0.036550 0.000000 0.006057 0.000000 0.025439 0.000000 0.000000 0.000000 0.033278 0.00000 0.00000 0.00000 Kondo, J. Yamada, T. Hirose, C. Tanaka, Y. Ono, A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.000 99.410 90.000 27.360 39.310 30.460 C9 H13 Br N3 O7 P 386.093 n 5-BROMO-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE DNA linking C10 H14 N5 O6 P 331.222 y 2'-DEOXYADENOSINE-5'-MONOPHOSPHATE DNA linking C9 H14 N3 O7 P 307.197 y 2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE DNA linking C10 H14 N5 O7 P 347.221 y 2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE DNA linking C10 H15 N2 O8 P 322.208 y THYMIDINE-5'-MONOPHOSPHATE DNA linking H2 O 18.015 WATER non-polymer N 1 N BR N 2 N P N 3 N O N 4 N O N 5 N O N 6 N N N 7 N C N 8 N C N 9 N O N 10 N N N 11 N C N 12 N N N 13 N C N 14 N C N 15 N C N 16 R C N 17 N O N 18 R C N 19 S C N 20 N O N 21 N O N 22 N H N 23 N H 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 O N 36 N P N 37 N O N 38 N O N 39 N O N 40 N C N 41 R C N 42 N O N 43 S C N 44 N O N 45 N C N 46 R C Y 47 N N Y 48 N C Y 49 N N Y 50 N C Y 51 N C N 52 N N Y 53 N N Y 54 N C Y 55 N N Y 56 N C N 57 N H N 58 N H 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 O N 72 N P N 73 N O N 74 N O N 75 N O N 76 N C N 77 R C N 78 N O N 79 S C N 80 N O N 81 N C N 82 R C N 83 N N N 84 N C N 85 N O N 86 N N N 87 N C N 88 N N N 89 N C N 90 N C N 91 N H N 92 N H N 93 N H N 94 N H N 95 N H 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 O N 106 N P N 107 N O N 108 N O N 109 N O N 110 N C N 111 R C N 112 N O N 113 S C N 114 N O N 115 N C N 116 R C Y 117 N N Y 118 N C Y 119 N N Y 120 N C N 121 N C N 122 N O N 123 N N N 124 N C N 125 N N N 126 N N Y 127 N C N 128 N H N 129 N H N 130 N H N 131 N H N 132 N H N 133 N H 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 O N 143 N P N 144 N O N 145 N O N 146 N O N 147 N C N 148 R C N 149 N O N 150 S C N 151 N O N 152 N C N 153 R C N 154 N N N 155 N C N 156 N O N 157 N N N 158 N C N 159 N O N 160 N C N 161 N C N 162 N C N 163 N H N 164 N H N 165 N H N 166 N H N 167 N H N 168 N H N 169 N H N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N O N 179 N H N 180 N H N 1 N sing N 2 N doub N 3 N sing 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 doub N 12 N sing N 13 N doub N 14 N sing N 15 N doub 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 N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N sing N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N doub N 39 N sing N 40 N sing N 41 N sing N 42 N sing 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 Y 59 N sing Y 60 N sing Y 61 N doub N 62 N sing Y 63 N sing Y 64 N sing Y 65 N doub N 66 N sing Y 67 N doub N 68 N sing N 69 N sing Y 70 N sing Y 71 N doub N 72 N sing Y 73 N sing N 74 N sing N 75 N sing N 76 N doub N 77 N sing N 78 N sing 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 doub N 100 N sing N 101 N doub N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N doub N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N doub N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N sing 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 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 Y 132 N sing Y 133 N sing Y 134 N doub N 135 N sing Y 136 N sing N 137 N sing Y 138 N doub N 139 N doub N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N doub N 145 N sing N 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N doub N 151 N sing 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 sing 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 doub N 174 N sing N 175 N sing N 176 N sing N 177 N doub N 178 N sing N 179 N sing N 180 N doub N 181 N sing N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing GE Angew.Chem.Int.Ed.Engl. 9999 1433-7851 53 2385 2388 10.1002/anie.201309066 24478025 Crystal Structure of Metallo DNA Duplex Containing Consecutive Watson-Crick-like T-Hg(II) -T Base Pairs 2014 10.2210/pdb4l26/pdb pdb_00004l26 277 1 2012-10-22 MAD M x-ray 1 1.0 1.0 0.91942 1.0 0.92006 1.0 AR-NW12A Photon Factory 1.0, 0.91942, 0.92006 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NW12A 3733.274 DNA (5'-D(*CP*GP*(CBR)P*GP*AP*TP*TP*TP*CP*GP*CP*G)-3') 2 syn polymer 18.015 water 135 nat water no yes (DC)(DG)(CBR)(DG)(DA)(DT)(DT)(DT)(DC)(DG)(DC)(DG) CGCGATTTCGCG A,B polydeoxyribonucleotide n n n n n n n n n n n n 1 2.16 43.17 VAPOR DIFFUSION, HANGING DROP 7.0 Sodium Cacodylate, Spermine tetrahydrochloride, 2-methyl-2,4-pentanediol, ammonium chloride , pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K 277 6.152 1 19 A 1 B 12 -0.904 A_DC1:DG12_B 1 -1.784 0.203 -0.417 -0.085 2.927 1 19 A 2 B 11 -1.143 A_DG2:DC11_B 2 2.777 -0.246 -0.101 -0.116 -3.779 1 19 A 3 B 10 -0.732 A_CBR3:DG10_B 3 1.358 0.451 -0.192 -0.142 10.204 1 19 A 4 B 9 -1.392 A_DG4:DC9_B 4 -7.755 -0.308 -0.164 -0.105 2.753 A 5 B 8 -104.805 A_DA5:DT8_B 5 -7.260 3.156 -0.233 3.137 3.531 B 5 A 8 -104.717 B_DA5:DT8_A 6 -6.964 3.145 -0.220 3.119 12.380 1 19 B 4 A 9 -1.323 B_DG4:DC9_A 7 -7.501 -0.267 -0.073 -0.068 -4.026 1 19 B 3 A 10 -0.928 B_CBR3:DG10_A 8 0.730 0.468 -0.258 -0.243 0.566 1 19 B 2 A 11 -3.871 B_DG2:DC11_A 9 4.452 -0.119 -0.047 -0.102 9.585 1 19 B 1 A 12 -1.668 B_DC1:DG12_A 10 -3.819 0.178 -0.520 -0.015 -4.131 10.282 A A 1 2 -9.090 B B 12 11 -3.524 -1.607 -0.328 5.290 AA_DC1DG2:DC11DG12_BB 1 -2.400 13.574 9.869 26.119 6.906 -3.100 50.517 A A 2 3 -6.452 B B 11 10 -3.234 -5.497 0.352 -1.171 AA_DG2CBR3:DG10DC11_BB 2 -0.339 0.398 50.236 -1.751 -0.389 -3.548 10.103 A A 3 4 -10.746 B B 10 9 -4.064 -1.671 0.064 5.595 AA_CBR3DG4:DC9DG10_BB 3 7.439 -47.836 6.635 27.462 -19.545 0.372 171.290 A A 4 5 87.260 B B 9 8 3.205 169.710 3.092 -1.602 AA_DG4DA5:DT8DC9_BB 4 1.292 -0.664 64.188 -1.793 -1.543 -0.113 179.265 A B 5 5 -69.693 B A 8 8 -1.385 -139.326 -1.191 -6.875 AB_DA5DA5:DT8DT8_AB 5 -108.119 54.082 156.710 -3.498 0.642 -0.375 -171.713 B B 5 4 87.092 A A 8 9 -3.106 -169.871 -3.012 1.763 BB_DA5DG4:DC9DT8_AA 6 -2.495 -1.279 -69.829 -1.792 -1.496 4.551 -8.688 B B 4 3 -20.484 A A 9 10 4.045 2.773 0.004 -5.545 BB_DG4CBR3:DG10DC9_AA 7 -5.676 -41.937 -5.968 25.881 -21.925 3.285 -50.555 B B 3 2 -3.954 A A 10 11 3.374 3.374 -0.364 1.144 BB_CBR3DG2:DC11DG10_AA 8 -1.453 -1.703 -50.431 -1.584 -0.531 3.093 -10.812 B B 2 1 -0.881 A A 11 12 3.413 0.162 0.465 -5.228 BB_DG2DC1:DG12DC11_AA 9 3.907 21.215 -10.082 27.481 8.908 chem_comp_atom chem_comp_bond database_2 struct_conn repository Initial release Data collection Database references Derived calculations 1 0 2014-03-05 1 1 2024-03-20 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_leaving_atom_flag RCSB Y PDBJ 2013-06-04 REL REL HOH water Chemically synthesized sample HOH 102 2 HOH HOH 101 A HOH 103 2 HOH HOH 102 A HOH 105 2 HOH HOH 103 A HOH 107 2 HOH HOH 104 A HOH 110 2 HOH HOH 105 A HOH 113 2 HOH HOH 106 A HOH 114 2 HOH HOH 107 A HOH 122 2 HOH HOH 108 A HOH 127 2 HOH HOH 109 A HOH 128 2 HOH HOH 110 A HOH 129 2 HOH HOH 111 A HOH 130 2 HOH HOH 112 A HOH 131 2 HOH HOH 113 A HOH 132 2 HOH HOH 114 A HOH 135 2 HOH HOH 115 A HOH 136 2 HOH HOH 116 A HOH 137 2 HOH HOH 117 A HOH 139 2 HOH HOH 118 A HOH 145 2 HOH HOH 119 A HOH 146 2 HOH HOH 120 A HOH 147 2 HOH HOH 121 A HOH 148 2 HOH HOH 122 A HOH 149 2 HOH HOH 123 A HOH 150 2 HOH HOH 124 A HOH 152 2 HOH HOH 125 A HOH 156 2 HOH HOH 126 A HOH 157 2 HOH HOH 127 A HOH 158 2 HOH HOH 128 A HOH 161 2 HOH HOH 129 A HOH 162 2 HOH HOH 130 A HOH 163 2 HOH HOH 131 A HOH 165 2 HOH HOH 132 A HOH 172 2 HOH HOH 133 A HOH 173 2 HOH HOH 134 A HOH 175 2 HOH HOH 135 A HOH 179 2 HOH HOH 136 A HOH 180 2 HOH HOH 137 A HOH 182 2 HOH HOH 138 A HOH 185 2 HOH HOH 139 A HOH 186 2 HOH HOH 140 A HOH 188 2 HOH HOH 141 A HOH 189 2 HOH HOH 142 A HOH 190 2 HOH HOH 143 A HOH 192 2 HOH HOH 144 A HOH 197 2 HOH HOH 145 A HOH 198 2 HOH HOH 146 A HOH 199 2 HOH HOH 147 A HOH 200 2 HOH HOH 148 A HOH 203 2 HOH HOH 149 A HOH 206 2 HOH HOH 150 A HOH 209 2 HOH HOH 151 A HOH 211 2 HOH HOH 152 A HOH 213 2 HOH HOH 153 A HOH 215 2 HOH HOH 154 A HOH 216 2 HOH HOH 155 A HOH 219 2 HOH HOH 156 A HOH 220 2 HOH HOH 157 A HOH 222 2 HOH HOH 158 A HOH 223 2 HOH HOH 159 A HOH 224 2 HOH HOH 160 A HOH 227 2 HOH HOH 161 A HOH 229 2 HOH HOH 162 A HOH 230 2 HOH HOH 163 A HOH 231 2 HOH HOH 164 A HOH 232 2 HOH HOH 165 A HOH 233 2 HOH HOH 166 A HOH 234 2 HOH HOH 167 A HOH 237 2 HOH HOH 168 A HOH 101 2 HOH HOH 101 B HOH 104 2 HOH HOH 102 B HOH 106 2 HOH HOH 103 B HOH 108 2 HOH HOH 104 B HOH 109 2 HOH HOH 105 B HOH 111 2 HOH HOH 106 B HOH 112 2 HOH HOH 107 B HOH 115 2 HOH HOH 108 B HOH 116 2 HOH HOH 109 B HOH 117 2 HOH HOH 110 B HOH 118 2 HOH HOH 111 B HOH 119 2 HOH HOH 112 B HOH 120 2 HOH HOH 113 B HOH 121 2 HOH HOH 114 B HOH 123 2 HOH HOH 115 B HOH 124 2 HOH HOH 116 B HOH 125 2 HOH HOH 117 B HOH 126 2 HOH HOH 118 B HOH 133 2 HOH HOH 119 B HOH 134 2 HOH HOH 120 B HOH 138 2 HOH HOH 121 B HOH 140 2 HOH HOH 122 B HOH 141 2 HOH HOH 123 B HOH 143 2 HOH HOH 124 B HOH 144 2 HOH HOH 125 B HOH 153 2 HOH HOH 126 B HOH 154 2 HOH HOH 127 B HOH 155 2 HOH HOH 128 B HOH 159 2 HOH HOH 129 B HOH 160 2 HOH HOH 130 B HOH 164 2 HOH HOH 131 B HOH 166 2 HOH HOH 132 B HOH 167 2 HOH HOH 133 B HOH 168 2 HOH HOH 134 B HOH 169 2 HOH HOH 135 B HOH 170 2 HOH HOH 136 B HOH 171 2 HOH HOH 137 B HOH 174 2 HOH HOH 138 B HOH 176 2 HOH HOH 139 B HOH 177 2 HOH HOH 140 B HOH 178 2 HOH HOH 141 B HOH 181 2 HOH HOH 142 B HOH 183 2 HOH HOH 143 B HOH 184 2 HOH HOH 144 B HOH 187 2 HOH HOH 145 B HOH 191 2 HOH HOH 146 B HOH 193 2 HOH HOH 147 B HOH 194 2 HOH HOH 148 B HOH 195 2 HOH HOH 149 B HOH 196 2 HOH HOH 150 B HOH 201 2 HOH HOH 151 B HOH 202 2 HOH HOH 152 B HOH 204 2 HOH HOH 153 B HOH 205 2 HOH HOH 154 B HOH 207 2 HOH HOH 155 B HOH 208 2 HOH HOH 156 B HOH 210 2 HOH HOH 157 B HOH 214 2 HOH HOH 158 B HOH 218 2 HOH HOH 159 B HOH 221 2 HOH HOH 160 B HOH 225 2 HOH HOH 161 B HOH 226 2 HOH HOH 162 B HOH 228 2 HOH HOH 163 B HOH 235 2 HOH HOH 164 B HOH 236 2 HOH HOH 165 B HOH 238 2 HOH HOH 166 B HOH 239 2 HOH HOH 167 B DC 1 n 1 DC 1 A DG 2 n 2 DG 2 A CBR 3 n 3 CBR 3 A DG 4 n 4 DG 4 A DA 5 n 5 DA 5 A DT 6 n 6 DT 6 A DT 7 n 7 DT 7 A DT 8 n 8 DT 8 A DC 9 n 9 DC 9 A DG 10 n 10 DG 10 A DC 11 n 11 DC 11 A DG 12 n 12 DG 12 A DC 1 n 1 DC 1 B DG 2 n 2 DG 2 B CBR 3 n 3 CBR 3 B DG 4 n 4 DG 4 B DA 5 n 5 DA 5 B DT 6 n 6 DT 6 B DT 7 n 7 DT 7 B DT 8 n 8 DT 8 B DC 9 n 9 DC 9 B DG 10 n 10 DG 10 B DC 11 n 11 DC 11 B DG 12 n 12 DG 12 B author_and_software_defined_assembly PISA 2 dimeric 2660 -1 3710 A CBR 3 A CBR 3 DC B CBR 3 B CBR 3 DC 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 dna-rna_free.param water_rep.param ion.param brc.param 52.410 19.0444 9.740 -1.4410 0.0000 9.2100 -3.4370 0.0000 4.8780 0.2662 0.2323 1.4000 21.94 1260 12212 9.9000 96.4000 1.000 0.500 1 0.000 MAD 52.9486 1.4000 21.94 135 621 0 486 0 0.003 0.964 1.494 1.500 1.986 2.000 0.4495 0.4596 1.4500 124 1132 1256 10 98.0000 0.4432 0.4439 1.5100 109 1110 1219 10 98.0000 0.3553 0.3337 1.5800 144 1071 1215 10 97.9000 0.4039 0.2934 1.6600 119 1120 1239 10 98.7000 0.2983 0.2234 1.7600 146 1111 1257 10 98.8000 0.2625 0.2309 1.9000 112 1135 1247 10 99.0000 0.2955 0.2693 2.0900 141 1051 1192 10 93.9000 0.2965 0.2241 2.3900 107 999 1106 10 87.7000 0.2379 0.1991 3.0200 140 1140 1280 10 99.3000 0.1865 0.1722 100.0000 118 1083 1201 10 92.5000 1.4 21.94 4L26 12212 1 refinement Axel T. Brunger axel.brunger@yale.edu Fortran_77 http://cns-online.org/ CNS package data extraction PDB deposit@deposit.rcsb.org April 22, 2011 C++ http://sw-tools.pdb.org/apps/PDB_EXTRACT/ PDB_EXTRACT package 3.11 data reduction CrystalClear data scaling CrystalClear phasing PHENIX Crystal structure of DNA duplex containing consecutive T-T mispairs (Br-derivative) 1 N N 1 N N 2 N N 2 N N covale 1.599 both A DG 2 A O3' DG 2 1_555 A CBR 3 A P CBR 3 1_555 covale 1.605 both A CBR 3 A O3' CBR 3 1_555 A DG 4 A P DG 4 1_555 covale 1.598 both B DG 2 B O3' DG 2 1_555 B CBR 3 B P CBR 3 1_555 covale 1.606 both B CBR 3 B O3' CBR 3 1_555 B DG 4 B P DG 4 1_555 hydrog WATSON-CRICK A DC 1 A N3 DC 1 1_555 B DG 12 B N1 DG 12 1_555 hydrog WATSON-CRICK A DC 1 A N4 DC 1 1_555 B DG 12 B O6 DG 12 1_555 hydrog WATSON-CRICK A DC 1 A O2 DC 1 1_555 B DG 12 B N2 DG 12 1_555 hydrog WATSON-CRICK A DG 2 A N1 DG 2 1_555 B DC 11 B N3 DC 11 1_555 hydrog WATSON-CRICK A DG 2 A N2 DG 2 1_555 B DC 11 B O2 DC 11 1_555 hydrog WATSON-CRICK A DG 2 A O6 DG 2 1_555 B DC 11 B N4 DC 11 1_555 hydrog WATSON-CRICK A CBR 3 A N3 CBR 3 1_555 B DG 10 B N1 DG 10 1_555 hydrog WATSON-CRICK A CBR 3 A N4 CBR 3 1_555 B DG 10 B O6 DG 10 1_555 hydrog WATSON-CRICK A CBR 3 A O2 CBR 3 1_555 B DG 10 B N2 DG 10 1_555 hydrog WATSON-CRICK A DG 4 A N1 DG 4 1_555 B DC 9 B N3 DC 9 1_555 hydrog WATSON-CRICK A DG 4 A N2 DG 4 1_555 B DC 9 B O2 DC 9 1_555 hydrog WATSON-CRICK A DG 4 A O6 DG 4 1_555 B DC 9 B N4 DC 9 1_555 hydrog REVERSED HOOGSTEEN A DA 5 A N6 DA 5 1_555 B DT 7 B O2 DT 7 1_555 hydrog REVERSED HOOGSTEEN A DA 5 A N7 DA 5 1_555 B DT 7 B N3 DT 7 1_555 hydrog DA-DT PAIR A DA 5 A N6 DA 5 1_555 B DT 8 B O4 DT 8 1_555 hydrog REVERSED HOOGSTEEN A DT 7 A N3 DT 7 1_555 B DA 5 B N7 DA 5 1_555 hydrog REVERSED HOOGSTEEN A DT 7 A O2 DT 7 1_555 B DA 5 B N6 DA 5 1_555 hydrog DT-DA PAIR A DT 8 A O4 DT 8 1_555 B DA 5 B N6 DA 5 1_555 hydrog WATSON-CRICK A DC 9 A N3 DC 9 1_555 B DG 4 B N1 DG 4 1_555 hydrog WATSON-CRICK A DC 9 A N4 DC 9 1_555 B DG 4 B O6 DG 4 1_555 hydrog WATSON-CRICK A DC 9 A O2 DC 9 1_555 B DG 4 B N2 DG 4 1_555 hydrog WATSON-CRICK A DG 10 A N1 DG 10 1_555 B CBR 3 B N3 CBR 3 1_555 hydrog WATSON-CRICK A DG 10 A N2 DG 10 1_555 B CBR 3 B O2 CBR 3 1_555 hydrog WATSON-CRICK A DG 10 A O6 DG 10 1_555 B CBR 3 B N4 CBR 3 1_555 hydrog WATSON-CRICK A DC 11 A N3 DC 11 1_555 B DG 2 B N1 DG 2 1_555 hydrog WATSON-CRICK A DC 11 A N4 DC 11 1_555 B DG 2 B O6 DG 2 1_555 hydrog WATSON-CRICK A DC 11 A O2 DC 11 1_555 B DG 2 B N2 DG 2 1_555 hydrog WATSON-CRICK A DG 12 A N1 DG 12 1_555 B DC 1 B N3 DC 1 1_555 hydrog WATSON-CRICK A DG 12 A N2 DG 12 1_555 B DC 1 B O2 DC 1 1_555 hydrog WATSON-CRICK A DG 12 A O6 DG 12 1_555 B DC 1 B N4 DC 1 1_555 DNA T-T mispair, A-T-T triplet, non-helical DNA duplex, DNA 4L26 PDB 1 4L26 1 12 4L26 1 12 4L26 A 1 1 12 1 12 4L26 1 12 4L26 B 1 1 12 4 P 1 21 1