0.024903 0.000000 0.019520 0.000000 0.028553 0.000000 0.000000 0.000000 0.040709 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. 4.90428 4.07044 12.99538 1.63651 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. 9.41153 2.53737 2.59044 63.03566 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. 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. 4.31557 2.79156 1.86576 8.03600 32.36470 0.29580 0.0 3-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. 0000-0002-9116-5606 Harp, J.M. 0000-0003-4145-356X Egli, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.000 128.091 90.000 40.156 35.022 31.212 34546.602 C10 H14 N5 O7 P 347.221 y ADENOSINE-5'-MONOPHOSPHATE RNA linking C10 H13 F N5 O7 P 365.212 n (2~{R},3~{R},4~{S},5~{R})-2-(6-azanyl-2-fluoranyl-purin-9-yl)-5-[[oxidanyl-bis(oxidanylidene)-$l^{6}-phosphanyl]oxymethyl]oxolane-3,4-diol 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 H2 O 18.015 WATER non-polymer Mg 2 24.305 MAGNESIUM 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 Y 38 N C Y 39 N C Y 40 N C Y 41 N C Y 42 N N Y 43 N N Y 44 N N N 45 R C N 46 R C N 47 S C N 48 R C N 49 N C Y 50 N C N 51 N F Y 52 N N N 53 N N N 54 N O N 55 N O N 56 N O N 57 N O N 58 N O N 59 N O N 60 N P 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 H N 75 N O N 76 N P N 77 N O N 78 N O N 79 N O N 80 N C N 81 R C N 82 N O N 83 S C N 84 N O N 85 R C N 86 N O N 87 R C N 88 N N N 89 N C N 90 N O N 91 N N N 92 N C N 93 N N N 94 N C N 95 N C N 96 N H 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 O N 111 N P N 112 N O N 113 N O N 114 N O N 115 N C N 116 R C N 117 N O N 118 S C N 119 N O N 120 R C N 121 N O N 122 R C Y 123 N N Y 124 N C Y 125 N N Y 126 N C N 127 N C N 128 N O N 129 N N N 130 N C N 131 N N N 132 N N Y 133 N C N 134 N H N 135 N H N 136 N H N 137 N H N 138 N H N 139 N H N 140 N H N 141 N H N 142 N H N 143 N H N 144 N H N 145 N H N 146 N H N 147 N H N 148 N O N 149 N H N 150 N H N 151 N MG N 152 N O N 153 N P N 154 N O N 155 N O N 156 N O N 157 N C N 158 R C N 159 N O N 160 S C N 161 N O N 162 R C N 163 N O N 164 R C N 165 N N N 166 N C N 167 N O N 168 N N N 169 N C N 170 N O N 171 N C N 172 N C N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N H N 185 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 Y 41 N doub Y 42 N doub Y 43 N sing Y 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 doub N 54 N sing N 55 N sing N 56 N sing Y 57 N sing Y 58 N doub Y 59 N sing N 60 N sing Y 61 N doub Y 62 N sing Y 63 N sing N 64 N sing N 65 N sing N 66 N sing N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N doub 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 N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N doub N 106 N sing 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 sing N 117 N doub N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N sing N 127 N sing N 128 N sing 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 Y 139 N sing Y 140 N sing Y 141 N doub N 142 N sing Y 143 N sing N 144 N sing Y 145 N doub N 146 N doub N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N doub N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N sing N 159 N doub N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N sing N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N sing N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N sing N 180 N sing N 181 N sing N 182 N sing N 183 N doub N 184 N sing N 185 N sing N 186 N sing N 187 N doub N 188 N sing N 189 N doub N 190 N sing N 191 N sing US Org.Lett. 1523-7060 28 9133 9138 10.1021/acs.orglett.6c01203 42455745 A Postsynthetic Strategy for Oligonucleotides Containing 2-Fluoro-adenine and Isoguanine Nucleobases. 2026 0000-0003-2669-8112 0000-0003-2077-1294 0000-0003-4145-356X 0000-0002-7931-1172 10.2210/pdb9ydk/pdb pdb_00009ydk 100 1 N PIXEL 2022-07-14 Bruker PHOTON III confocal multilayer SINGLE WAVELENGTH M x-ray 1 1.3412 1.0 1.3412 LIQUID ANODE BRUKER METALJET 3869.351 RNA 12-mer 1 syn polymer 24.305 MAGNESIUM ION 1 syn non-polymer 18.015 water 91 nat water no yes CGCGAAUU(A1CU1)GCG CGCGAAUUXGCG A polyribonucleotide n n n n n n n n n n n n 1 2.33 44.89 VAPOR DIFFUSION, SITTING DROP drops containing 300nl 1 mM RNA and 300nl 10% 2-methyl-2,4-pentanediol (MPD), 40 mM sodium cacodylate, pH 7.0, 12 mM spermine 4HCl, 80 mM potassium chloride, 20 mM magnesium chloride and reservoir containing 40% MPD 293 7.465 1 19 A 1 A 16 0.430 A_C1:G16_A 1 -16.608 0.114 -0.032 -0.138 -6.084 1 19 A 2 A 15 1.057 A_G2:C15_A 2 -17.613 -0.257 -0.024 -0.170 -2.816 1 19 A 3 A 14 -2.776 A_C3:G14_A 3 -14.237 0.143 0.182 -0.168 4.366 1 8 A 4 A 13 -21.431 A_G4:A1CU113_A 4 -4.875 -0.037 -0.208 1.563 5.314 1 20 A 5 A 8 -4.539 A_A5:U8_A 5 -14.416 0.028 0.131 -0.031 4.076 1 20 A 6 A 7 -1.942 A_A6:U7_A 6 -24.932 0.083 -0.031 -0.093 -4.076 1 20 A 7 A 6 -1.942 A_U7:A6_A 7 -24.932 -0.083 -0.031 -0.093 -5.314 1 20 A 8 A 5 -4.539 A_U8:A5_A 8 -14.416 -0.028 0.131 -0.031 -4.366 1 8 A 13 A 4 -21.431 A_A1CU113:G4_A 9 -4.875 0.037 -0.208 1.563 2.816 1 19 A 14 A 3 -2.776 A_G14:C3_A 10 -14.237 -0.143 0.182 -0.168 6.084 1 19 A 15 A 2 1.057 A_C15:G2_A 11 -17.613 0.257 -0.024 -0.170 -7.465 1 19 A 16 A 1 0.430 A_G16:C1_A 12 -16.608 -0.114 -0.032 -0.138 2.541 34.859 A A 1 2 23.142 A A 16 15 3.410 13.508 -0.493 -1.707 AA_C1G2:C15G16_AA 1 -2.688 4.604 32.101 -4.798 0.435 3.019 35.482 A A 2 3 6.625 A A 15 14 3.138 4.027 -0.536 -1.160 AA_G2C3:G14C15_AA 2 -2.218 3.650 35.192 -2.461 0.572 2.532 29.170 A A 3 4 16.968 A A 14 13 3.104 8.421 -0.906 -1.294 AA_C3G4:A1CU113G14_AA 3 2.282 -4.598 27.862 -4.188 2.237 2.274 31.581 A A 4 5 23.831 A A 13 8 3.164 12.610 0.651 -1.469 AA_G4A5:U8A1CU113_AA 4 -2.613 4.939 28.897 -4.736 -1.618 2.893 36.478 A A 5 6 14.967 A A 8 7 3.228 9.269 0.088 -0.959 AA_A5A6:U7U8_AA 5 1.860 -3.004 35.272 -2.755 0.105 2.844 34.533 A A 6 7 20.308 A A 7 6 3.422 11.826 0.000 -1.149 AA_A6U7:A6U7_AA 6 0.000 0.000 32.504 -3.745 0.000 2.893 36.478 A A 7 8 14.967 A A 6 5 3.228 9.269 -0.088 -0.959 AA_U7U8:A5A6_AA 7 -1.860 3.004 35.272 -2.755 -0.105 2.274 31.581 A A 8 13 23.831 A A 5 4 3.164 12.610 -0.651 -1.469 AA_U8A1CU113:G4A5_AA 8 2.613 -4.939 28.897 -4.736 1.618 2.532 29.170 A A 13 14 16.968 A A 4 3 3.104 8.421 0.906 -1.294 AA_A1CU113G14:C3G4_AA 9 -2.282 4.598 27.862 -4.188 -2.237 3.019 35.482 A A 14 15 6.625 A A 3 2 3.138 4.027 0.536 -1.160 AA_G14C15:G2C3_AA 10 2.218 -3.650 35.192 -2.461 -0.572 2.541 34.859 A A 15 16 23.142 A A 2 1 3.410 13.508 0.493 -1.707 AA_C15G16:C1G2_AA 11 2.688 -4.604 32.101 -4.798 -0.435 repository Initial release 1 0 2026-08-05 United States Other private martin.egli@vanderbilt.edu 0000-0003-4145-356X Martin Egli principal investigator/group leader N RCSB N RCSB 2025-09-22 REL REL A1CU1 A1CU1 SUBJECT OF INVESTIGATION MG MAGNESIUM ION HOH water 32630 synthetic construct sample 1 12 Y N 2Q1R PDB experimental model MG 1 2 MG MG 101 A HOH 14 3 HOH HOH 201 A HOH 33 3 HOH HOH 202 A HOH 10 3 HOH HOH 203 A HOH 70 3 HOH HOH 204 A HOH 38 3 HOH HOH 205 A HOH 16 3 HOH HOH 206 A HOH 57 3 HOH HOH 207 A HOH 77 3 HOH HOH 208 A HOH 90 3 HOH HOH 209 A HOH 13 3 HOH HOH 210 A HOH 1 3 HOH HOH 211 A HOH 52 3 HOH HOH 212 A HOH 19 3 HOH HOH 213 A HOH 58 3 HOH HOH 214 A HOH 8 3 HOH HOH 215 A HOH 7 3 HOH HOH 216 A HOH 22 3 HOH HOH 217 A HOH 55 3 HOH HOH 218 A HOH 56 3 HOH HOH 219 A HOH 27 3 HOH HOH 220 A HOH 23 3 HOH HOH 221 A HOH 3 3 HOH HOH 222 A HOH 50 3 HOH HOH 223 A HOH 82 3 HOH HOH 224 A HOH 64 3 HOH HOH 225 A HOH 17 3 HOH HOH 226 A HOH 51 3 HOH HOH 227 A HOH 69 3 HOH HOH 228 A HOH 67 3 HOH HOH 229 A HOH 54 3 HOH HOH 230 A HOH 59 3 HOH HOH 231 A HOH 15 3 HOH HOH 232 A HOH 28 3 HOH HOH 233 A HOH 48 3 HOH HOH 234 A HOH 9 3 HOH HOH 235 A HOH 83 3 HOH HOH 236 A HOH 66 3 HOH HOH 237 A HOH 25 3 HOH HOH 238 A HOH 79 3 HOH HOH 239 A HOH 24 3 HOH HOH 240 A HOH 46 3 HOH HOH 241 A HOH 6 3 HOH HOH 242 A HOH 61 3 HOH HOH 243 A HOH 2 3 HOH HOH 244 A HOH 12 3 HOH HOH 245 A HOH 11 3 HOH HOH 246 A HOH 20 3 HOH HOH 247 A HOH 5 3 HOH HOH 248 A HOH 26 3 HOH HOH 249 A HOH 53 3 HOH HOH 250 A HOH 73 3 HOH HOH 251 A HOH 32 3 HOH HOH 252 A HOH 43 3 HOH HOH 253 A HOH 40 3 HOH HOH 254 A HOH 4 3 HOH HOH 255 A HOH 39 3 HOH HOH 256 A HOH 42 3 HOH HOH 257 A HOH 37 3 HOH HOH 258 A HOH 44 3 HOH HOH 259 A HOH 30 3 HOH HOH 260 A HOH 41 3 HOH HOH 261 A HOH 29 3 HOH HOH 262 A HOH 80 3 HOH HOH 263 A HOH 35 3 HOH HOH 264 A HOH 88 3 HOH HOH 265 A HOH 21 3 HOH HOH 266 A HOH 49 3 HOH HOH 267 A HOH 34 3 HOH HOH 268 A HOH 91 3 HOH HOH 269 A HOH 18 3 HOH HOH 270 A HOH 72 3 HOH HOH 271 A HOH 89 3 HOH HOH 272 A HOH 85 3 HOH HOH 273 A HOH 45 3 HOH HOH 274 A HOH 75 3 HOH HOH 275 A HOH 78 3 HOH HOH 276 A HOH 31 3 HOH HOH 277 A HOH 36 3 HOH HOH 278 A HOH 76 3 HOH HOH 279 A HOH 86 3 HOH HOH 280 A HOH 71 3 HOH HOH 281 A HOH 84 3 HOH HOH 282 A HOH 62 3 HOH HOH 283 A HOH 60 3 HOH HOH 284 A HOH 47 3 HOH HOH 285 A HOH 63 3 HOH HOH 286 A HOH 65 3 HOH HOH 287 A HOH 87 3 HOH HOH 288 A HOH 74 3 HOH HOH 289 A HOH 81 3 HOH HOH 290 A HOH 68 3 HOH HOH 291 A C 1 n 1 C 1 A G 2 n 2 G 2 A C 3 n 3 C 3 A G 4 n 4 G 4 A A 5 n 5 A 5 A A 6 n 6 A 6 A U 7 n 7 U 7 A U 8 n 8 U 8 A 2FR 9 n 9 A1CU1 13 A G 10 n 10 G 14 A C 11 n 11 C 15 A G 12 n 12 G 16 A author_and_software_defined_assembly PISA 2 dimeric 2560 -13 4200 A HOH 232 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 242 C O HOH 1_555 89.0 A HOH 232 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 244 C O HOH 1_555 173.1 A HOH 242 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 244 C O HOH 1_555 88.6 A HOH 232 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 270 C O HOH 1_555 85.8 A HOH 242 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 270 C O HOH 1_555 96.2 A HOH 244 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 270 C O HOH 1_555 88.0 A HOH 232 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 282 C O HOH 2_656 95.4 A HOH 242 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 282 C O HOH 2_656 163.1 A HOH 244 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 282 C O HOH 2_656 88.8 A HOH 270 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 282 C O HOH 2_656 100.4 A HOH 232 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 97.1 A HOH 242 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 85.5 A HOH 244 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 89.2 A HOH 270 C O HOH 1_555 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 176.7 A HOH 282 C O HOH 2_656 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 77.8 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 2_656 -x+1,y,-z+1 crystal symmetry operation 20.9009346637 0.0000000000 24.5648407871 1 A HOH 285 C HOH 1 A HOH 290 C HOH 1 A A O O HOH HOH 229 237 1.80 1 A A O O HOH HOH 209 237 2.07 1 A A O O HOH HOH 204 275 2.19 1 A A O O HOH HOH 273 273 1.88 1_555 2_656 1 A A O O HOH HOH 236 259 1.94 1_555 3_555 1 A A O O HOH HOH 209 275 2.08 1_555 2_656 16.10 0.1855 0.1642 0.1653 1.12 15.80 1282 23928 13001 5.09 97.89 0.1475 1 FREE R-VALUE 0.00 MOLECULAR REPLACEMENT 26.1728 0.9000 1.1100 GeoStd + Monomer Library + CDL v1.2 FLAT BULK SOLVENT MODEL 1.12 15.80 91 348 90 167 0 0.0116 286 1.5093 445 0.0514 58 0.0244 12 20.8960 166 0.3963 0.3203 1.16 118 2427 89.08 0.3114 0.2672 1.22 134 2615 95.88 0.2232 0.2078 1.28 144 2690 99.44 0.2391 0.1983 1.36 130 2697 99.82 0.2238 0.1632 1.47 187 2705 99.76 0.1272 0.1513 1.61 116 2722 99.86 0.1439 0.1429 1.85 165 2681 99.34 0.1388 0.1572 2.33 145 2722 99.62 0.1915 0.1423 15.80 143 2669 98.22 10.42 1.12 15.8 9YDK 13040 0.998 1 12.46 8.7 98.59 1.12 1.16 1233 0.603 1 refinement PHENIX 1.21.1_5286 data reduction SAINT data scaling PROTEUM PLUS phasing MOLREP 5 monoclinic C 1 2 1 C 2y x,y,z -x,y,-z x+1/2,y+1/2,z -x+1/2,y+1/2,-z N Dickerson dodecamer RNA duplex containing a modified base with a 2-F-6-aminopurine/G mismatch. 1 N N 2 N N 3 N N covale 1.612 both A U 8 A O3' U 8 1_555 A A1CU1 13 A P A1CU1 9 1_555 covale 1.581 one A A1CU1 13 A O3' A1CU1 9 1_555 A G 14 A P G 10 1_555 metalc 2.207 A MG 101 B MG MG 1_555 A HOH 232 C O HOH 2_656 metalc 2.029 A MG 101 B MG MG 1_555 A HOH 242 C O HOH 1_555 metalc 2.131 A MG 101 B MG MG 1_555 A HOH 244 C O HOH 1_555 metalc 2.086 A MG 101 B MG MG 1_555 A HOH 270 C O HOH 1_555 metalc 2.240 A MG 101 B MG MG 1_555 A HOH 282 C O HOH 2_656 metalc 2.166 A MG 101 B MG MG 1_555 A HOH 283 C O HOH 1_555 hydrog WATSON-CRICK A C 1 A N3 C 1 1_555 A G 16 A N1 G 12 2_656 hydrog WATSON-CRICK A C 1 A N4 C 1 1_555 A G 16 A O6 G 12 2_656 hydrog WATSON-CRICK A C 1 A O2 C 1 1_555 A G 16 A N2 G 12 2_656 hydrog WATSON-CRICK A G 2 A N1 G 2 1_555 A C 15 A N3 C 11 2_656 hydrog WATSON-CRICK A G 2 A N2 G 2 1_555 A C 15 A O2 C 11 2_656 hydrog WATSON-CRICK A G 2 A O6 G 2 1_555 A C 15 A N4 C 11 2_656 hydrog WATSON-CRICK A C 3 A N3 C 3 1_555 A G 14 A N1 G 10 2_656 hydrog WATSON-CRICK A C 3 A N4 C 3 1_555 A G 14 A O6 G 10 2_656 hydrog WATSON-CRICK A C 3 A O2 C 3 1_555 A G 14 A N2 G 10 2_656 hydrog TYPE_8_PAIR A G 4 A N1 G 4 1_555 A A1CU1 13 A N1 A1CU1 9 2_656 hydrog TYPE_8_PAIR A G 4 A O6 G 4 1_555 A A1CU1 13 A N6 A1CU1 9 2_656 hydrog WATSON-CRICK A A 5 A N1 A 5 1_555 A U 8 A N3 U 8 2_656 hydrog WATSON-CRICK A A 5 A N6 A 5 1_555 A U 8 A O4 U 8 2_656 hydrog WATSON-CRICK A A 6 A N1 A 6 1_555 A U 7 A N3 U 7 2_656 hydrog WATSON-CRICK A A 6 A N6 A 6 1_555 A U 7 A O4 U 7 2_656 hydrog WATSON-CRICK A U 7 A N3 U 7 1_555 A A 6 A N1 A 6 2_656 hydrog WATSON-CRICK A U 7 A O4 U 7 1_555 A A 6 A N6 A 6 2_656 hydrog WATSON-CRICK A U 8 A N3 U 8 1_555 A A 5 A N1 A 5 2_656 hydrog WATSON-CRICK A U 8 A O4 U 8 1_555 A A 5 A N6 A 5 2_656 hydrog TYPE_8_PAIR A A1CU1 13 A N1 A1CU1 9 1_555 A G 4 A N1 G 4 2_656 hydrog TYPE_8_PAIR A A1CU1 13 A N6 A1CU1 9 1_555 A G 4 A O6 G 4 2_656 hydrog WATSON-CRICK A G 14 A N1 G 10 1_555 A C 3 A N3 C 3 2_656 hydrog WATSON-CRICK A G 14 A N2 G 10 1_555 A C 3 A O2 C 3 2_656 hydrog WATSON-CRICK A G 14 A O6 G 10 1_555 A C 3 A N4 C 3 2_656 hydrog WATSON-CRICK A C 15 A N3 C 11 1_555 A G 2 A N1 G 2 2_656 hydrog WATSON-CRICK A C 15 A N4 C 11 1_555 A G 2 A O6 G 2 2_656 hydrog WATSON-CRICK A C 15 A O2 C 11 1_555 A G 2 A N2 G 2 2_656 hydrog WATSON-CRICK A G 16 A N1 G 12 1_555 A C 1 A N3 C 1 2_656 hydrog WATSON-CRICK A G 16 A N2 G 12 1_555 A C 1 A O2 C 1 2_656 hydrog WATSON-CRICK A G 16 A O6 G 12 1_555 A C 1 A N4 C 1 2_656 RNA Dickerson dodecamer, RNA oligonucleotide, 2-F-6-aminopurine, A/G mismatch, RNA 9YDK PDB 1 1 9YDK 1 16 9YDK 1 16 9YDK A 1 1 12 5 C 1 2 1 C 2y