1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Van Dongen, M.J.P. Mooren, M.M.W. Willems, E.F.A. Van Der Marel, G.A. Van Boom, J.H. Wijmenga, S.S. Hilbers, C.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 1 90.00 90.00 90.00 1.000 1.000 1.000 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 UK Nucleic Acids Res. NARHAD 0389 0305-1048 25 1537 1547 10.1093/nar/25.8.1537 9092659 Structural features of the DNA hairpin d(ATCCTA-GTTA-TAGGAT): formation of a G-A base pair in the loop. 1997 10.2210/pdb1ac7/pdb pdb_00001ac7 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 4912.215 DNA (5'-D(*AP*TP*CP*CP*TP*AP*GP*TP*TP*AP*TP*AP*GP*GP*AP*T)-3') 1 syn polymer DNA (ATCCTAGTTATAGGAT) no no (DA)(DT)(DC)(DC)(DT)(DA)(DG)(DT)(DT)(DA)(DT)(DA)(DG)(DG)(DA)(DT) ATCCTAGTTATAGGAT A polydeoxyribonucleotide n n n n n n n n n n n n n n n n -1.926 1 20 A 1 A 16 -7.784 A_DA1:DT16_A 1 0.455 -0.630 -0.073 -0.050 -1.470 1 20 A 2 A 15 -2.626 A_DT2:DA15_A 2 -4.249 -0.009 -0.072 0.098 -0.665 1 19 A 3 A 14 -2.133 A_DC3:DG14_A 3 -4.426 -0.137 0.083 0.079 -2.642 1 19 A 4 A 13 -0.944 A_DC4:DG13_A 4 -2.710 -0.803 0.104 0.009 0.567 1 20 A 5 A 12 -2.474 A_DT5:DA12_A 5 -6.968 0.771 0.059 -0.109 7.619 1 20 A 6 A 11 -6.617 A_DA6:DT11_A 6 0.114 1.315 0.255 -0.017 0.210 9 11 A 7 A 10 -0.492 A_DG7:DA10_A 7 15.003 6.498 -0.938 -3.889 3.664 35.524 A A 1 2 -5.872 A A 16 15 3.610 -3.577 0.162 -0.728 AA_DA1DT2:DA15DT16_AA 1 0.062 -0.101 35.349 -0.611 -0.256 3.367 34.446 A A 2 3 -2.454 A A 15 14 3.349 -1.452 -0.126 -0.474 AA_DT2DC3:DG14DA15_AA 2 -1.878 3.173 34.367 -0.569 -0.088 3.477 31.380 A A 3 4 -5.669 A A 14 13 3.432 -3.062 0.209 -0.623 AA_DC3DC4:DG13DG14_AA 3 0.274 -0.508 31.232 -0.544 -0.332 3.488 40.331 A A 4 5 -3.756 A A 13 12 3.500 -2.588 -0.023 0.080 AA_DC4DT5:DA12DG13_AA 4 0.526 -0.763 40.248 0.428 0.097 3.308 34.470 A A 5 6 0.841 A A 12 11 3.309 0.498 -0.082 -0.100 AA_DT5DA6:DT11DA12_AA 5 -0.433 0.731 34.464 -0.246 0.070 4.732 52.307 A A 6 7 1.003 A A 11 10 4.721 0.882 0.222 1.362 AA_DA6DG7:DA10DT11_AA 6 7.037 -8.003 51.858 1.461 0.422 database_2 pdbx_database_status pdbx_struct_assembly pdbx_struct_oper_list repository Initial release Version format compliance Version format compliance Database references Derived calculations Other 1 0 1997-07-07 1 1 2008-03-24 1 2 2011-07-13 1 3 2022-02-16 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_database_status.process_site Y BNL 1997-02-14 REL EXPERIMENTAL DETAILS CAN BE FOUND IN THE JRNL CITATION. LOW ENERGY 400 10 REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE. DISTANCE GEOMETRY, RESTRAINED MOLECULAR DYNAMICS BRUNGER refinement X-PLOR 3.1 A 1 n 1 DA 1 A T 2 n 2 DT 2 A C 3 n 3 DC 3 A C 4 n 4 DC 4 A T 5 n 5 DT 5 A A 6 n 6 DA 6 A G 7 n 7 DG 7 A T 8 n 8 DT 8 A T 9 n 9 DT 9 A A 10 n 10 DA 10 A T 11 n 11 DT 11 A A 12 n 12 DA 12 A G 13 n 13 DG 13 A G 14 n 14 DG 14 A A 15 n 15 DA 15 A T 16 n 16 DT 16 A author_defined_assembly 1 monomeric 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 9 A DA 6 0.051 SIDE CHAIN 1 3.09 0.30 108.30 111.39 A A A O4' C1' N9 DA DA DA 1 1 1 N 1 3.64 0.50 113.80 117.44 A A A N7 C8 N9 DA DA DA 1 1 1 N 1 2.79 0.30 108.30 111.09 A A A O4' C1' N1 DT DT DT 2 2 2 N 1 2.94 0.30 108.30 111.24 A A A O4' C1' N1 DC DC DC 3 3 3 N 1 2.98 0.30 108.30 111.28 A A A O4' C1' N1 DC DC DC 4 4 4 N 1 2.90 0.30 108.30 111.20 A A A O4' C1' N1 DT DT DT 5 5 5 N 1 4.11 0.30 108.30 112.41 A A A O4' C1' N9 DA DA DA 6 6 6 N 1 3.63 0.50 113.80 117.43 A A A N7 C8 N9 DA DA DA 6 6 6 N 1 3.03 0.30 108.30 111.33 A A A O4' C1' N9 DG DG DG 7 7 7 N 1 4.57 0.50 113.10 117.67 A A A N7 C8 N9 DG DG DG 7 7 7 N 1 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 DG DG DG 7 7 7 N 1 3.20 0.30 108.30 111.50 A A A O4' C1' N1 DT DT DT 8 8 8 N 1 3.09 0.30 108.30 111.39 A A A O4' C1' N1 DT DT DT 9 9 9 N 1 4.02 0.50 113.80 117.82 A A A N7 C8 N9 DA DA DA 10 10 10 N 1 -2.55 0.40 105.80 103.25 A A A C8 N9 C4 DA DA DA 10 10 10 N 1 3.39 0.30 108.30 111.69 A A A O4' C1' N1 DT DT DT 11 11 11 N 1 3.01 0.30 108.30 111.31 A A A O4' C1' N9 DA DA DA 12 12 12 N 1 3.63 0.50 113.80 117.43 A A A N7 C8 N9 DA DA DA 12 12 12 N 1 2.86 0.30 108.30 111.16 A A A O4' C1' N9 DG DG DG 13 13 13 N 1 4.60 0.50 113.10 117.70 A A A N7 C8 N9 DG DG DG 13 13 13 N 1 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 DG DG DG 13 13 13 N 1 3.12 0.30 108.30 111.42 A A A O4' C1' N9 DG DG DG 14 14 14 N 1 4.70 0.50 113.10 117.80 A A A N7 C8 N9 DG DG DG 14 14 14 N 1 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 DG DG DG 14 14 14 N 1 3.25 0.30 108.30 111.55 A A A O4' C1' N9 DA DA DA 15 15 15 N 1 3.73 0.50 113.80 117.53 A A A N7 C8 N9 DA DA DA 15 15 15 N 1 3.01 0.30 108.30 111.31 A A A O4' C1' N1 DT DT DT 16 16 16 N 2 3.09 0.30 108.30 111.39 A A A O4' C1' N9 DA DA DA 1 1 1 N 2 3.62 0.50 113.80 117.42 A A A N7 C8 N9 DA DA DA 1 1 1 N 2 4.03 0.30 108.30 112.33 A A A O4' C1' N1 DT DT DT 2 2 2 N 2 2.46 0.30 108.30 110.76 A A A O4' C1' N1 DC DC DC 3 3 3 N 2 3.68 0.30 108.30 111.98 A A A O4' C1' N1 DC DC DC 4 4 4 N 2 2.60 0.30 108.30 110.90 A A A O4' C1' N1 DT DT DT 5 5 5 N 2 4.49 0.30 108.30 112.79 A A A O4' C1' N9 DA DA DA 6 6 6 N 2 3.56 0.50 113.80 117.36 A A A N7 C8 N9 DA DA DA 6 6 6 N 2 2.84 0.30 108.30 111.14 A A A O4' C1' N9 DG DG DG 7 7 7 N 2 4.52 0.50 113.10 117.62 A A A N7 C8 N9 DG DG DG 7 7 7 N 2 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 DG DG DG 7 7 7 N 2 3.17 0.30 108.30 111.47 A A A O4' C1' N1 DT DT DT 8 8 8 N 2 -3.65 0.60 122.90 119.25 A A A C6 C5 C7 DT DT DT 8 8 8 N 2 2.44 0.30 108.30 110.74 A A A O4' C1' N1 DT DT DT 9 9 9 N 2 2.09 0.30 108.30 110.39 A A A O4' C1' N9 DA DA DA 10 10 10 N 2 4.13 0.50 113.80 117.93 A A A N7 C8 N9 DA DA DA 10 10 10 N 2 -2.49 0.40 105.80 103.31 A A A C8 N9 C4 DA DA DA 10 10 10 N 2 3.69 0.30 108.30 111.99 A A A O4' C1' N1 DT DT DT 11 11 11 N 2 3.26 0.30 108.30 111.56 A A A O4' C1' N9 DA DA DA 12 12 12 N 2 3.71 0.50 113.80 117.51 A A A N7 C8 N9 DA DA DA 12 12 12 N 2 2.81 0.30 108.30 111.11 A A A O4' C1' N9 DG DG DG 13 13 13 N 2 4.68 0.50 113.10 117.78 A A A N7 C8 N9 DG DG DG 13 13 13 N 2 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 DG DG DG 13 13 13 N 2 2.70 0.30 108.30 111.00 A A A O4' C1' N9 DG DG DG 14 14 14 N 2 4.83 0.50 113.10 117.93 A A A N7 C8 N9 DG DG DG 14 14 14 N 2 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 DG DG DG 14 14 14 N 2 3.82 0.30 108.30 112.12 A A A O4' C1' N9 DA DA DA 15 15 15 N 2 3.69 0.50 113.80 117.49 A A A N7 C8 N9 DA DA DA 15 15 15 N 2 3.57 0.30 108.30 111.87 A A A O4' C1' N1 DT DT DT 16 16 16 N 3 2.88 0.30 108.30 111.18 A A A O4' C1' N9 DA DA DA 1 1 1 N 3 3.64 0.50 113.80 117.44 A A A N7 C8 N9 DA DA DA 1 1 1 N 3 3.62 0.30 108.30 111.92 A A A O4' C1' N1 DT DT DT 2 2 2 N 3 2.49 0.30 108.30 110.79 A A A O4' C1' N1 DC DC DC 3 3 3 N 3 2.75 0.30 108.30 111.05 A A A O4' C1' N1 DC DC DC 4 4 4 N 3 3.00 0.30 108.30 111.30 A A A O4' C1' N1 DT DT DT 5 5 5 N 3 -3.72 0.60 122.90 119.18 A A A C6 C5 C7 DT DT DT 5 5 5 N 3 4.44 0.30 108.30 112.74 A A A O4' C1' N9 DA DA DA 6 6 6 N 3 3.63 0.50 113.80 117.43 A A A N7 C8 N9 DA DA DA 6 6 6 N 3 2.98 0.30 108.30 111.28 A A A O4' C1' N9 DG DG DG 7 7 7 N 3 4.44 0.50 113.10 117.54 A A A N7 C8 N9 DG DG DG 7 7 7 N 3 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 DG DG DG 7 7 7 N 3 3.55 0.30 108.30 111.85 A A A O4' C1' N1 DT DT DT 8 8 8 N 3 3.37 0.30 108.30 111.67 A A A O4' C1' N1 DT DT DT 9 9 9 N 3 4.16 0.50 113.80 117.96 A A A N7 C8 N9 DA DA DA 10 10 10 N 3 -2.58 0.40 105.80 103.22 A A A C8 N9 C4 DA DA DA 10 10 10 N 3 2.87 0.30 108.30 111.17 A A A O4' C1' N1 DT DT DT 11 11 11 N 3 3.01 0.30 108.30 111.31 A A A O4' C1' N9 DA DA DA 12 12 12 N 3 3.70 0.50 113.80 117.50 A A A N7 C8 N9 DA DA DA 12 12 12 N 3 2.54 0.30 108.30 110.84 A A A O4' C1' N9 DG DG DG 13 13 13 N 3 4.58 0.50 113.10 117.68 A A A N7 C8 N9 DG DG DG 13 13 13 N 3 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 DG DG DG 13 13 13 N 3 3.13 0.30 108.30 111.43 A A A O4' C1' N9 DG DG DG 14 14 14 N 3 4.59 0.50 113.10 117.69 A A A N7 C8 N9 DG DG DG 14 14 14 N 3 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 DG DG DG 14 14 14 N 3 3.18 0.30 108.30 111.48 A A A O4' C1' N9 DA DA DA 15 15 15 N 3 3.70 0.50 113.80 117.50 A A A N7 C8 N9 DA DA DA 15 15 15 N 3 2.88 0.30 108.30 111.18 A A A O4' C1' N1 DT DT DT 16 16 16 N 4 2.86 0.30 108.30 111.16 A A A O4' C1' N9 DA DA DA 1 1 1 N 4 3.71 0.50 113.80 117.51 A A A N7 C8 N9 DA DA DA 1 1 1 N 4 3.36 0.30 108.30 111.66 A A A O4' C1' N1 DT DT DT 2 2 2 N 4 2.65 0.30 108.30 110.95 A A A O4' C1' N1 DC DC DC 3 3 3 N 4 2.88 0.30 108.30 111.18 A A A O4' C1' N1 DC DC DC 4 4 4 N 4 2.96 0.30 108.30 111.26 A A A O4' C1' N1 DT DT DT 5 5 5 N 4 -3.71 0.60 122.90 119.19 A A A C6 C5 C7 DT DT DT 5 5 5 N 4 4.26 0.30 108.30 112.56 A A A O4' C1' N9 DA DA DA 6 6 6 N 4 3.63 0.50 113.80 117.43 A A A N7 C8 N9 DA DA DA 6 6 6 N 4 2.81 0.30 108.30 111.11 A A A O4' C1' N9 DG DG DG 7 7 7 N 4 4.42 0.50 113.10 117.52 A A A N7 C8 N9 DG DG DG 7 7 7 N 4 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 DG DG DG 7 7 7 N 4 3.08 0.30 108.30 111.38 A A A O4' C1' N1 DT DT DT 8 8 8 N 4 3.01 0.30 108.30 111.31 A A A O4' C1' N1 DT DT DT 9 9 9 N 4 4.07 0.50 113.80 117.87 A A A N7 C8 N9 DA DA DA 10 10 10 N 4 -2.64 0.40 105.80 103.16 A A A C8 N9 C4 DA DA DA 10 10 10 N 4 2.67 0.30 108.30 110.97 A A A O4' C1' N1 DT DT DT 11 11 11 N 4 3.07 0.30 108.30 111.37 A A A O4' C1' N9 DA DA DA 12 12 12 N 4 3.68 0.50 113.80 117.48 A A A N7 C8 N9 DA DA DA 12 12 12 N 4 2.38 0.30 108.30 110.68 A A A O4' C1' N9 DG DG DG 13 13 13 N 4 4.71 0.50 113.10 117.81 A A A N7 C8 N9 DG DG DG 13 13 13 N 4 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 DG DG DG 13 13 13 N 4 3.13 0.30 108.30 111.43 A A A O4' C1' N9 DG DG DG 14 14 14 N 4 4.59 0.50 113.10 117.69 A A A N7 C8 N9 DG DG DG 14 14 14 N 4 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 DG DG DG 14 14 14 N 4 3.70 0.30 108.30 112.00 A A A O4' C1' N9 DA DA DA 15 15 15 N 4 3.66 0.50 113.80 117.46 A A A N7 C8 N9 DA DA DA 15 15 15 N 4 2.95 0.30 108.30 111.25 A A A O4' C1' N1 DT DT DT 16 16 16 N 5 3.20 0.30 108.30 111.50 A A A O4' C1' N9 DA DA DA 1 1 1 N 5 3.71 0.50 113.80 117.51 A A A N7 C8 N9 DA DA DA 1 1 1 N 5 3.24 0.30 108.30 111.54 A A A O4' C1' N1 DT DT DT 2 2 2 N 5 2.22 0.30 108.30 110.52 A A A O4' C1' N1 DC DC DC 3 3 3 N 5 3.86 0.30 108.30 112.16 A A A O4' C1' N1 DC DC DC 4 4 4 N 5 2.82 0.30 108.30 111.12 A A A O4' C1' N1 DT DT DT 5 5 5 N 5 3.99 0.30 108.30 112.29 A A A O4' C1' N9 DA DA DA 6 6 6 N 5 3.43 0.50 113.80 117.23 A A A N7 C8 N9 DA DA DA 6 6 6 N 5 2.78 0.30 108.30 111.08 A A A O4' C1' N9 DG DG DG 7 7 7 N 5 4.57 0.50 113.10 117.67 A A A N7 C8 N9 DG DG DG 7 7 7 N 5 -2.80 0.40 106.40 103.60 A A A C8 N9 C4 DG DG DG 7 7 7 N 5 3.52 0.30 108.30 111.82 A A A O4' C1' N1 DT DT DT 8 8 8 N 5 1.93 0.30 108.30 110.23 A A A O4' C1' N1 DT DT DT 9 9 9 N 5 2.40 0.30 108.30 110.70 A A A O4' C1' N9 DA DA DA 10 10 10 N 5 4.07 0.50 113.80 117.87 A A A N7 C8 N9 DA DA DA 10 10 10 N 5 -2.59 0.40 105.80 103.21 A A A C8 N9 C4 DA DA DA 10 10 10 N 5 3.66 0.30 108.30 111.96 A A A O4' C1' N1 DT DT DT 11 11 11 N 5 3.21 0.30 108.30 111.51 A A A O4' C1' N9 DA DA DA 12 12 12 N 5 3.67 0.50 113.80 117.47 A A A N7 C8 N9 DA DA DA 12 12 12 N 5 2.48 0.30 108.30 110.78 A A A O4' C1' N9 DG DG DG 13 13 13 N 5 4.75 0.50 113.10 117.85 A A A N7 C8 N9 DG DG DG 13 13 13 N 5 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 DG DG DG 13 13 13 N 5 2.67 0.30 108.30 110.97 A A A O4' C1' N9 DG DG DG 14 14 14 N 5 4.68 0.50 113.10 117.78 A A A N7 C8 N9 DG DG DG 14 14 14 N 5 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 DG DG DG 14 14 14 N 5 3.22 0.30 108.30 111.52 A A A O4' C1' N9 DA DA DA 15 15 15 N 5 3.66 0.50 113.80 117.46 A A A N7 C8 N9 DA DA DA 15 15 15 N 5 3.11 0.30 108.30 111.41 A A A O4' C1' N1 DT DT DT 16 16 16 N 6 3.15 0.30 108.30 111.45 A A A O4' C1' N9 DA DA DA 1 1 1 N 6 3.68 0.50 113.80 117.48 A A A N7 C8 N9 DA DA DA 1 1 1 N 6 2.77 0.30 108.30 111.07 A A A O4' C1' N1 DT DT DT 2 2 2 N 6 2.99 0.30 108.30 111.29 A A A O4' C1' N1 DC DC DC 3 3 3 N 6 3.03 0.30 108.30 111.33 A A A O4' C1' N1 DC DC DC 4 4 4 N 6 2.97 0.30 108.30 111.27 A A A O4' C1' N1 DT DT DT 5 5 5 N 6 -3.74 0.60 122.90 119.16 A A A C6 C5 C7 DT DT DT 5 5 5 N 6 4.26 0.30 108.30 112.56 A A A O4' C1' N9 DA DA DA 6 6 6 N 6 3.58 0.50 113.80 117.38 A A A N7 C8 N9 DA DA DA 6 6 6 N 6 2.72 0.30 108.30 111.02 A A A O4' C1' N9 DG DG DG 7 7 7 N 6 4.47 0.50 113.10 117.57 A A A N7 C8 N9 DG DG DG 7 7 7 N 6 -2.77 0.40 106.40 103.63 A A A C8 N9 C4 DG DG DG 7 7 7 N 6 2.92 0.30 108.30 111.22 A A A O4' C1' N1 DT DT DT 8 8 8 N 6 2.94 0.30 108.30 111.24 A A A O4' C1' N1 DT DT DT 9 9 9 N 6 -3.64 0.60 122.90 119.26 A A A C6 C5 C7 DT DT DT 9 9 9 N 6 4.03 0.50 113.80 117.83 A A A N7 C8 N9 DA DA DA 10 10 10 N 6 -2.59 0.40 105.80 103.21 A A A C8 N9 C4 DA DA DA 10 10 10 N 6 2.77 0.30 108.30 111.07 A A A O4' C1' N1 DT DT DT 11 11 11 N 6 2.79 0.30 108.30 111.09 A A A O4' C1' N9 DA DA DA 12 12 12 N 6 3.58 0.50 113.80 117.38 A A A N7 C8 N9 DA DA DA 12 12 12 N 6 2.75 0.30 108.30 111.05 A A A O4' C1' N9 DG DG DG 13 13 13 N 6 4.57 0.50 113.10 117.67 A A A N7 C8 N9 DG DG DG 13 13 13 N 6 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 DG DG DG 13 13 13 N 6 2.90 0.30 108.30 111.20 A A A O4' C1' N9 DG DG DG 14 14 14 N 6 4.62 0.50 113.10 117.72 A A A N7 C8 N9 DG DG DG 14 14 14 N 6 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 DG DG DG 14 14 14 N 6 3.51 0.30 108.30 111.81 A A A O4' C1' N9 DA DA DA 15 15 15 N 6 3.77 0.50 113.80 117.57 A A A N7 C8 N9 DA DA DA 15 15 15 N 6 3.13 0.30 108.30 111.43 A A A O4' C1' N1 DT DT DT 16 16 16 N 7 2.65 0.30 108.30 110.95 A A A O4' C1' N9 DA DA DA 1 1 1 N 7 3.71 0.50 113.80 117.51 A A A N7 C8 N9 DA DA DA 1 1 1 N 7 3.22 0.30 108.30 111.52 A A A O4' C1' N1 DT DT DT 2 2 2 N 7 2.68 0.30 108.30 110.98 A A A O4' C1' N1 DC DC DC 3 3 3 N 7 3.14 0.30 108.30 111.44 A A A O4' C1' N1 DC DC DC 4 4 4 N 7 3.13 0.30 108.30 111.43 A A A O4' C1' N1 DT DT DT 5 5 5 N 7 -3.78 0.60 122.90 119.12 A A A C6 C5 C7 DT DT DT 5 5 5 N 7 4.21 0.30 108.30 112.51 A A A O4' C1' N9 DA DA DA 6 6 6 N 7 3.55 0.50 113.80 117.35 A A A N7 C8 N9 DA DA DA 6 6 6 N 7 3.22 0.30 108.30 111.52 A A A O4' C1' N9 DG DG DG 7 7 7 N 7 4.48 0.50 113.10 117.58 A A A N7 C8 N9 DG DG DG 7 7 7 N 7 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 DG DG DG 7 7 7 N 7 3.42 0.30 108.30 111.72 A A A O4' C1' N1 DT DT DT 8 8 8 N 7 3.08 0.30 108.30 111.38 A A A O4' C1' N1 DT DT DT 9 9 9 N 7 4.10 0.50 113.80 117.90 A A A N7 C8 N9 DA DA DA 10 10 10 N 7 -2.70 0.40 105.80 103.10 A A A C8 N9 C4 DA DA DA 10 10 10 N 7 2.80 0.30 108.30 111.10 A A A O4' C1' N1 DT DT DT 11 11 11 N 7 3.07 0.30 108.30 111.37 A A A O4' C1' N9 DA DA DA 12 12 12 N 7 3.72 0.50 113.80 117.52 A A A N7 C8 N9 DA DA DA 12 12 12 N 7 2.33 0.30 108.30 110.63 A A A O4' C1' N9 DG DG DG 13 13 13 N 7 4.68 0.50 113.10 117.78 A A A N7 C8 N9 DG DG DG 13 13 13 N 7 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 DG DG DG 13 13 13 N 7 2.91 0.30 108.30 111.21 A A A O4' C1' N9 DG DG DG 14 14 14 N 7 4.61 0.50 113.10 117.71 A A A N7 C8 N9 DG DG DG 14 14 14 N 7 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 DG DG DG 14 14 14 N 7 3.42 0.30 108.30 111.72 A A A O4' C1' N9 DA DA DA 15 15 15 N 7 3.67 0.50 113.80 117.47 A A A N7 C8 N9 DA DA DA 15 15 15 N 7 3.02 0.30 108.30 111.32 A A A O4' C1' N1 DT DT DT 16 16 16 N 8 3.31 0.30 108.30 111.61 A A A O4' C1' N9 DA DA DA 1 1 1 N 8 3.68 0.50 113.80 117.48 A A A N7 C8 N9 DA DA DA 1 1 1 N 8 3.36 0.30 108.30 111.66 A A A O4' C1' N1 DT DT DT 2 2 2 N 8 2.69 0.30 108.30 110.99 A A A O4' C1' N1 DC DC DC 3 3 3 N 8 3.11 0.30 108.30 111.41 A A A O4' C1' N1 DC DC DC 4 4 4 N 8 2.50 0.30 108.30 110.80 A A A O4' C1' N1 DT DT DT 5 5 5 N 8 4.32 0.30 108.30 112.62 A A A O4' C1' N9 DA DA DA 6 6 6 N 8 3.59 0.50 113.80 117.39 A A A N7 C8 N9 DA DA DA 6 6 6 N 8 2.48 0.30 108.30 110.78 A A A O4' C1' N9 DG DG DG 7 7 7 N 8 4.53 0.50 113.10 117.63 A A A N7 C8 N9 DG DG DG 7 7 7 N 8 -2.82 0.40 106.40 103.58 A A A C8 N9 C4 DG DG DG 7 7 7 N 8 3.49 0.30 108.30 111.79 A A A O4' C1' N1 DT DT DT 8 8 8 N 8 3.01 0.30 108.30 111.31 A A A O4' C1' N1 DT DT DT 9 9 9 N 8 2.02 0.30 108.30 110.32 A A A O4' C1' N9 DA DA DA 10 10 10 N 8 3.96 0.50 113.80 117.76 A A A N7 C8 N9 DA DA DA 10 10 10 N 8 -2.45 0.40 105.80 103.35 A A A C8 N9 C4 DA DA DA 10 10 10 N 8 3.40 0.30 108.30 111.70 A A A O4' C1' N1 DT DT DT 11 11 11 N 8 3.17 0.30 108.30 111.47 A A A O4' C1' N9 DA DA DA 12 12 12 N 8 3.78 0.50 113.80 117.58 A A A N7 C8 N9 DA DA DA 12 12 12 N 8 2.76 0.30 108.30 111.06 A A A O4' C1' N9 DG DG DG 13 13 13 N 8 4.70 0.50 113.10 117.80 A A A N7 C8 N9 DG DG DG 13 13 13 N 8 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 DG DG DG 13 13 13 N 8 3.36 0.30 108.30 111.66 A A A O4' C1' N9 DG DG DG 14 14 14 N 8 4.69 0.50 113.10 117.79 A A A N7 C8 N9 DG DG DG 14 14 14 N 8 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 DG DG DG 14 14 14 N 8 3.11 0.30 108.30 111.41 A A A O4' C1' N9 DA DA DA 15 15 15 N 8 3.90 0.50 113.80 117.70 A A A N7 C8 N9 DA DA DA 15 15 15 N 8 2.45 0.30 108.30 110.75 A A A O4' C1' N1 DT DT DT 16 16 16 N 9 3.41 0.30 108.30 111.71 A A A O4' C1' N9 DA DA DA 1 1 1 N 9 3.55 0.50 113.80 117.35 A A A N7 C8 N9 DA DA DA 1 1 1 N 9 3.23 0.30 108.30 111.53 A A A O4' C1' N1 DT DT DT 2 2 2 N 9 2.76 0.30 108.30 111.06 A A A O4' C1' N1 DC DC DC 3 3 3 N 9 3.26 0.30 108.30 111.56 A A A O4' C1' N1 DC DC DC 4 4 4 N 9 2.74 0.30 108.30 111.04 A A A O4' C1' N1 DT DT DT 5 5 5 N 9 -3.76 0.60 122.90 119.14 A A A C6 C5 C7 DT DT DT 5 5 5 N 9 4.47 0.30 108.30 112.77 A A A O4' C1' N9 DA DA DA 6 6 6 N 9 3.63 0.50 113.80 117.43 A A A N7 C8 N9 DA DA DA 6 6 6 N 9 2.74 0.30 108.30 111.04 A A A O4' C1' N9 DG DG DG 7 7 7 N 9 4.46 0.50 113.10 117.56 A A A N7 C8 N9 DG DG DG 7 7 7 N 9 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 DG DG DG 7 7 7 N 9 3.34 0.30 108.30 111.64 A A A O4' C1' N1 DT DT DT 8 8 8 N 9 2.65 0.30 108.30 110.95 A A A O4' C1' N1 DT DT DT 9 9 9 N 9 4.19 0.50 113.80 117.99 A A A N7 C8 N9 DA DA DA 10 10 10 N 9 -2.71 0.40 105.80 103.09 A A A C8 N9 C4 DA DA DA 10 10 10 N 9 3.39 0.30 108.30 111.69 A A A O4' C1' N1 DT DT DT 11 11 11 N 9 3.02 0.30 108.30 111.32 A A A O4' C1' N9 DA DA DA 12 12 12 N 9 3.84 0.50 113.80 117.64 A A A N7 C8 N9 DA DA DA 12 12 12 N 9 -2.51 0.40 105.80 103.29 A A A C8 N9 C4 DA DA DA 12 12 12 N 9 2.72 0.30 108.30 111.02 A A A O4' C1' N9 DG DG DG 13 13 13 N 9 4.53 0.50 113.10 117.63 A A A N7 C8 N9 DG DG DG 13 13 13 N 9 -2.80 0.40 106.40 103.60 A A A C8 N9 C4 DG DG DG 13 13 13 N 9 2.83 0.30 108.30 111.13 A A A O4' C1' N9 DG DG DG 14 14 14 N 9 4.59 0.50 113.10 117.69 A A A N7 C8 N9 DG DG DG 14 14 14 N 9 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 DG DG DG 14 14 14 N 9 3.18 0.30 108.30 111.48 A A A O4' C1' N9 DA DA DA 15 15 15 N 9 3.66 0.50 113.80 117.46 A A A N7 C8 N9 DA DA DA 15 15 15 N 9 3.18 0.30 108.30 111.48 A A A O4' C1' N1 DT DT DT 16 16 16 N 10 3.18 0.30 108.30 111.48 A A A O4' C1' N9 DA DA DA 1 1 1 N 10 3.65 0.50 113.80 117.45 A A A N7 C8 N9 DA DA DA 1 1 1 N 10 3.39 0.30 108.30 111.69 A A A O4' C1' N1 DT DT DT 2 2 2 N 10 3.20 0.30 108.30 111.50 A A A O4' C1' N1 DC DC DC 3 3 3 N 10 3.53 0.30 108.30 111.83 A A A O4' C1' N1 DC DC DC 4 4 4 N 10 2.23 0.30 108.30 110.53 A A A O4' C1' N1 DT DT DT 5 5 5 N 10 4.46 0.30 108.30 112.76 A A A O4' C1' N9 DA DA DA 6 6 6 N 10 3.61 0.50 113.80 117.41 A A A N7 C8 N9 DA DA DA 6 6 6 N 10 2.49 0.30 108.30 110.79 A A A O4' C1' N9 DG DG DG 7 7 7 N 10 4.50 0.50 113.10 117.60 A A A N7 C8 N9 DG DG DG 7 7 7 N 10 -2.84 0.40 106.40 103.56 A A A C8 N9 C4 DG DG DG 7 7 7 N 10 2.83 0.30 108.30 111.13 A A A O4' C1' N1 DT DT DT 8 8 8 N 10 3.35 0.30 108.30 111.65 A A A O4' C1' N1 DT DT DT 9 9 9 N 10 4.13 0.50 113.80 117.93 A A A N7 C8 N9 DA DA DA 10 10 10 N 10 -2.73 0.40 105.80 103.07 A A A C8 N9 C4 DA DA DA 10 10 10 N 10 3.35 0.30 108.30 111.65 A A A O4' C1' N1 DT DT DT 11 11 11 N 10 3.11 0.30 108.30 111.41 A A A O4' C1' N9 DA DA DA 12 12 12 N 10 3.74 0.50 113.80 117.54 A A A N7 C8 N9 DA DA DA 12 12 12 N 10 2.98 0.30 108.30 111.28 A A A O4' C1' N9 DG DG DG 13 13 13 N 10 4.70 0.50 113.10 117.80 A A A N7 C8 N9 DG DG DG 13 13 13 N 10 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 DG DG DG 13 13 13 N 10 3.22 0.30 108.30 111.52 A A A O4' C1' N9 DG DG DG 14 14 14 N 10 4.65 0.50 113.10 117.75 A A A N7 C8 N9 DG DG DG 14 14 14 N 10 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 DG DG DG 14 14 14 N 10 3.46 0.30 108.30 111.76 A A A O4' C1' N9 DA DA DA 15 15 15 N 10 3.80 0.50 113.80 117.60 A A A N7 C8 N9 DA DA DA 15 15 15 N 10 3.02 0.30 108.30 111.32 A A A O4' C1' N1 DT DT DT 16 16 16 N model building X-PLOR 3.1 refinement X-PLOR 3.1 phasing X-PLOR 3.1 STRUCTURAL FEATURES OF THE DNA HAIRPIN D(ATCCTAGTTATAGGAT): THE FORMATION OF A G-A BASE PAIR IN THE LOOP, NMR, 10 STRUCTURES 1 N N hydrog WATSON-CRICK A DA 1 A N1 DA 1 1_555 A DT 16 A N3 DT 16 1_555 hydrog WATSON-CRICK A DA 1 A N6 DA 1 1_555 A DT 16 A O4 DT 16 1_555 hydrog WATSON-CRICK A DT 2 A N3 DT 2 1_555 A DA 15 A N1 DA 15 1_555 hydrog WATSON-CRICK A DT 2 A O4 DT 2 1_555 A DA 15 A N6 DA 15 1_555 hydrog WATSON-CRICK A DC 3 A N3 DC 3 1_555 A DG 14 A N1 DG 14 1_555 hydrog WATSON-CRICK A DC 3 A N4 DC 3 1_555 A DG 14 A O6 DG 14 1_555 hydrog WATSON-CRICK A DC 3 A O2 DC 3 1_555 A DG 14 A N2 DG 14 1_555 hydrog WATSON-CRICK A DC 4 A N3 DC 4 1_555 A DG 13 A N1 DG 13 1_555 hydrog WATSON-CRICK A DC 4 A N4 DC 4 1_555 A DG 13 A O6 DG 13 1_555 hydrog WATSON-CRICK A DC 4 A O2 DC 4 1_555 A DG 13 A N2 DG 13 1_555 hydrog WATSON-CRICK A DT 5 A N3 DT 5 1_555 A DA 12 A N1 DA 12 1_555 hydrog WATSON-CRICK A DT 5 A O4 DT 5 1_555 A DA 12 A N6 DA 12 1_555 hydrog WATSON-CRICK A DA 6 A N1 DA 6 1_555 A DT 11 A N3 DT 11 1_555 hydrog WATSON-CRICK A DA 6 A N6 DA 6 1_555 A DT 11 A O4 DT 11 1_555 hydrog TYPE_11_PAIR A DG 7 A N2 DG 7 1_555 A DA 10 A N7 DA 10 1_555 hydrog TYPE_11_PAIR A DG 7 A N3 DG 7 1_555 A DA 10 A N6 DA 10 1_555 DNA DEOXYRIBONUCLEIC ACID, DNA 1AC7 PDB 1 1AC7 1 16 1AC7 1 16 1AC7 A 1 1 16 1 P 1