0.011967 0.006909 0.000000 0.000000 0.013819 0.000000 0.000000 0.000000 0.010120 0.00000 0.00000 0.00000 Huang, L. Wang, J. Lilley, D.M.J. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 83.560 83.560 98.814 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 C9 H13 Br N3 O8 P 402.093 n 5-BROMOCYTIDINE 5'-(DIHYDROGEN PHOSPHATE) RNA linking C10 H14 N5 O8 P 363.221 y GUANOSINE-5'-MONOPHOSPHATE RNA linking C H5 N3 59.070 GUANIDINE 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 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 N 86 N N N 87 N C N 88 N O N 89 N N N 90 N C N 91 N N N 92 N C N 93 N C N 94 N BR 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 O N 109 N P N 110 N O N 111 N O N 112 N O N 113 N C N 114 R C N 115 N O N 116 S C N 117 N O N 118 R C N 119 N O N 120 R C Y 121 N N Y 122 N C Y 123 N N Y 124 N C N 125 N C N 126 N O N 127 N N N 128 N C N 129 N N N 130 N N Y 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 145 N H N 146 N C N 147 N N N 148 N N N 149 N N N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N O N 156 N P N 157 N O N 158 N O N 159 N O N 160 N C N 161 R C N 162 N O N 163 S C N 164 N O N 165 R C N 166 N O N 167 R C N 168 N N N 169 N C N 170 N O N 171 N N N 172 N C N 173 N O N 174 N C N 175 N C 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 186 N H N 187 N H N 188 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 sing N 79 N doub 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 N 100 N sing N 101 N sing N 102 N doub N 103 N sing 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 doub 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 N 132 N sing N 133 N sing N 134 N sing N 135 N sing Y 136 N sing Y 137 N sing Y 138 N doub N 139 N sing Y 140 N sing N 141 N sing Y 142 N doub N 143 N doub N 144 N sing N 145 N sing N 146 N sing N 147 N sing N 148 N doub N 149 N sing N 150 N sing N 151 N sing N 152 N doub 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 doub 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 sing N 184 N sing N 185 N sing N 186 N doub N 187 N sing N 188 N sing N 189 N sing N 190 N doub N 191 N sing N 192 N doub N 193 N sing N 194 N sing US Cell Chem Biol 2451-9456 24 1407 1415.e2 10.1016/j.chembiol.2017.08.021 28988949 Structure of the Guanidine III Riboswitch. 2017 10.2210/pdb5nz6/pdb pdb_00005nz6 100 1 PIXEL 2017-04-24 DECTRIS PILATUS3 6M SINGLE WAVELENGTH M x-ray 1 0.92019 1.0 I03 Diamond 0.92019 SYNCHROTRON DIAMOND BEAMLINE I03 13420.789 RNA (41-MER) 1 syn polymer 59.070 GUANIDINE 1 syn non-polymer no yes C(CBV)GGACGAGGUGCGCCGUACCCGGUCACGACAAGACGG(CBV)GC CCGGACGAGGUGCGCCGUACCCGGUCACGACAAGACGGCGC 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 n n n n n n n n n n n n 1 VAPOR DIFFUSION, HANGING DROP 7 60% v/v Tacsimate pH 7.0 293 0.176 1 19 A 1 A 24 -2.368 A_C1:G24_A 1 -0.527 0.219 0.017 -0.344 2.038 1 19 A 2 A 23 -7.915 A_CBV2:G23_A 2 -9.704 -0.638 0.649 -0.232 -1.656 1 19 A 3 A 22 3.361 A_G3:C22_A 3 -1.871 -0.108 -0.015 -0.277 4.094 1 19 A 4 A 21 -2.402 A_G4:C21_A 4 -1.494 -0.161 -0.060 -0.364 -11.626 1 19 A 29 A 20 2.888 A_G29:C20_A 5 -4.458 0.016 0.088 -0.200 -7.978 4 5 A 5 A 19 -101.159 A_A5:A19_A 6 -13.122 4.754 -0.862 0.571 10.929 1 20 A 35 A 18 -5.856 A_A35:U18_A 7 -1.182 0.109 0.270 -0.232 -1.836 1 19 A 36 A 17 -0.584 A_C36:G17_A 8 -5.122 0.383 0.563 -0.337 -0.544 1 19 A 37 A 16 0.037 A_G37:C16_A 9 -0.890 -0.405 -0.064 -0.393 -1.087 1 19 A 38 A 15 -4.755 A_G38:C15_A 10 0.609 -0.216 0.054 -0.464 2.230 1 19 A 39 A 14 -0.706 A_CBV39:G14_A 11 -5.349 -0.532 -0.062 -0.138 -0.870 1 19 A 40 A 13 -0.745 A_G40:C13_A 12 -8.966 -0.219 0.319 -0.393 -2.251 1 22 A 41 A 12 -10.109 A_C41:G12_A 13 -13.400 -0.566 0.062 -1.169 2.677 32.501 A A 1 2 7.903 A A 24 23 3.037 4.402 0.400 -2.074 AA_C1CBV2:G23G24_AA 1 -3.523 6.324 32.022 -4.383 -1.258 2.432 31.935 A A 2 3 14.423 A A 23 22 3.078 7.854 -0.163 -2.266 AA_CBV2G3:C22G23_AA 2 1.710 -3.140 30.933 -5.339 0.562 2.706 30.909 A A 3 4 9.748 A A 22 21 3.097 5.167 0.049 -2.068 AA_G3G4:C21C22_AA 3 -2.271 4.285 30.401 -4.776 -0.486 3.537 44.094 A A 4 29 0.820 A A 21 20 3.489 0.615 -0.998 -1.431 AA_G4G29:C20C21_AA 4 -3.644 4.859 43.946 -1.969 0.961 2.154 35.924 A A 29 5 13.474 A A 20 19 3.397 8.180 -3.157 -1.960 AA_G29A5:A19C20_AA 5 7.640 -12.584 34.190 -4.196 6.070 3.117 72.623 A A 5 35 2.858 A A 19 18 3.355 3.376 -1.528 -0.866 AA_A5A35:U18A19_AA 6 9.752 -8.255 71.986 -0.842 1.609 3.576 34.369 A A 35 36 -0.025 A A 18 17 3.558 -0.015 -0.456 -1.455 AA_A35C36:G17U18_AA 7 -7.394 12.606 33.588 -2.460 -0.503 3.465 31.238 A A 36 37 -4.286 A A 17 16 3.300 -2.305 0.449 -2.246 AA_C36G37:C16G17_AA 8 0.963 -1.790 31.140 -3.719 -0.644 3.121 24.985 A A 37 38 5.301 A A 16 15 3.288 2.284 -0.658 -2.350 AA_G37G38:C15C16_AA 9 -3.312 7.687 24.664 -6.103 0.547 3.030 28.954 A A 38 39 2.037 A A 15 14 3.118 1.018 0.322 -2.289 AA_G38CBV39:G14C15_AA 10 -0.584 1.168 28.930 -4.789 -0.766 3.403 34.471 A A 39 40 1.073 A A 14 13 3.348 0.634 -1.048 -2.155 AA_CBV39G40:C13G14_AA 11 -3.868 6.541 34.255 -3.739 1.146 3.001 23.342 A A 40 41 9.750 A A 13 12 3.336 3.881 0.471 -1.807 AA_G40C41:G12C13_AA 12 6.120 -15.374 22.204 -5.783 0.912 citation chem_comp_atom chem_comp_bond database_2 pdbx_initial_refinement_model repository Initial release Database references Data collection Database references Refinement description 1 0 2017-10-18 1 1 2017-11-29 1 2 2024-01-17 _citation.journal_volume _citation.page_first _citation.page_last _database_2.pdbx_DOI _database_2.pdbx_database_accession N PDBE Y PDBE 2017-05-12 REL REL GAI GUANIDINE 2021 Thermobifida fusca sample 1 41 5NWQ PDB experimental model GAI 1 2 GAI GAI 101 A C 1 n 1 C 1 A CBV 2 n 2 CBV 2 A G 3 n 3 G 3 A G 4 n 4 G 4 A A 5 n 5 A 5 A C 6 n 6 C 6 A G 7 n 7 G 7 A A 8 n 8 A 8 A G 9 n 9 G 9 A G 10 n 10 G 10 A U 11 n 11 U 11 A G 12 n 12 G 12 A C 13 n 13 C 13 A G 14 n 14 G 14 A C 15 n 15 C 15 A C 16 n 16 C 16 A G 17 n 17 G 17 A U 18 n 18 U 18 A A 19 n 19 A 19 A C 20 n 20 C 20 A C 21 n 21 C 21 A C 22 n 22 C 22 A G 23 n 23 G 23 A G 24 n 24 G 24 A U 25 n 25 U 25 A C 26 n 26 C 26 A A 27 n 27 A 27 A C 28 n 28 C 28 A G 29 n 29 G 29 A A 30 n 30 A 30 A C 31 n 31 C 31 A A 32 n 32 A 32 A A 33 n 33 A 33 A G 34 n 34 G 34 A A 35 n 35 A 35 A C 36 n 36 C 36 A G 37 n 37 G 37 A G 38 n 38 G 38 A CBV 39 n 39 CBV 39 A G 40 n 40 G 40 A C 41 n 41 C 41 A 1.0117 -1.0100 -0.7340 7.8488 -0.4022 0.6486 0.1168 -0.9113 0.3122 0.2831 -0.0993 1.1979 -0.3561 0.2593 -0.0137 1.0534 -0.4480 -0.1971 1.0217 0.1308 0.8361 refined -15.9453 -11.5367 13.3855 X-RAY DIFFRACTION 2.0028 1.7060 0.0464 3.2444 -0.3404 1.4766 -0.0980 -0.4993 -0.1275 -0.1730 -0.0857 -0.2104 -0.3518 0.4247 0.2232 1.1593 -0.4348 -0.0906 0.9236 0.0017 0.9338 refined -19.9275 -19.8592 15.2363 X-RAY DIFFRACTION 4.9682 -0.3633 -1.5910 7.3736 -1.1503 4.3941 1.1341 -1.0148 -0.0633 0.3373 -0.7924 -0.3976 -0.8561 0.9552 -0.2907 1.4416 -0.4805 -0.1727 0.9645 0.0029 1.1012 refined -9.8593 2.0031 11.1299 X-RAY DIFFRACTION 6.7589 0.7068 -3.9319 1.3726 0.0683 8.6557 -0.2059 1.0512 0.9416 0.8404 0.0581 -0.7922 -0.6338 0.5787 -0.1605 0.9085 -0.5316 -0.2416 1.0174 -0.0103 0.5251 refined -11.9178 -1.6722 4.0350 X-RAY DIFFRACTION 3.1091 1.0782 -1.2553 1.3616 -0.9433 4.5677 0.2311 -0.4317 -0.7938 0.8089 -1.0965 -1.2338 0.7385 -0.2333 0.6469 0.9279 -0.2521 -0.1550 1.0551 0.2582 0.8867 refined -5.8553 -15.6292 11.8538 X-RAY DIFFRACTION 6.6749 -0.2094 0.1144 6.5967 -0.6593 5.4475 0.9484 -0.5779 -0.3942 0.2163 -0.4467 1.8989 0.1375 0.5010 -0.2436 1.3779 -0.4424 0.1745 0.6761 0.0250 0.8887 refined -24.7248 -21.4474 20.0191 X-RAY DIFFRACTION X-RAY DIFFRACTION 1 chain 'A' and (resid 1 through 10 ) X-RAY DIFFRACTION 2 chain 'A' and (resid 11 through 20 ) X-RAY DIFFRACTION 3 chain 'A' and (resid 21 through 25 ) X-RAY DIFFRACTION 4 chain 'A' and (resid 26 through 30 ) X-RAY DIFFRACTION 5 chain 'A' and (resid 31 through 35 ) X-RAY DIFFRACTION 6 chain 'A' and (resid 36 through 41 ) author_and_software_defined_assembly PISA 1 monomeric none 1240 -0 6640 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 A A O3' O3P C CBV 1 2 0.34 1 A A O3' O3P G CBV 38 39 0.40 1 A A O6 H42 G C 12 41 0.81 1 A A HO3' P CBV G 39 40 1.02 1 A A H1 N3 G C 12 41 1.09 1 A A HO2' H6 A C 35 36 1.16 1 A A HO2' H5' G C 40 41 1.16 1 A A C6 H42 G C 12 41 1.42 1 A A H21 O2 G C 12 41 1.46 1 A A O4 HN42 U CBV 11 39 1.55 1 A A O6 N4 G C 12 41 1.67 1 A A C3' O3P C CBV 1 2 1.77 1 A A N1 N3 G C 12 41 1.93 1 A A O3' P CBV G 2 3 5.00 1 3.49 0.50 128.60 132.09 A A A N3 C4 C5 G G G 4 4 4 N 1 2.78 0.40 106.40 109.18 A A A C8 N9 C4 G G G 4 4 4 N 1 4.10 0.60 118.60 122.70 A A A N1 C6 N6 A A A 5 5 5 N 1 3.10 0.50 128.60 131.70 A A A N3 C4 C5 G G G 14 14 14 N 1 -2.56 0.40 106.40 103.84 A A A C8 N9 C4 G G G 29 29 29 N 1 -4.36 0.60 126.00 121.64 A A A N3 C4 N9 G G G 29 29 29 N 1 -4.35 0.70 119.90 115.55 A A A N3 C2 N2 G G G 29 29 29 N 1 3.04 0.40 106.40 109.44 A A A C8 N9 C4 G G G 38 38 38 N 0.2169 0.1912 0.1924 2.940 32.938 789 16177 4.88 98.56 0.49 1 THROUGHOUT 1.33 MOLECULAR REPLACEMENT 30.50 0.90 1.11 5NWQ 2.940 32.938 0 886 4 882 0 0.009 993 1.721 1550 18.285 469 0.070 202 0.010 42 0.4682 0.4107 3.1241 149 2488 97.00 0.2567 0.2268 3.3651 119 2571 98.00 0.2159 0.2101 3.7033 152 2538 99.00 0.2014 0.2007 4.2383 148 2551 99.00 0.2228 0.1647 5.3361 90 2616 99.00 0.1721 0.1574 32.9400 131 2624 100.00 2.94 49.41 5NZ6 16177 1.7 0.965 0.101 0.023 1 18.2 21.57 100 1.658 2.94 2.99 1.7 434 0.964 0.367 1 21.1 100 refinement PHENIX (dev_2219: ???) data reduction xia2 data scaling xia2 phasing PHASER N The structure of the thermobifida fusca guanidine III riboswitch with guanidine in space group P3212. 1 N N 2 N N covale 1.621 both A C 1 A O3' C 1 1_555 A CBV 2 A P CBV 2 1_555 covale 1.604 both A G 38 A O3' G 38 1_555 A CBV 39 A P CBV 39 1_555 covale 1.576 one A CBV 39 A O3' CBV 39 1_555 A G 40 A P G 40 1_555 hydrog WATSON-CRICK A C 1 A N3 C 1 1_555 A G 24 A N1 G 24 1_555 hydrog WATSON-CRICK A C 1 A N4 C 1 1_555 A G 24 A O6 G 24 1_555 hydrog WATSON-CRICK A C 1 A O2 C 1 1_555 A G 24 A N2 G 24 1_555 hydrog WATSON-CRICK A CBV 2 A N3 CBV 2 1_555 A G 23 A N1 G 23 1_555 hydrog WATSON-CRICK A CBV 2 A N4 CBV 2 1_555 A G 23 A O6 G 23 1_555 hydrog WATSON-CRICK A CBV 2 A O2 CBV 2 1_555 A G 23 A N2 G 23 1_555 hydrog WATSON-CRICK A G 3 A N1 G 3 1_555 A C 22 A N3 C 22 1_555 hydrog WATSON-CRICK A G 3 A N2 G 3 1_555 A C 22 A O2 C 22 1_555 hydrog WATSON-CRICK A G 3 A O6 G 3 1_555 A C 22 A N4 C 22 1_555 hydrog WATSON-CRICK A G 4 A N1 G 4 1_555 A C 21 A N3 C 21 1_555 hydrog WATSON-CRICK A G 4 A N2 G 4 1_555 A C 21 A O2 C 21 1_555 hydrog WATSON-CRICK A G 4 A O6 G 4 1_555 A C 21 A N4 C 21 1_555 hydrog TYPE_5_PAIR A A 5 A N1 A 5 1_555 A A 19 A N6 A 19 1_555 hydrog TYPE_5_PAIR A A 5 A N6 A 5 1_555 A A 19 A N7 A 19 1_555 hydrog C-U MISPAIR A C 6 A N4 C 6 1_555 A U 18 A O4 U 18 1_555 hydrog REVERSED WATSON-CRICK A C 6 A N3 C 6 1_555 A G 34 A N2 G 34 1_555 hydrog REVERSED WATSON-CRICK A C 6 A O2 C 6 1_555 A G 34 A N1 G 34 1_555 hydrog TYPE_9_PAIR A G 7 A N1 G 7 1_555 A A 35 A N7 A 35 1_555 hydrog TYPE_9_PAIR A G 7 A O6 G 7 1_555 A A 35 A N6 A 35 1_555 hydrog A-C MISPAIR A A 8 A N1 A 8 1_555 A C 36 A N4 C 36 1_555 hydrog G-C PAIR A G 9 A O6 G 9 1_555 A C 16 A N4 C 16 1_555 hydrog TYPE_6_PAIR A G 9 A N1 G 9 1_555 A G 37 A O6 G 37 1_555 hydrog TYPE_6_PAIR A G 9 A N2 G 9 1_555 A G 37 A N7 G 37 1_555 hydrog G-C PAIR A G 10 A O6 G 10 1_555 A C 15 A N4 C 15 1_555 hydrog TYPE_6_PAIR A G 10 A N1 G 10 1_555 A G 38 A O6 G 38 1_555 hydrog TYPE_6_PAIR A G 10 A N2 G 10 1_555 A G 38 A N7 G 38 1_555 hydrog U-G MISPAIR A U 11 A N3 U 11 1_555 A G 14 A O6 G 14 1_555 hydrog U-CBV MISPAIR A U 11 A O4 U 11 1_555 A CBV 39 A N4 CBV 39 1_555 hydrog REVERSED WATSON-CRICK A G 12 A N1 G 12 1_555 A C 41 A O2 C 41 1_555 hydrog REVERSED WATSON-CRICK A G 12 A N2 G 12 1_555 A C 41 A N3 C 41 1_555 hydrog WATSON-CRICK A C 13 A N3 C 13 1_555 A G 40 A N1 G 40 1_555 hydrog WATSON-CRICK A C 13 A N4 C 13 1_555 A G 40 A O6 G 40 1_555 hydrog WATSON-CRICK A C 13 A O2 C 13 1_555 A G 40 A N2 G 40 1_555 hydrog WATSON-CRICK A G 14 A N1 G 14 1_555 A CBV 39 A N3 CBV 39 1_555 hydrog WATSON-CRICK A G 14 A N2 G 14 1_555 A CBV 39 A O2 CBV 39 1_555 hydrog WATSON-CRICK A G 14 A O6 G 14 1_555 A CBV 39 A N4 CBV 39 1_555 hydrog WATSON-CRICK A C 15 A N3 C 15 1_555 A G 38 A N1 G 38 1_555 hydrog WATSON-CRICK A C 15 A N4 C 15 1_555 A G 38 A O6 G 38 1_555 hydrog WATSON-CRICK A C 15 A O2 C 15 1_555 A G 38 A N2 G 38 1_555 hydrog WATSON-CRICK A C 16 A N3 C 16 1_555 A G 37 A N1 G 37 1_555 hydrog WATSON-CRICK A C 16 A N4 C 16 1_555 A G 37 A O6 G 37 1_555 hydrog WATSON-CRICK A C 16 A O2 C 16 1_555 A G 37 A N2 G 37 1_555 hydrog WATSON-CRICK A G 17 A N1 G 17 1_555 A C 36 A N3 C 36 1_555 hydrog WATSON-CRICK A G 17 A N2 G 17 1_555 A C 36 A O2 C 36 1_555 hydrog WATSON-CRICK A G 17 A O6 G 17 1_555 A C 36 A N4 C 36 1_555 hydrog WATSON-CRICK A U 18 A N3 U 18 1_555 A A 35 A N1 A 35 1_555 hydrog WATSON-CRICK A U 18 A O4 U 18 1_555 A A 35 A N6 A 35 1_555 hydrog A-G MISPAIR A A 19 A N6 A 19 1_555 A G 34 A N3 G 34 1_555 hydrog WATSON-CRICK A C 20 A N3 C 20 1_555 A G 29 A N1 G 29 1_555 hydrog WATSON-CRICK A C 20 A N4 C 20 1_555 A G 29 A O6 G 29 1_555 hydrog WATSON-CRICK A C 20 A O2 C 20 1_555 A G 29 A N2 G 29 1_555 hydrog G-A MISPAIR A G 23 A N2 G 23 1_555 A A 27 A N3 A 27 1_555 RNA guanidine III riboswitch, stem-loop, pseudoknot, RNA, gene regulation 5NZ6 PDB 1 1 5NZ6 1 41 5NZ6 1 41 5NZ6 A 1 1 41 binding site for residue GAI A 101 A GAI 101 Software 4 A C 6 A C 6 4 1_555 A G 7 A G 7 4 1_555 A A 8 A A 8 4 1_555 A G 17 A G 17 4 1_555 153 P 32 1 2