C C 15 C N3 C 20 1_555 C G 21 C N1 G 26 1_555 hydrog WATSON-CRICK C C 15 C N4 C 20 1_555 C G 21 C O6 G 26 1_555 hydrog WATSON-CRICK C C 15 C O2 C 20 1_555 C G 21 C N2 G 26 1_555 hydrog WATSON-CRICK C C 16 C N3 C 21 1_555 C G 19 C N1 G 24 1_555 hydrog WATSON-CRICK C C 16 C N4 C 21 1_555 C G 19 C O6 G 24 1_555 hydrog WATSON-CRICK C C 16 C O2 C 21 1_555 C G 19 C N2 G 24 1_555 hydrog WATSON-CRICK D G -4 D N1 G 1 1_555 D C 37 D N3 C 42 1_555 hydrog WATSON-CRICK D G -4 D N2 G 1 1_555 D C 37 D O2 C 42 1_555 hydrog WATSON-CRICK D G -4 D O6 G 1 1_555 D C 37 D N4 C 42 1_555 hydrog WATSON-CRICK D C -3 D N3 C 2 1_555 D G 36 D N1 G 41 1_555 hydrog WATSON-CRICK D C -3 D N4 C 2 1_555 D G 36 D O6 G 41 1_555 hydrog WATSON-CRICK D C -3 D O2 C 2 1_555 D G 36 D N2 G 41 1_555 hydrog WATSON-CRICK D G -2 D N1 G 3 1_555 D C 35 D N3 C 40 1_555 hydrog WATSON-CRICK D G -2 D N2 G 3 1_555 D C 35 D O2 C 40 1_555 hydrog WATSON-CRICK D G -2 D O6 G 3 1_555 D C 35 D N4 C 40 1_555 hydrog WATSON-CRICK D A -1 D N1 A 4 1_555 D U 34 D N3 U 39 1_555 hydrog WATSON-CRICK D A -1 D N6 A 4 1_555 D U 34 D O4 U 39 1_555 hydrog WATSON-CRICK D U 0 D N3 U 5 1_555 D A 33 D N1 A 38 1_555 hydrog WATSON-CRICK D U 0 D O4 U 5 1_555 D A 33 D N6 A 38 1_555 hydrog WATSON-CRICK D G 1 D N1 G 6 1_555 D C 32 D N3 C 37 1_555 hydrog WATSON-CRICK D G 1 D N2 G 6 1_555 D C 32 D O2 C 37 1_555 hydrog WATSON-CRICK D G 1 D O6 G 6 1_555 D C 32 D N4 C 37 1_555 hydrog WATSON-CRICK D G 2 D N1 G 7 1_555 D C 31 D N3 C 36 1_555 hydrog WATSON-CRICK D G 2 D N2 G 7 1_555 D C 31 D O2 C 36 1_555 hydrog WATSON-CRICK D G 2 D O6 G 7 1_555 D C 31 D N4 C 36 1_555 hydrog WATSON-CRICK D C 3 D N3 C 8 1_555 D G 30 D N1 G 35 1_555 hydrog WATSON-CRICK D C 3 D N4 C 8 1_555 D G 30 D O6 G 35 1_555 hydrog WATSON-CRICK D C 3 D O2 C 8 1_555 D G 30 D N2 G 35 1_555 hydrog WATSON-CRICK D A 4 D N1 A 9 1_555 D U 29 D N3 U 34 1_555 hydrog WATSON-CRICK D A 4 D N6 A 9 1_555 D U 29 D O4 U 34 1_555 hydrog WATSON-CRICK D C 5 D N3 C 10 1_555 D G 28 D N1 G 33 1_555 hydrog WATSON-CRICK D C 5 D N4 C 10 1_555 D G 28 D O6 G 33 1_555 hydrog WATSON-CRICK D C 5 D O2 C 10 1_555 D G 28 D N2 G 33 1_555 hydrog WATSON-CRICK D G 6 D N1 G 11 1_555 D C 27 D N3 C 32 1_555 hydrog WATSON-CRICK D G 6 D N2 G 11 1_555 D C 27 D O2 C 32 1_555 hydrog WATSON-CRICK D G 6 D O6 G 11 1_555 D C 27 D N4 C 32 1_555 hydrog WATSON-CRICK D U 7 D N3 U 12 1_555 D A 26 D N1 A 31 1_555 hydrog WATSON-CRICK D U 7 D O4 U 12 1_555 D A 26 D N6 A 31 1_555 hydrog TYPE_3_PAIR D G 8 D N1 G 13 1_555 D G 25 D O6 G 30 1_555 hydrog TYPE_3_PAIR D G 8 D O6 G 13 1_555 D G 25 D N1 G 30 1_555 hydrog HOOGSTEEN D U 11 D N3 U 16 1_555 D A 13 D N7 A 18 1_555 hydrog HOOGSTEEN D U 11 D O4 U 16 1_555 D A 13 D N6 A 18 1_555 hydrog WATSON-CRICK D A 13 D N1 A 18 1_555 D U 23 D N3 U 28 1_555 hydrog WATSON-CRICK D A 13 D N6 A 18 1_555 D U 23 D O4 U 28 1_555 hydrog WATSON-CRICK D C 14 D N3 C 19 1_555 D G 22 D N1 G 27 1_555 hydrog WATSON-CRICK D C 14 D N4 C 19 1_555 D G 22 D O6 G 27 1_555 hydrog WATSON-CRICK D C 14 D O2 C 19 1_555 D G 22 D N2 G 27 1_555 hydrog WATSON-CRICK D C 15 D N3 C 20 1_555 D G 21 D N1 G 26 1_555 hydrog WATSON-CRICK D C 15 D N4 C 20 1_555 D G 21 D O6 G 26 1_555 hydrog WATSON-CRICK D C 15 D O2 C 20 1_555 D G 21 D N2 G 26 1_555 hydrog WATSON-CRICK D C 16 D N3 C 21 1_555 D G 19 D N1 G 24 1_555 hydrog WATSON-CRICK D C 16 D N4 C 21 1_555 D G 19 D O6 G 24 1_555 hydrog WATSON-CRICK D C 16 D O2 C 21 1_555 D G 19 D N2 G 24 1_555 RNA xanthine/guanine RNA aptamer, guanine, RNA 9M6B PDB 1 1 9M6B -4 37 9M6B -4 37 9M6B A 1 1 42 -4 37 9M6B -4 37 9M6B B 1 1 42 -4 37 9M6B -4 37 9M6B C 1 1 42 -4 37 9M6B -4 37 9M6B D 1 1 42 1 P 1 P 1