1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 McCallum, S.A. Pardi, A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 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 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 O N 112 N P N 113 N O N 114 N O N 115 N O N 116 N C N 117 R C N 118 N O N 119 S C N 120 N O N 121 R C N 122 N O N 123 R C N 124 N N N 125 N C N 126 N O N 127 N N N 128 N C N 129 N O N 130 N C N 131 N C 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 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 sing N 117 N sing N 118 N doub 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 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 sing N 146 N doub N 147 N sing N 148 N doub N 149 N sing N 150 N sing UK J.Mol.Biol. JMOBAK 0070 0022-2836 326 1037 1050 10.1016/S0022-2836(02)01431-6 12589752 Refined Solution Structure of the Iron-responsive Element RNA Using Residual Dipolar Couplings 2003 UK J.Mol.Biol. JMOBAK 0070 0022-2836 274 72 83 10.1006/jmbi.1997.1377 Structure and Dynamics of the Iron Responsive Element RNA: Implications for Binding of the RNA by Iron Regulatory Binding Proteins 1997 10.2210/pdb1nbr/pdb pdb_00001nbr 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 SINGLE WAVELENGTH M 1 1.0 9292.540 RNA HAIRPIN 1 syn polymer no no GGAGUGCUUCAACAGUGCUUGGACGCUCC GGAGUGCUUCAACAGUGCUUGGACGCUCC A 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 -11.207 1 19 A 1 A 29 -5.889 A_G1:C29_A 1 1.915 -0.792 -0.491 -0.318 6.115 1 19 A 2 A 28 0.779 A_G2:C28_A 2 -8.638 0.180 0.063 -0.051 -5.372 1 20 A 3 A 27 -5.830 A_A3:U27_A 3 -4.542 0.243 -0.435 -0.110 -1.748 1 19 A 4 A 26 0.442 A_G4:C26_A 4 -18.635 -0.498 -0.088 -0.230 -0.968 28 A 5 A 25 -0.806 A_U5:G25_A 5 -26.411 2.906 -0.449 -0.882 -2.654 1 19 A 6 A 24 -10.965 A_G6:C24_A 6 32.508 -0.075 -0.823 -0.415 -0.541 1 20 A 8 A 23 -12.096 A_U8:A23_A 7 -11.179 -0.520 1.154 -0.397 2.095 1 28 A 9 A 22 -5.686 A_U9:G22_A 8 -10.255 1.762 0.747 -0.513 12.304 1 19 A 10 A 21 -4.778 A_C10:G21_A 9 -12.109 -0.235 -0.653 -0.116 -6.070 1 20 A 11 A 20 -16.578 A_A11:U20_A 10 4.524 -0.728 -1.410 -0.882 8.641 1 20 A 12 A 19 -7.700 A_A12:U19_A 11 2.512 -0.607 0.131 -0.196 19.581 1 19 A 13 A 17 7.304 A_C13:G17_A 12 -4.670 -0.709 -0.620 0.205 2.487 30.767 A A 1 2 6.552 A A 29 28 2.760 3.450 0.213 -1.580 AA_G1G2:C28C29_AA 1 -5.689 10.805 30.056 -3.525 -1.305 3.260 42.343 A A 2 3 4.522 A A 28 27 3.437 3.263 -0.729 -1.962 AA_G2A3:U27C28_AA 2 1.318 -1.826 42.204 -3.058 1.147 1.672 13.594 A A 3 4 29.347 A A 27 26 3.141 6.642 0.063 -2.165 AA_A3G4:C26U27_AA 3 -1.109 4.900 11.816 -14.442 -1.152 3.079 54.865 A A 4 5 -0.136 A A 26 25 3.112 -0.125 -0.265 -0.946 AA_G4U5:G25C26_AA 4 5.183 -5.632 54.638 -1.019 0.582 -0.446 33.414 A A 5 6 79.820 A A 25 24 3.598 32.870 -0.405 -1.121 AA_U5G6:C24G25_AA 5 0.513 -1.246 6.068 -6.501 0.775 4.116 61.144 A A 6 8 -18.304 A A 24 23 3.562 -18.283 -2.759 -0.952 AA_G6U8:A23C24_AA 6 -11.824 11.838 57.489 0.125 2.026 3.049 46.415 A A 8 9 -0.684 A A 23 22 3.009 -0.539 0.455 -1.391 AA_U8U9:G22A23_AA 7 3.664 -4.653 46.275 -1.722 -0.290 0.826 18.507 A A 9 10 25.242 A A 22 21 2.513 7.099 0.449 -2.786 AA_U9C10:G21G22_AA 8 12.521 -44.520 11.663 -11.094 2.893 3.514 35.962 A A 10 11 17.953 A A 21 20 4.147 10.917 0.664 -1.423 AA_C10A11:U20G21_AA 9 -1.482 2.437 34.286 -4.175 -1.328 3.118 33.981 A A 11 12 -2.858 A A 20 19 3.005 -1.638 -0.625 -1.675 AA_A11A12:U19U20_AA 10 -11.567 20.180 31.966 -2.613 -0.719 2.910 33.058 A A 12 13 4.199 A A 19 17 2.949 2.381 0.578 -1.160 AA_A12C13:G17U19_AA 11 4.288 -7.563 32.703 -2.401 -0.362 database_2 pdbx_nmr_software pdbx_struct_assembly pdbx_struct_oper_list chem_comp_atom chem_comp_bond repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations Data collection 1 0 2003-03-04 1 1 2008-04-28 1 2 2011-07-13 1 3 2022-02-23 1 4 2024-05-22 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_nmr_software.name Iron Responsive Element RNA Hairpin, NMR, 15 Structures RCSB Y RCSB 2002-12-03 REL REL In Vitro Transcription using Synthetic RNA sample structures with the lowest energy 50 15 20 mM Na+ ions 6.5 ambient 298 K 1 lowest energy Brunger refinement X-PLOR 3.851 MSI processing Felix 97 500 Varian INOVA 600 Varian INOVA G 1 n 1 G 1 A G 2 n 2 G 2 A A 3 n 3 A 3 A G 4 n 4 G 4 A U 5 n 5 U 5 A G 6 n 6 G 6 A C 7 n 7 C 7 A U 8 n 8 U 8 A U 9 n 9 U 9 A C 10 n 10 C 10 A A 11 n 11 A 11 A A 12 n 12 A 12 A C 13 n 13 C 13 A A 14 n 14 A 14 A G 15 n 15 G 15 A U 16 n 16 U 16 A G 17 n 17 G 17 A C 18 n 18 C 18 A U 19 n 19 U 19 A U 20 n 20 U 20 A G 21 n 21 G 21 A G 22 n 22 G 22 A A 23 n 23 A 23 A C 24 n 24 C 24 A G 25 n 25 G 25 A C 26 n 26 C 26 A U 27 n 27 U 27 A C 28 n 28 C 28 A C 29 n 29 C 29 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 1 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 1 1 1 N 1 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 1 1 1 N 1 4.47 0.50 113.10 117.57 A A A N7 C8 N9 G G G 2 2 2 N 1 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 2 2 2 N 1 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 3 3 3 N 1 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 4 4 4 N 1 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 4 4 4 N 1 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 6 6 6 N 1 -2.59 0.40 106.40 103.81 A A A C8 N9 C4 G G G 6 6 6 N 1 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 11 11 11 N 1 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 12 12 12 N 1 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 14 14 14 N 1 4.82 0.50 113.10 117.92 A A A N7 C8 N9 G G G 15 15 15 N 1 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 15 15 15 N 1 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 17 17 17 N 1 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 17 17 17 N 1 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 21 21 21 N 1 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 21 21 21 N 1 4.44 0.50 113.10 117.54 A A A N7 C8 N9 G G G 22 22 22 N 1 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 22 22 22 N 1 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 23 23 23 N 1 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 25 25 25 N 1 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 G G G 25 25 25 N 2 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 1 1 1 N 2 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 1 1 1 N 2 4.46 0.50 113.10 117.56 A A A N7 C8 N9 G G G 2 2 2 N 2 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 2 2 2 N 2 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 3 3 3 N 2 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 4 4 4 N 2 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 4 4 4 N 2 4.67 0.50 113.10 117.77 A A A N7 C8 N9 G G G 6 6 6 N 2 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 G G G 6 6 6 N 2 4.75 0.70 108.50 113.25 A A A O4' C1' N1 C C C 7 7 7 N 2 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 11 11 11 N 2 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 12 12 12 N 2 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 14 14 14 N 2 4.84 0.50 113.10 117.94 A A A N7 C8 N9 G G G 15 15 15 N 2 -2.46 0.40 106.40 103.94 A A A C8 N9 C4 G G G 15 15 15 N 2 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 17 17 17 N 2 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 17 17 17 N 2 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 21 21 21 N 2 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 21 21 21 N 2 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 22 22 22 N 2 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 22 22 22 N 2 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 23 23 23 N 2 4.67 0.50 113.10 117.77 A A A N7 C8 N9 G G G 25 25 25 N 2 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 25 25 25 N 3 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 1 1 1 N 3 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 1 1 1 N 3 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 2 2 2 N 3 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 2 2 2 N 3 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 3 3 3 N 3 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 4 4 4 N 3 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 4 4 4 N 3 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 6 6 6 N 3 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 G G G 6 6 6 N 3 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 11 11 11 N 3 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 12 12 12 N 3 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 14 14 14 N 3 4.80 0.50 113.10 117.90 A A A N7 C8 N9 G G G 15 15 15 N 3 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 15 15 15 N 3 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 17 17 17 N 3 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 17 17 17 N 3 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 21 21 21 N 3 -2.77 0.40 106.40 103.63 A A A C8 N9 C4 G G G 21 21 21 N 3 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 22 22 22 N 3 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 22 22 22 N 3 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 23 23 23 N 3 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 25 25 25 N 3 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 25 25 25 N 4 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 1 1 1 N 4 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 1 1 1 N 4 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 2 2 2 N 4 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 2 2 2 N 4 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 3 3 3 N 4 4.62 0.50 113.10 117.72 A A A N7 C8 N9 G G G 4 4 4 N 4 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 4 4 4 N 4 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 6 6 6 N 4 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 6 6 6 N 4 3.83 0.50 113.80 117.63 A A A N7 C8 N9 A A A 11 11 11 N 4 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 12 12 12 N 4 3.78 0.50 113.80 117.58 A A A N7 C8 N9 A A A 14 14 14 N 4 4.86 0.50 113.10 117.96 A A A N7 C8 N9 G G G 15 15 15 N 4 4.45 0.50 113.10 117.55 A A A N7 C8 N9 G G G 17 17 17 N 4 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 G G G 17 17 17 N 4 4.45 0.50 113.10 117.55 A A A N7 C8 N9 G G G 21 21 21 N 4 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 21 21 21 N 4 4.49 0.50 113.10 117.59 A A A N7 C8 N9 G G G 22 22 22 N 4 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 22 22 22 N 4 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 23 23 23 N 4 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 25 25 25 N 4 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 25 25 25 N 5 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 1 1 1 N 5 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 1 1 1 N 5 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 2 2 2 N 5 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 2 2 2 N 5 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 3 3 3 N 5 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 4 4 4 N 5 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 4 4 4 N 5 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 6 6 6 N 5 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 G G G 6 6 6 N 5 4.75 0.70 108.50 113.25 A A A O4' C1' N1 C C C 7 7 7 N 5 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 11 11 11 N 5 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 12 12 12 N 5 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 14 14 14 N 5 4.96 0.50 113.10 118.06 A A A N7 C8 N9 G G G 15 15 15 N 5 -2.42 0.40 106.40 103.98 A A A C8 N9 C4 G G G 15 15 15 N 5 4.45 0.50 113.10 117.55 A A A N7 C8 N9 G G G 17 17 17 N 5 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 G G G 17 17 17 N 5 4.47 0.50 113.10 117.57 A A A N7 C8 N9 G G G 21 21 21 N 5 -2.77 0.40 106.40 103.63 A A A C8 N9 C4 G G G 21 21 21 N 5 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 22 22 22 N 5 -2.82 0.40 106.40 103.58 A A A C8 N9 C4 G G G 22 22 22 N 5 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 23 23 23 N 5 4.62 0.50 113.10 117.72 A A A N7 C8 N9 G G G 25 25 25 N 5 -2.77 0.40 106.40 103.63 A A A C8 N9 C4 G G G 25 25 25 N 6 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 1 1 1 N 6 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 1 1 1 N 6 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 2 2 2 N 6 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 2 2 2 N 6 3.84 0.50 113.80 117.64 A A A N7 C8 N9 A A A 3 3 3 N 6 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 4 4 4 N 6 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 4 4 4 N 6 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 6 6 6 N 6 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 6 6 6 N 6 3.82 0.50 113.80 117.62 A A A N7 C8 N9 A A A 11 11 11 N 6 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 12 12 12 N 6 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 14 14 14 N 6 4.82 0.50 113.10 117.92 A A A N7 C8 N9 G G G 15 15 15 N 6 -2.48 0.40 106.40 103.92 A A A C8 N9 C4 G G G 15 15 15 N 6 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 17 17 17 N 6 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 17 17 17 N 6 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 21 21 21 N 6 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 21 21 21 N 6 4.49 0.50 113.10 117.59 A A A N7 C8 N9 G G G 22 22 22 N 6 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 22 22 22 N 6 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 23 23 23 N 6 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 25 25 25 N 6 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 25 25 25 N 7 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 1 1 1 N 7 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 1 1 1 N 7 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 2 2 2 N 7 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 2 2 2 N 7 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 3 3 3 N 7 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 4 4 4 N 7 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 4 4 4 N 7 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 6 6 6 N 7 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 6 6 6 N 7 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 11 11 11 N 7 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 12 12 12 N 7 3.86 0.50 113.80 117.66 A A A N7 C8 N9 A A A 14 14 14 N 7 4.84 0.50 113.10 117.94 A A A N7 C8 N9 G G G 15 15 15 N 7 -2.56 0.40 106.40 103.84 A A A C8 N9 C4 G G G 15 15 15 N 7 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 17 17 17 N 7 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 17 17 17 N 7 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 21 21 21 N 7 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 G G G 21 21 21 N 7 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 22 22 22 N 7 -2.79 0.40 106.40 103.61 A A A C8 N9 C4 G G G 22 22 22 N 7 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 23 23 23 N 7 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 25 25 25 N 7 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 25 25 25 N 8 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 1 1 1 N 8 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 1 1 1 N 8 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 2 2 2 N 8 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 2 2 2 N 8 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 3 3 3 N 8 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 4 4 4 N 8 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 4 4 4 N 8 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 6 6 6 N 8 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 6 6 6 N 8 3.87 0.50 113.80 117.67 A A A N7 C8 N9 A A A 11 11 11 N 8 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 12 12 12 N 8 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 14 14 14 N 8 4.82 0.50 113.10 117.92 A A A N7 C8 N9 G G G 15 15 15 N 8 -2.51 0.40 106.40 103.89 A A A C8 N9 C4 G G G 15 15 15 N 8 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 17 17 17 N 8 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 17 17 17 N 8 4.69 0.50 113.10 117.79 A A A N7 C8 N9 G G G 21 21 21 N 8 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 G G G 21 21 21 N 8 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 22 22 22 N 8 -2.82 0.40 106.40 103.58 A A A C8 N9 C4 G G G 22 22 22 N 8 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 23 23 23 N 8 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 25 25 25 N 8 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 25 25 25 N 9 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 1 1 1 N 9 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 1 1 1 N 9 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 2 2 2 N 9 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 2 2 2 N 9 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 3 3 3 N 9 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 4 4 4 N 9 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 4 4 4 N 9 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 6 6 6 N 9 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 6 6 6 N 9 3.83 0.50 113.80 117.63 A A A N7 C8 N9 A A A 11 11 11 N 9 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 12 12 12 N 9 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 14 14 14 N 9 4.71 0.50 113.10 117.81 A A A N7 C8 N9 G G G 15 15 15 N 9 -2.45 0.40 106.40 103.95 A A A C8 N9 C4 G G G 15 15 15 N 9 4.37 0.50 113.10 117.47 A A A N7 C8 N9 G G G 17 17 17 N 9 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 17 17 17 N 9 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 21 21 21 N 9 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 21 21 21 N 9 4.47 0.50 113.10 117.57 A A A N7 C8 N9 G G G 22 22 22 N 9 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 22 22 22 N 9 3.63 0.50 113.80 117.43 A A A N7 C8 N9 A A A 23 23 23 N 9 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 25 25 25 N 9 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 25 25 25 N 10 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 1 1 1 N 10 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 1 1 1 N 10 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 10 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 2 2 2 N 10 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 3 3 3 N 10 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 4 4 4 N 10 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 4 4 4 N 10 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 6 6 6 N 10 -2.88 0.40 106.40 103.52 A A A C8 N9 C4 G G G 6 6 6 N 10 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 11 11 11 N 10 3.90 0.50 113.80 117.70 A A A N7 C8 N9 A A A 12 12 12 N 10 3.82 0.50 113.80 117.62 A A A N7 C8 N9 A A A 14 14 14 N 10 4.90 0.50 113.10 118.00 A A A N7 C8 N9 G G G 15 15 15 N 10 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 15 15 15 N 10 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 17 17 17 N 10 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 17 17 17 N 10 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 21 21 21 N 10 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 21 21 21 N 10 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 22 22 22 N 10 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 22 22 22 N 10 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 23 23 23 N 10 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 25 25 25 N 10 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 25 25 25 N 11 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 1 1 1 N 11 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 1 1 1 N 11 4.62 0.50 113.10 117.72 A A A N7 C8 N9 G G G 2 2 2 N 11 -2.81 0.40 106.40 103.59 A A A C8 N9 C4 G G G 2 2 2 N 11 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 3 3 3 N 11 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 4 4 4 N 11 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 4 4 4 N 11 4.21 0.70 108.50 112.71 A A A O4' C1' N9 G G G 6 6 6 N 11 4.39 0.50 113.10 117.49 A A A N7 C8 N9 G G G 6 6 6 N 11 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 6 6 6 N 11 3.84 0.50 113.80 117.64 A A A N7 C8 N9 A A A 11 11 11 N 11 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 12 12 12 N 11 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 14 14 14 N 11 4.82 0.50 113.10 117.92 A A A N7 C8 N9 G G G 15 15 15 N 11 -2.44 0.40 106.40 103.96 A A A C8 N9 C4 G G G 15 15 15 N 11 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 17 17 17 N 11 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 17 17 17 N 11 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 21 21 21 N 11 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 21 21 21 N 11 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 22 22 22 N 11 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 22 22 22 N 11 3.59 0.50 113.80 117.39 A A A N7 C8 N9 A A A 23 23 23 N 11 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 25 25 25 N 11 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 25 25 25 N 12 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 1 1 1 N 12 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 1 1 1 N 12 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 2 2 2 N 12 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 2 2 2 N 12 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 3 3 3 N 12 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 4 4 4 N 12 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 4 4 4 N 12 4.46 0.70 108.50 112.96 A A A O4' C1' N9 G G G 6 6 6 N 12 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 6 6 6 N 12 -3.06 0.40 106.40 103.34 A A A C8 N9 C4 G G G 6 6 6 N 12 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 11 11 11 N 12 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 12 12 12 N 12 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 14 14 14 N 12 4.77 0.50 113.10 117.87 A A A N7 C8 N9 G G G 15 15 15 N 12 -2.47 0.40 106.40 103.93 A A A C8 N9 C4 G G G 15 15 15 N 12 4.40 0.50 113.10 117.50 A A A N7 C8 N9 G G G 17 17 17 N 12 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 G G G 17 17 17 N 12 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 21 21 21 N 12 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 21 21 21 N 12 4.42 0.50 113.10 117.52 A A A N7 C8 N9 G G G 22 22 22 N 12 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 22 22 22 N 12 3.58 0.50 113.80 117.38 A A A N7 C8 N9 A A A 23 23 23 N 12 4.63 0.50 113.10 117.73 A A A N7 C8 N9 G G G 25 25 25 N 12 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 25 25 25 N 13 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 1 1 1 N 13 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 1 1 1 N 13 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 2 2 2 N 13 -2.76 0.40 106.40 103.64 A A A C8 N9 C4 G G G 2 2 2 N 13 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 3 3 3 N 13 4.45 0.50 113.10 117.55 A A A N7 C8 N9 G G G 4 4 4 N 13 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 4 4 4 N 13 4.46 0.50 113.10 117.56 A A A N7 C8 N9 G G G 6 6 6 N 13 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 6 6 6 N 13 3.81 0.50 113.80 117.61 A A A N7 C8 N9 A A A 11 11 11 N 13 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 12 12 12 N 13 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 14 14 14 N 13 4.90 0.50 113.10 118.00 A A A N7 C8 N9 G G G 15 15 15 N 13 4.42 0.50 113.10 117.52 A A A N7 C8 N9 G G G 17 17 17 N 13 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 17 17 17 N 13 4.56 0.50 113.10 117.66 A A A N7 C8 N9 G G G 21 21 21 N 13 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 21 21 21 N 13 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 22 22 22 N 13 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 22 22 22 N 13 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 23 23 23 N 13 4.69 0.50 113.10 117.79 A A A N7 C8 N9 G G G 25 25 25 N 13 -2.88 0.40 106.40 103.52 A A A C8 N9 C4 G G G 25 25 25 N 14 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 1 1 1 N 14 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 1 1 1 N 14 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 14 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 G G G 2 2 2 N 14 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 3 3 3 N 14 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 4 4 4 N 14 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 4 4 4 N 14 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 6 6 6 N 14 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 6 6 6 N 14 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 11 11 11 N 14 3.86 0.50 113.80 117.66 A A A N7 C8 N9 A A A 12 12 12 N 14 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 14 14 14 N 14 4.83 0.50 113.10 117.93 A A A N7 C8 N9 G G G 15 15 15 N 14 -2.54 0.40 106.40 103.86 A A A C8 N9 C4 G G G 15 15 15 N 14 4.47 0.50 113.10 117.57 A A A N7 C8 N9 G G G 17 17 17 N 14 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 17 17 17 N 14 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 21 21 21 N 14 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 21 21 21 N 14 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 22 22 22 N 14 -2.82 0.40 106.40 103.58 A A A C8 N9 C4 G G G 22 22 22 N 14 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 23 23 23 N 14 4.66 0.50 113.10 117.76 A A A N7 C8 N9 G G G 25 25 25 N 14 -2.85 0.40 106.40 103.55 A A A C8 N9 C4 G G G 25 25 25 N 15 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 1 1 1 N 15 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 1 1 1 N 15 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 2 2 2 N 15 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 G G G 2 2 2 N 15 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 3 3 3 N 15 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 4 4 4 N 15 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 4 4 4 N 15 4.50 0.70 108.50 113.00 A A A O4' C1' N9 G G G 6 6 6 N 15 4.40 0.50 113.10 117.50 A A A N7 C8 N9 G G G 6 6 6 N 15 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 6 6 6 N 15 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 11 11 11 N 15 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 12 12 12 N 15 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 14 14 14 N 15 4.82 0.50 113.10 117.92 A A A N7 C8 N9 G G G 15 15 15 N 15 -2.41 0.40 106.40 103.99 A A A C8 N9 C4 G G G 15 15 15 N 15 4.47 0.50 113.10 117.57 A A A N7 C8 N9 G G G 17 17 17 N 15 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 G G G 17 17 17 N 15 4.73 0.50 113.10 117.83 A A A N7 C8 N9 G G G 21 21 21 N 15 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 21 21 21 N 15 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 22 22 22 N 15 -2.82 0.40 106.40 103.58 A A A C8 N9 C4 G G G 22 22 22 N 15 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 23 23 23 N 15 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 25 25 25 N 15 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 25 25 25 N Iron Responsive Element RNA Hairpin, NMR, 15 Structures 1 N N hydrog WATSON-CRICK A G 1 A N1 G 1 1_555 A C 29 A N3 C 29 1_555 hydrog WATSON-CRICK A G 1 A N2 G 1 1_555 A C 29 A O2 C 29 1_555 hydrog WATSON-CRICK A G 1 A O6 G 1 1_555 A C 29 A N4 C 29 1_555 hydrog WATSON-CRICK A G 2 A N1 G 2 1_555 A C 28 A N3 C 28 1_555 hydrog WATSON-CRICK A G 2 A N2 G 2 1_555 A C 28 A O2 C 28 1_555 hydrog WATSON-CRICK A G 2 A O6 G 2 1_555 A C 28 A N4 C 28 1_555 hydrog WATSON-CRICK A A 3 A N1 A 3 1_555 A U 27 A N3 U 27 1_555 hydrog WATSON-CRICK A A 3 A N6 A 3 1_555 A U 27 A O4 U 27 1_555 hydrog WATSON-CRICK A G 4 A N1 G 4 1_555 A C 26 A N3 C 26 1_555 hydrog WATSON-CRICK A G 4 A N2 G 4 1_555 A C 26 A O2 C 26 1_555 hydrog WATSON-CRICK A G 4 A O6 G 4 1_555 A C 26 A N4 C 26 1_555 hydrog TYPE_28_PAIR A U 5 A N3 U 5 1_555 A G 25 A O6 G 25 1_555 hydrog TYPE_28_PAIR A U 5 A O2 U 5 1_555 A G 25 A N1 G 25 1_555 hydrog WATSON-CRICK A G 6 A N1 G 6 1_555 A C 24 A N3 C 24 1_555 hydrog WATSON-CRICK A G 6 A N2 G 6 1_555 A C 24 A O2 C 24 1_555 hydrog WATSON-CRICK A G 6 A O6 G 6 1_555 A C 24 A N4 C 24 1_555 hydrog WATSON-CRICK A U 8 A N3 U 8 1_555 A A 23 A N1 A 23 1_555 hydrog WATSON-CRICK A U 8 A O4 U 8 1_555 A A 23 A N6 A 23 1_555 hydrog TYPE_28_PAIR A U 9 A N3 U 9 1_555 A G 22 A O6 G 22 1_555 hydrog TYPE_28_PAIR A U 9 A O2 U 9 1_555 A G 22 A N1 G 22 1_555 hydrog WATSON-CRICK A C 10 A N3 C 10 1_555 A G 21 A N1 G 21 1_555 hydrog WATSON-CRICK A C 10 A N4 C 10 1_555 A G 21 A O6 G 21 1_555 hydrog WATSON-CRICK A C 10 A O2 C 10 1_555 A G 21 A N2 G 21 1_555 hydrog WATSON-CRICK A A 11 A N1 A 11 1_555 A U 20 A N3 U 20 1_555 hydrog WATSON-CRICK A A 11 A N6 A 11 1_555 A U 20 A O4 U 20 1_555 hydrog WATSON-CRICK A A 12 A N1 A 12 1_555 A U 19 A N3 U 19 1_555 hydrog WATSON-CRICK A A 12 A N6 A 12 1_555 A U 19 A O4 U 19 1_555 hydrog WATSON-CRICK A A 12 A N1 A 12 1_555 A U 20 A N3 U 20 1_555 hydrog WATSON-CRICK A A 12 A N6 A 12 1_555 A U 20 A O4 U 20 1_555 hydrog WATSON-CRICK A C 13 A N3 C 13 1_555 A G 17 A N1 G 17 1_555 hydrog WATSON-CRICK A C 13 A N4 C 13 1_555 A G 17 A O6 G 17 1_555 hydrog WATSON-CRICK A C 13 A O2 C 13 1_555 A G 17 A N2 G 17 1_555 RNA Ribonucleic Acid, RNA, Hairpin, Translational Regulation 1NBR PDB 1 1NBR 1 29 1NBR 1 29 1NBR A 1 1 29