0.015065 0.000000 0.005522 0.000000 0.042034 0.000000 0.000000 0.000000 0.028692 0.00000 0.00000 0.00000 Cardin, C.J. Gale, B.C. Thorpe, J.H. Teixeira, S.C.M. Gan, Y. Moraes, M.I.A.A. Brogden, A.L. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 110.13 90.00 66.380 23.790 37.120 Ca 2 40.078 CALCIUM ION non-polymer 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 CA N 2 N O N 3 N P N 4 N O N 5 N O N 6 N O N 7 N C N 8 R C N 9 N O N 10 S C N 11 N O N 12 N C 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 N C N 49 R C N 50 N N N 51 N C N 52 N O N 53 N N N 54 N C N 55 N N N 56 N C N 57 N C 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 H N 72 N O N 73 N P N 74 N O N 75 N O N 76 N O N 77 N C N 78 R C N 79 N O N 80 S C N 81 N O N 82 N C N 83 R C Y 84 N N Y 85 N C Y 86 N N Y 87 N C N 88 N C N 89 N O N 90 N N N 91 N C N 92 N N N 93 N N Y 94 N C 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 H N 106 N H N 107 N H N 108 N H N 109 N O N 110 N P N 111 N O N 112 N O N 113 N O N 114 N C N 115 R C N 116 N O N 117 S C N 118 N O N 119 N C N 120 R C N 121 N N N 122 N C N 123 N O N 124 N N N 125 N C N 126 N O N 127 N C N 128 N C N 129 N C 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 H N 143 N H N 144 N H N 145 N O N 146 N H N 147 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 Y 24 N sing Y 25 N sing Y 26 N doub N 27 N sing Y 28 N sing Y 29 N sing Y 30 N doub N 31 N sing Y 32 N doub N 33 N sing N 34 N sing Y 35 N sing Y 36 N doub N 37 N sing Y 38 N sing N 39 N sing N 40 N sing N 41 N doub 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 N 59 N sing N 60 N sing N 61 N sing N 62 N sing N 63 N sing N 64 N doub N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N doub N 72 N sing N 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 Y 97 N sing Y 98 N sing Y 99 N doub N 100 N sing Y 101 N sing N 102 N sing Y 103 N doub N 104 N doub N 105 N sing N 106 N sing N 107 N sing N 108 N sing N 109 N doub N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N doub 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 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 doub N 139 N sing N 140 N sing N 141 N sing N 142 N doub N 143 N sing N 144 N sing N 145 N doub N 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing To be Published 0353 Structural analysis of two Holliday junctions formed by the sequences TCGGTACCGA and CCGGTACCGG 10.2210/pdb1nvn/pdb pdb_00001nvn 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 SINGLE WAVELENGTH M x-ray 1 0.811 1.0 X11 EMBL/DESY, HAMBURG 0.811 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 3045.992 5'-D(CpCpGpGpTpApCpCpGpG)-3' 2 syn polymer 40.078 CALCIUM ION 2 syn non-polymer 18.015 water 91 nat water no no (DC)(DC)(DG)(DG)(DT)(DA)(DC)(DC)(DG)(DG) CCGGTACCGG A,B polydeoxyribonucleotide n n n n n n n n n n 1 2.16 42.97 VAPOR DIFFUSION, SITTING DROP 6.5 MPD, CaCl2, cacodylate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 290K 290 -8.683 1 19 A 1 B 10 -3.670 A_DC1:DG10_B 1 -10.858 0.004 0.322 -0.295 1.879 1 19 A 2 B 9 -4.887 A_DC2:DG9_B 2 -3.743 0.033 0.099 -0.121 5.787 1 19 A 3 B 8 -4.533 A_DG3:DC8_B 3 2.706 -0.039 0.310 -0.253 -0.327 1 19 A 4 B 7 -1.789 A_DG4:DC7_B 4 -18.122 -0.293 0.389 -0.187 -11.785 1 20 A 5 B 6 -2.395 A_DT5:DA6_B 5 -9.012 -0.252 0.149 -0.009 7.506 1 20 A 6 B 5 -1.327 A_DA6:DT5_B 6 -10.953 0.076 0.161 -0.042 3.508 36.871 A A 1 2 5.736 B B 10 9 3.359 3.607 0.093 2.039 AA_DC1DC2:DG9DG10_BB 1 6.105 -9.709 36.206 2.706 0.729 3.269 39.342 A A 2 3 -0.933 B B 9 8 3.321 -0.628 0.258 2.417 AA_DC2DG3:DC8DG9_BB 2 -1.818 2.702 39.297 3.666 -0.601 3.907 36.050 A A 3 4 5.267 B B 8 7 3.679 3.245 -1.096 1.439 AA_DG3DG4:DC7DC8_BB 3 -5.205 8.449 35.542 1.788 0.908 3.597 41.734 A A 4 5 -6.830 B B 7 6 3.645 -4.849 0.595 0.576 AA_DG4DT5:DA6DC7_BB 4 4.004 -5.640 41.278 1.376 -0.366 3.162 32.216 A A 5 6 9.886 B B 6 5 2.984 5.461 0.099 1.321 AA_DT5DA6:DT5DA6_BB 5 -0.022 0.041 31.762 1.460 -0.183 chem_comp_atom chem_comp_bond database_2 diffrn_source pdbx_struct_conn_angle struct_conn struct_site repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 2003-02-25 1 1 2008-04-29 1 2 2011-07-13 1 3 2024-02-14 _database_2.pdbx_DOI _database_2.pdbx_database_accession _diffrn_source.pdbx_synchrotron_site _pdbx_struct_conn_angle.ptnr1_auth_asym_id _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_label_asym_id _pdbx_struct_conn_angle.ptnr3_auth_asym_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_label_asym_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Holliday junction formed by the sequence TCGGTACCGA in the presence of one calcium ion Holliday junction formed by TCGGTACCGA in the presence of Na and Ca ions Holliday junction formed by TCGGTACCGA with a spine of Sr ions Holliday junction formed by CCGGTACCGG in the more symmetrical form Holliday junction formed by CCGGTACmCGG with a methylated base Holliday junction formed by CCGGTACCGG in the presence of a Na ion RCSB Y RCSB 2003-02-04 REL REL CA CALCIUM ION HOH water Chemically synthesized sample CA 101 2 CA CA 101 A CA 102 2 CA CA 102 B HOH 111 3 HOH HOH 111 A HOH 112 3 HOH HOH 112 A HOH 114 3 HOH HOH 114 A HOH 115 3 HOH HOH 115 A HOH 116 3 HOH HOH 116 A HOH 119 3 HOH HOH 119 A HOH 120 3 HOH HOH 120 A HOH 121 3 HOH HOH 121 A HOH 124 3 HOH HOH 124 A HOH 125 3 HOH HOH 125 A HOH 126 3 HOH HOH 126 A HOH 127 3 HOH HOH 127 A HOH 128 3 HOH HOH 128 A HOH 129 3 HOH HOH 129 A HOH 130 3 HOH HOH 130 A HOH 136 3 HOH HOH 136 A HOH 139 3 HOH HOH 139 A HOH 143 3 HOH HOH 143 A HOH 144 3 HOH HOH 144 A HOH 145 3 HOH HOH 145 A HOH 146 3 HOH HOH 146 A HOH 147 3 HOH HOH 147 A HOH 148 3 HOH HOH 148 A HOH 149 3 HOH HOH 149 A HOH 150 3 HOH HOH 150 A HOH 154 3 HOH HOH 154 A HOH 155 3 HOH HOH 155 A HOH 156 3 HOH HOH 156 A HOH 159 3 HOH HOH 159 A HOH 160 3 HOH HOH 160 A HOH 161 3 HOH HOH 161 A HOH 162 3 HOH HOH 162 A HOH 163 3 HOH HOH 163 A HOH 164 3 HOH HOH 164 A HOH 174 3 HOH HOH 174 A HOH 176 3 HOH HOH 176 A HOH 177 3 HOH HOH 177 A HOH 180 3 HOH HOH 180 A HOH 181 3 HOH HOH 181 A HOH 188 3 HOH HOH 188 A HOH 192 3 HOH HOH 192 A HOH 193 3 HOH HOH 193 A HOH 103 3 HOH HOH 103 B HOH 104 3 HOH HOH 104 B HOH 105 3 HOH HOH 105 B HOH 106 3 HOH HOH 106 B HOH 107 3 HOH HOH 107 B HOH 108 3 HOH HOH 108 B HOH 109 3 HOH HOH 109 B HOH 110 3 HOH HOH 110 B HOH 113 3 HOH HOH 113 B HOH 117 3 HOH HOH 117 B HOH 118 3 HOH HOH 118 B HOH 122 3 HOH HOH 122 B HOH 123 3 HOH HOH 123 B HOH 131 3 HOH HOH 131 B HOH 132 3 HOH HOH 132 B HOH 133 3 HOH HOH 133 B HOH 134 3 HOH HOH 134 B HOH 135 3 HOH HOH 135 B HOH 137 3 HOH HOH 137 B HOH 138 3 HOH HOH 138 B HOH 140 3 HOH HOH 140 B HOH 141 3 HOH HOH 141 B HOH 142 3 HOH HOH 142 B HOH 151 3 HOH HOH 151 B HOH 152 3 HOH HOH 152 B HOH 153 3 HOH HOH 153 B HOH 157 3 HOH HOH 157 B HOH 158 3 HOH HOH 158 B HOH 165 3 HOH HOH 165 B HOH 166 3 HOH HOH 166 B HOH 167 3 HOH HOH 167 B HOH 168 3 HOH HOH 168 B HOH 169 3 HOH HOH 169 B HOH 170 3 HOH HOH 170 B HOH 171 3 HOH HOH 171 B HOH 172 3 HOH HOH 172 B HOH 173 3 HOH HOH 173 B HOH 175 3 HOH HOH 175 B HOH 178 3 HOH HOH 178 B HOH 179 3 HOH HOH 179 B HOH 182 3 HOH HOH 182 B HOH 183 3 HOH HOH 183 B HOH 184 3 HOH HOH 184 B HOH 185 3 HOH HOH 185 B HOH 186 3 HOH HOH 186 B HOH 187 3 HOH HOH 187 B HOH 189 3 HOH HOH 189 B HOH 190 3 HOH HOH 190 B HOH 191 3 HOH HOH 191 B C 1 n 1 DC 1 A C 2 n 2 DC 2 A G 3 n 3 DG 3 A G 4 n 4 DG 4 A T 5 n 5 DT 5 A A 6 n 6 DA 6 A C 7 n 7 DC 7 A C 8 n 8 DC 8 A G 9 n 9 DG 9 A G 10 n 10 DG 10 A C 1 n 1 DC 1 B C 2 n 2 DC 2 B G 3 n 3 DG 3 B G 4 n 4 DG 4 B T 5 n 5 DT 5 B A 6 n 6 DA 6 B C 7 n 7 DC 7 B C 8 n 8 DC 8 B G 9 n 9 DG 9 B G 10 n 10 DG 10 B author_defined_assembly 4 tetrameric A HOH 115 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 116 E O HOH 1_555 92.1 A HOH 115 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 143 E O HOH 1_555 121.3 A HOH 116 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 143 E O HOH 1_555 85.0 A HOH 115 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 159 E O HOH 1_555 145.3 A HOH 116 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 159 E O HOH 1_555 56.4 A HOH 143 E O HOH 1_555 A CA 101 C CA CA 1_555 A HOH 159 E O HOH 1_555 74.3 A HOH 115 E O HOH 1_555 A CA 101 C CA CA 1_555 B HOH 142 F O HOH 1_555 72.3 A HOH 116 E O HOH 1_555 A CA 101 C CA CA 1_555 B HOH 142 F O HOH 1_555 112.0 A HOH 143 E O HOH 1_555 A CA 101 C CA CA 1_555 B HOH 142 F O HOH 1_555 158.9 A HOH 159 E O HOH 1_555 A CA 101 C CA CA 1_555 B HOH 142 F O HOH 1_555 104.0 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 106 F O HOH 1_555 72.9 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 107 F O HOH 1_555 137.1 B HOH 106 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 107 F O HOH 1_555 64.3 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 131 F O HOH 1_555 107.9 B HOH 106 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 131 F O HOH 1_555 88.2 B HOH 107 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 131 F O HOH 1_555 69.5 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 132 F O HOH 1_555 82.9 B HOH 106 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 132 F O HOH 1_555 98.5 B HOH 107 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 132 F O HOH 1_555 105.2 B HOH 131 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 132 F O HOH 1_555 168.7 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 141.4 B HOH 106 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 143.5 B HOH 107 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 81.0 B HOH 131 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 90.0 B HOH 132 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 79.2 B HOH 103 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 81.5 B HOH 106 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 149.0 B HOH 107 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 137.4 B HOH 131 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 83.2 B HOH 132 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 95.4 B HOH 141 F O HOH 1_555 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 66.6 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_655 -x+1,y,-z crystal symmetry operation 66.3800000000 0.0000000000 0.0000000000 1 A HOH 126 E HOH 1 B HOH 151 F HOH 1 3.37 0.30 108.30 111.67 A A A O4' C1' N1 DC DC DC 1 1 1 N 1 -4.73 0.70 108.00 103.27 A A A O4' C1' N1 DC DC DC 8 8 8 N 1 8.42 1.10 109.80 118.22 B B B C5' C4' O4' DG DG DG 3 3 3 N 1 1.83 0.30 108.30 110.13 B B B O4' C1' N9 DG DG DG 3 3 3 N 1 2.19 0.30 108.30 110.49 B B B O4' C1' N9 DA DA DA 6 6 6 N 1 -5.57 0.70 108.00 102.43 B B B O4' C1' N1 DC DC DC 7 7 7 N 13.443 -0.44 0.00 -0.10 1.55 0.00 -1.18 0.953 0.899 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS 0.26361 0.20629 0.20872 1.80 34.92 236 5229 4920 4.6 98.49 3.566 0.104 RANDOM 1 THROUGHOUT 1.0 1.0 MOLECULAR REPLACEMENT 0.331 0.154 0.80 0.80 1.40 MAXIMUM LIKELIHOOD BABINET MODEL WITH MASK 1.80 34.92 91 497 2 404 0 0.008 0.021 452 0.001 0.020 186 1.731 3.000 694 1.501 3.000 472 0.053 0.200 60 0.007 0.020 210 0.000 0.020 2 0.125 0.200 49 0.193 0.200 202 0.094 0.200 102 0.175 0.200 67 0.244 0.200 6 0.107 0.200 20 0.314 0.200 19 0.124 0.200 19 2.111 3.000 452 3.269 4.500 694 0.331 0.253 1.847 28 369 20 20.904 1.8 34.92 1NVN 5158 5158 1.0 1.0 0.06 1 16.78 3.71 98.3 0.2 1.8 2.1 6.06 1885 3.73 98.4 refinement REFMAC 5.1.24 Structural Characterisation of the Holliday junction formed by the sequence CCGGTACCGG at 1.8 A 1 N N 1 N N 2 N N 2 N N 3 N N 3 N N metalc 2.183 A CA 101 C CA CA 1_555 A HOH 115 E O HOH 1_555 metalc 2.614 A CA 101 C CA CA 1_555 A HOH 116 E O HOH 1_555 metalc 2.106 A CA 101 C CA CA 1_555 A HOH 143 E O HOH 1_555 metalc 2.207 A CA 101 C CA CA 1_555 A HOH 159 E O HOH 1_555 metalc 2.835 A CA 101 C CA CA 1_555 B HOH 142 F O HOH 1_555 metalc 2.580 B CA 102 D CA CA 1_555 B HOH 103 F O HOH 1_555 metalc 2.518 B CA 102 D CA CA 1_555 B HOH 106 F O HOH 1_555 metalc 2.224 B CA 102 D CA CA 1_555 B HOH 107 F O HOH 1_555 metalc 2.077 B CA 102 D CA CA 1_555 B HOH 131 F O HOH 1_555 metalc 2.423 B CA 102 D CA CA 1_555 B HOH 132 F O HOH 1_555 metalc 2.408 B CA 102 D CA CA 1_555 B HOH 141 F O HOH 1_555 metalc 2.529 B CA 102 D CA CA 1_555 B HOH 185 F O HOH 1_555 hydrog WATSON-CRICK A DC 1 A N3 DC 1 1_555 B DG 10 B N1 DG 10 1_555 hydrog WATSON-CRICK A DC 1 A N4 DC 1 1_555 B DG 10 B O6 DG 10 1_555 hydrog WATSON-CRICK A DC 1 A O2 DC 1 1_555 B DG 10 B N2 DG 10 1_555 hydrog WATSON-CRICK A DC 2 A N3 DC 2 1_555 B DG 9 B N1 DG 9 1_555 hydrog WATSON-CRICK A DC 2 A N4 DC 2 1_555 B DG 9 B O6 DG 9 1_555 hydrog WATSON-CRICK A DC 2 A O2 DC 2 1_555 B DG 9 B N2 DG 9 1_555 hydrog WATSON-CRICK A DG 3 A N1 DG 3 1_555 B DC 8 B N3 DC 8 1_555 hydrog WATSON-CRICK A DG 3 A N2 DG 3 1_555 B DC 8 B O2 DC 8 1_555 hydrog WATSON-CRICK A DG 3 A O6 DG 3 1_555 B DC 8 B N4 DC 8 1_555 hydrog WATSON-CRICK A DG 4 A N1 DG 4 1_555 B DC 7 B N3 DC 7 1_555 hydrog WATSON-CRICK A DG 4 A N2 DG 4 1_555 B DC 7 B O2 DC 7 1_555 hydrog WATSON-CRICK A DG 4 A O6 DG 4 1_555 B DC 7 B N4 DC 7 1_555 hydrog WATSON-CRICK A DT 5 A N3 DT 5 1_555 B DA 6 B N1 DA 6 1_555 hydrog WATSON-CRICK A DT 5 A O4 DT 5 1_555 B DA 6 B N6 DA 6 1_555 hydrog WATSON-CRICK A DA 6 A N1 DA 6 1_555 B DT 5 B N3 DT 5 1_555 hydrog WATSON-CRICK A DA 6 A N6 DA 6 1_555 B DT 5 B O4 DT 5 1_555 DNA Holliday Junction, Calcium ion, DNA 1NVN PDB 1 1NVN 1 10 1NVN 1 10 1NVN A 1 1 10 1 10 1NVN 1 10 1NVN B 1 1 10 BINDING SITE FOR RESIDUE CA A 101 A CA 101 Software 5 BINDING SITE FOR RESIDUE CA B 102 B CA 102 Software 7 A HOH 115 E HOH 5 1_555 A HOH 116 E HOH 5 1_555 A HOH 143 E HOH 5 1_555 A HOH 159 E HOH 5 1_555 B HOH 142 F HOH 5 1_555 B HOH 103 F HOH 7 1_555 B HOH 106 F HOH 7 1_555 B HOH 107 F HOH 7 1_555 B HOH 131 F HOH 7 1_555 B HOH 132 F HOH 7 1_555 B HOH 141 F HOH 7 1_555 B HOH 185 F HOH 7 1_555 5 C 1 2 1