0.021274 0.012282 0.000000 0.000000 0.024565 0.000000 0.000000 0.000000 0.002824 0.00000 0.00000 0.00000 Sheng, J. Gan, J. Soares, A. Huang, Z. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 108 90.00 90.00 120.00 47.006 47.006 354.105 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 C9 H13 N2 O8 P Se 387.142 n 1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1H)-one 4-Se-ribouridine-5'-phosphate 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 145 N P N 146 N N N 147 N C N 148 N O N 149 N N N 150 N C N 151 N SE N 152 N C N 153 N C N 154 R C N 155 N O N 156 R C N 157 N O N 158 N O N 159 S C N 160 N O N 161 R C N 162 N O N 163 N C N 164 N O 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 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 N 151 N sing N 152 N sing N 153 N sing N 154 N doub N 155 N sing N 156 N doub 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 doub UK Nucleic Acids Res. NARHAD 0389 0305-1048 41 10476 10487 10.1093/nar/gkt799 24013566 Structural insights of non-canonical U*U pair and Hoogsteen interaction probed with Se atom. 2013 10.2210/pdb4iqs/pdb pdb_00004iqs 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 99 1 CCD 2009 ADSC QUANTUM 4 Si(111) SINGLE WAVELENGTH M x-ray 1 0.9795 1.0 X12B NSLS 0.9795 SYNCHROTRON NSLS BEAMLINE X12B 2589.522 RNA (5'-R(*GP*UP*GP*(S5)P*AP*CP*AP*C)-3') US5 4-Selenium Uridine 6 syn polymer no yes GUG(US5)ACAC GUGUACAC A,B,C,D,E,F polyribonucleotide n n n n n n n n 1 2.42 49.23 VAPOR DIFFUSION, HANGING DROP 6 10% MPD, 40 mM Na Cacodylate pH 6.0, 12 mM Spermine tetra-HCl, 12 mM NaCl/80 mM KCl, VAPOR DIFFUSION, HANGING DROP, temperature 298K 298 3.909 1 19 B 6 A 3 3.294 B_C6:G3_A 1 -16.319 0.019 0.178 -0.062 6.802 1 20 B 7 A 2 2.036 B_A7:U2_A 2 -15.809 -0.214 -0.002 -0.107 5.506 1 19 B 8 A 1 -2.936 B_C8:G1_A 3 -9.972 -0.144 0.034 -0.289 -7.080 1 19 C 1 D 8 3.434 C_G1:C8_D 4 -7.956 -0.220 0.243 -0.102 -5.129 1 20 C 2 D 7 -3.524 C_U2:A7_D 5 -14.903 -0.400 0.052 -0.193 -5.068 1 19 C 3 D 6 3.341 C_G3:C6_D 6 -10.150 0.200 0.334 -0.137 -7.909 1 C 4 D 5 9.324 C_US54:A5_D 7 -11.655 0.349 0.654 -0.033 9.625 1 C 5 D 4 15.531 C_A5:US54_D 8 -14.485 -0.097 0.843 0.244 5.610 1 19 C 6 D 3 5.678 C_C6:G3_D 9 -17.923 -0.098 0.103 0.046 -4.276 1 20 C 7 D 2 6.905 C_A7:U2_D 10 -18.733 -0.167 -0.278 -0.159 6.799 1 19 C 8 D 1 -3.601 C_C8:G1_D 11 -5.226 -0.750 -0.271 -0.260 5.884 1 19 A 6 B 3 1.740 A_C6:G3_B 12 -16.988 0.038 0.112 -0.114 0.208 1 20 A 7 B 2 -2.111 A_A7:U2_B 13 -8.591 0.096 0.532 -0.126 7.546 1 19 A 8 B 1 -1.817 A_C8:G1_B 14 -12.259 -0.126 -0.148 -0.095 2.345 30.134 B B 6 7 23.098 A A 3 2 3.171 11.705 -0.330 -1.564 BB_C6A7:U2G3_AA 1 -0.926 1.828 27.801 -5.109 0.468 2.696 34.662 B B 7 8 19.580 A A 2 1 3.300 11.458 0.392 -1.360 BB_A7C8:G1U2_AA 2 0.804 -1.374 32.759 -3.944 -0.541 5.002 -20.547 B C 8 1 -56.733 A D 1 8 3.486 17.098 0.240 -3.698 BC_C8G1:C8G1_DA 3 -2.290 -7.598 -11.203 -2.391 -1.036 3.040 33.397 C C 1 2 9.878 D D 8 7 3.296 5.651 -0.547 -1.231 CC_G1U2:A7C8_DD 4 0.519 -0.907 32.925 -3.055 1.035 2.408 36.995 C C 2 3 20.641 D D 7 6 3.037 12.843 0.779 -1.333 CC_U2G3:C6A7_DD 5 -0.209 0.335 34.767 -3.587 -1.252 3.109 31.499 C C 3 4 7.594 D D 6 5 3.339 4.111 0.407 -1.464 CC_G3US54:A5C6_DD 6 -1.139 2.104 31.216 -3.456 -0.960 1.915 28.504 C C 4 5 14.497 D D 5 4 2.439 7.066 -0.038 -1.859 CC_US54A5:US54A5_DD 7 -0.494 1.014 27.627 -4.866 0.000 2.502 32.321 C C 5 6 19.681 D D 4 3 3.187 10.724 -0.547 -1.270 CC_A5C6:G3US54_DD 8 4.369 -8.017 30.227 -3.992 1.678 2.142 33.818 C C 6 7 31.338 D D 3 2 3.379 17.400 -0.184 -1.541 CC_C6A7:U2G3_DD 9 0.228 -0.412 29.109 -5.212 0.349 2.853 28.920 C C 7 8 9.776 D D 2 1 3.077 4.859 0.391 -1.025 CC_A7C8:G1U2_DD 10 -0.906 1.822 28.504 -3.036 -0.967 2.567 32.471 A A 6 7 17.570 B B 3 2 3.183 9.666 -0.224 -1.667 AA_C6A7:U2G3_BB 11 -3.312 6.020 30.862 -4.512 -0.123 2.939 31.942 A A 7 8 4.355 B B 2 1 3.053 2.380 0.262 -1.380 AA_A7C8:G1U2_BB 12 6.214 -11.370 31.259 -2.907 0.567 chem_comp_atom chem_comp_bond database_2 struct_conn repository Initial release Data collection Database references Derived calculations 1 0 2013-12-25 1 1 2024-02-28 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_dist_value _struct_conn.pdbx_leaving_atom_flag _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id RCSB Y RCSB 2013-01-13 REL REL Synthesized by solid phase synthesizer and purified by HPLC sample G 1 n 1 G 1 A U 2 n 2 U 2 A G 3 n 3 G 3 A SEU 4 n 4 US5 4 A A 5 n 5 A 5 A C 6 n 6 C 6 A A 7 n 7 A 7 A C 8 n 8 C 8 A G 1 n 1 G 1 B U 2 n 2 U 2 B G 3 n 3 G 3 B SEU 4 n 4 US5 4 B A 5 n 5 A 5 B C 6 n 6 C 6 B A 7 n 7 A 7 B C 8 n 8 C 8 B G 1 n 1 G 1 C U 2 n 2 U 2 C G 3 n 3 G 3 C SEU 4 n 4 US5 4 C A 5 n 5 A 5 C C 6 n 6 C 6 C A 7 n 7 A 7 C C 8 n 8 C 8 C G 1 n 1 G 1 D U 2 n 2 U 2 D G 3 n 3 G 3 D SEU 4 n 4 US5 4 D A 5 n 5 A 5 D C 6 n 6 C 6 D A 7 n 7 A 7 D C 8 n 8 C 8 D G 1 n 1 G 1 E U 2 n 2 U 2 E G 3 n 3 G 3 E SEU 4 n 4 US5 4 E A 5 n 5 A 5 E C 6 n 6 C 6 E A 7 n 7 A 7 E C 8 n 8 C 8 E G 1 n 1 G 1 F U 2 n 2 U 2 F G 3 n 3 G 3 F SEU 4 n 4 US5 4 F A 5 n 5 A 5 F C 6 n 6 C 6 F A 7 n 7 A 7 F C 8 n 8 C 8 F 4.1909 -0.9329 -1.3549 1.1717 1.1088 1.2204 -0.0875 -0.2235 0.0352 0.1774 0.2514 -0.2904 0.0223 0.1292 -0.1638 0.3919 0.0309 -0.0719 0.4114 -0.0612 0.3196 refined 10.9737 -0.8545 40.2895 X-RAY DIFFRACTION 1.6731 0.1754 -1.1623 2.5880 -2.7878 3.6199 0.0103 -0.1200 -0.5105 0.2355 0.0441 0.2640 -0.2874 0.1558 -0.0544 0.4431 0.0464 0.0126 0.6038 -0.1007 0.3629 refined 14.4788 -1.4008 36.2137 X-RAY DIFFRACTION 0.2377 0.3550 0.4475 0.6905 0.2899 2.0798 0.0336 0.0754 -0.0469 0.0591 0.1256 -0.0521 0.3443 -0.1708 -0.1592 0.3767 -0.0270 0.0109 0.3789 0.0163 0.2670 refined 17.6311 4.3425 17.2266 X-RAY DIFFRACTION 6.1841 0.2327 -2.7770 3.8581 0.5830 4.0774 -0.0787 -0.0495 -0.0302 -0.1486 0.2295 -0.2009 0.3896 -0.3860 -0.1508 0.3619 -0.1039 -0.0871 0.1989 0.0822 0.2046 refined 18.8799 2.3457 22.2967 X-RAY DIFFRACTION 9.6452 1.9986 -8.1180 5.3343 1.4346 9.2330 0.2772 -0.7852 0.1181 -0.5880 0.0376 0.1350 -0.8915 0.6231 -0.3148 0.6975 0.0159 0.0028 0.6649 0.0710 0.2162 refined 13.5990 7.5481 60.8186 X-RAY DIFFRACTION 6.2122 2.1565 4.9090 12.0155 -7.6875 20.8172 0.1725 -1.1275 0.2086 0.3602 0.2056 0.9929 0.0429 -1.2197 -0.3781 0.2936 0.0610 0.0077 0.5024 -0.2746 0.4175 refined 13.8956 -1.8634 -1.7502 X-RAY DIFFRACTION A 1 A 8 X-RAY DIFFRACTION 1 B 1 B 8 X-RAY DIFFRACTION 2 C 1 C 8 X-RAY DIFFRACTION 3 D 1 D 8 X-RAY DIFFRACTION 4 E 1 E 8 X-RAY DIFFRACTION 5 F 1 F 8 X-RAY DIFFRACTION 6 author_defined_assembly 6 hexameric A US5 4 A US5 4 U B US5 4 B US5 4 U C US5 4 C US5 4 U D US5 4 D US5 4 U E US5 4 E US5 4 U F US5 4 F US5 4 U 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 7.36 0.90 109.80 117.16 C C C C5' C4' O4' G G G 1 1 1 N 1 5.50 0.90 109.80 115.30 D D D C5' C4' O4' G G G 1 1 1 N 1 -8.48 0.90 105.70 97.22 D D D O5' P OP2 A A A 7 7 7 N 1 6.06 0.90 109.80 115.86 E E E C5' C4' O4' G G G 1 1 1 N 1 C F O3' O2' C C 8 8 2.14 1_555 6_655 92.266 0.78 0.78 0.00 0.78 -0.00 -2.54 0.972 0.957 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS 0.25824 0.19386 0.19686 2.60 31.73 232 4776 4.6 99.19 31.263 0.267 RANDOM 1 THROUGHOUT SAD 0.587 0.313 0.80 0.80 1.20 MAXIMUM LIKELIHOOD MASK 2.60 31.73 0 1002 0 1002 0 0.008 0.011 1116 0.003 0.020 468 1.846 1.274 1728 3.260 3.000 1134 0.144 0.200 192 0.012 0.020 552 0.002 0.020 234 0.293 0.200 725 0.121 0.200 21 0.149 0.200 59 0.150 0.200 12 1.141 3.000 1583 1.936 4.500 1728 0.502 0.584 2.668 23 307 20 95.93 2.6 50 4IQS 8915 7113 2.0 2.0 0.053 0.084 1 35.9 10 80 0.46 2.6 2.69 2 1 6.1 95.8 data collection ADSC Quantum phasing SHELXS refinement REFMAC 5.2.0019 data reduction HKL-2000 data scaling HKL-2000 RNA 8mer duplex modified with 4-Se-Uridine 1 N N 1 N N 1 N N 1 N N 1 N N 1 N N covale 1.542 both A G 3 A O3' G 3 1_555 A US5 4 A P US5 4 1_555 covale 1.596 one A US5 4 A O3' US5 4 1_555 A A 5 A P A 5 1_555 covale 1.606 both B G 3 B O3' G 3 1_555 B US5 4 B P US5 4 1_555 covale 1.613 one B US5 4 B O3' US5 4 1_555 B A 5 B P A 5 1_555 covale 1.577 both C G 3 C O3' G 3 1_555 C US5 4 C P US5 4 1_555 covale 1.615 one C US5 4 C O3' US5 4 1_555 C A 5 C P A 5 1_555 covale 1.632 both D G 3 D O3' G 3 1_555 D US5 4 D P US5 4 1_555 covale 1.614 one D US5 4 D O3' US5 4 1_555 D A 5 D P A 5 1_555 covale 1.613 both E G 3 E O3' G 3 1_555 E US5 4 E P US5 4 1_555 covale 1.573 one E US5 4 E O3' US5 4 1_555 E A 5 E P A 5 1_555 covale 1.643 both F G 3 F O3' G 3 1_555 F US5 4 F P US5 4 1_555 covale 1.597 one F US5 4 F O3' US5 4 1_555 F A 5 F P A 5 1_555 hydrog WATSON-CRICK A G 1 A N1 G 1 1_555 B C 8 B N3 C 8 1_555 hydrog WATSON-CRICK A G 1 A N2 G 1 1_555 B C 8 B O2 C 8 1_555 hydrog WATSON-CRICK A G 1 A O6 G 1 1_555 B C 8 B N4 C 8 1_555 hydrog WATSON-CRICK A U 2 A N3 U 2 1_555 B A 7 B N1 A 7 1_555 hydrog WATSON-CRICK A U 2 A O4 U 2 1_555 B A 7 B N6 A 7 1_555 hydrog WATSON-CRICK A G 3 A N1 G 3 1_555 B C 6 B N3 C 6 1_555 hydrog WATSON-CRICK A G 3 A N2 G 3 1_555 B C 6 B O2 C 6 1_555 hydrog WATSON-CRICK A G 3 A O6 G 3 1_555 B C 6 B N4 C 6 1_555 hydrog US5-A PAIR A US5 4 A N3 US5 4 1_555 B A 5 B N1 A 5 1_555 hydrog A-US5 PAIR A A 5 A N1 A 5 1_555 B US5 4 B N3 US5 4 1_555 hydrog WATSON-CRICK A C 6 A N3 C 6 1_555 B G 3 B N1 G 3 1_555 hydrog WATSON-CRICK A C 6 A N4 C 6 1_555 B G 3 B O6 G 3 1_555 hydrog WATSON-CRICK A C 6 A O2 C 6 1_555 B G 3 B N2 G 3 1_555 hydrog WATSON-CRICK A A 7 A N1 A 7 1_555 B U 2 B N3 U 2 1_555 hydrog WATSON-CRICK A A 7 A N6 A 7 1_555 B U 2 B O4 U 2 1_555 hydrog WATSON-CRICK A C 8 A N3 C 8 1_555 B G 1 B N1 G 1 1_555 hydrog WATSON-CRICK A C 8 A N4 C 8 1_555 B G 1 B O6 G 1 1_555 hydrog WATSON-CRICK A C 8 A O2 C 8 1_555 B G 1 B N2 G 1 1_555 hydrog WATSON-CRICK C G 1 C N1 G 1 1_555 D C 8 D N3 C 8 1_555 hydrog WATSON-CRICK C G 1 C N2 G 1 1_555 D C 8 D O2 C 8 1_555 hydrog WATSON-CRICK C G 1 C O6 G 1 1_555 D C 8 D N4 C 8 1_555 hydrog WATSON-CRICK C U 2 C N3 U 2 1_555 D A 7 D N1 A 7 1_555 hydrog WATSON-CRICK C U 2 C O4 U 2 1_555 D A 7 D N6 A 7 1_555 hydrog WATSON-CRICK C G 3 C N1 G 3 1_555 D C 6 D N3 C 6 1_555 hydrog WATSON-CRICK C G 3 C N2 G 3 1_555 D C 6 D O2 C 6 1_555 hydrog WATSON-CRICK C G 3 C O6 G 3 1_555 D C 6 D N4 C 6 1_555 hydrog US5-A PAIR C US5 4 C N3 US5 4 1_555 D A 5 D N1 A 5 1_555 hydrog A-US5 PAIR C A 5 C N1 A 5 1_555 D US5 4 D N3 US5 4 1_555 hydrog WATSON-CRICK C C 6 C N3 C 6 1_555 D G 3 D N1 G 3 1_555 hydrog WATSON-CRICK C C 6 C N4 C 6 1_555 D G 3 D O6 G 3 1_555 hydrog WATSON-CRICK C C 6 C O2 C 6 1_555 D G 3 D N2 G 3 1_555 hydrog WATSON-CRICK C A 7 C N1 A 7 1_555 D U 2 D N3 U 2 1_555 hydrog WATSON-CRICK C A 7 C N6 A 7 1_555 D U 2 D O4 U 2 1_555 hydrog WATSON-CRICK C C 8 C N3 C 8 1_555 D G 1 D N1 G 1 1_555 hydrog WATSON-CRICK C C 8 C N4 C 8 1_555 D G 1 D O6 G 1 1_555 hydrog WATSON-CRICK C C 8 C O2 C 8 1_555 D G 1 D N2 G 1 1_555 hydrog WATSON-CRICK F G 1 F N1 G 1 1_555 F C 8 F N3 C 8 5_555 hydrog WATSON-CRICK F G 1 F N2 G 1 1_555 F C 8 F O2 C 8 5_555 hydrog WATSON-CRICK F G 1 F O6 G 1 1_555 F C 8 F N4 C 8 5_555 hydrog WATSON-CRICK F U 2 F N3 U 2 1_555 F A 7 F N1 A 7 5_555 hydrog WATSON-CRICK F U 2 F O4 U 2 1_555 F A 7 F N6 A 7 5_555 hydrog G-C PAIR F G 3 F N2 G 3 1_555 F C 6 F O2 C 6 5_555 hydrog US5-A PAIR F US5 4 F N3 US5 4 1_555 F A 5 F N1 A 5 5_555 hydrog A-US5 PAIR F A 5 F N1 A 5 1_555 F US5 4 F N3 US5 4 5_555 hydrog C-G PAIR F C 6 F O2 C 6 1_555 F G 3 F N2 G 3 5_555 hydrog WATSON-CRICK F A 7 F N1 A 7 1_555 F U 2 F N3 U 2 5_555 hydrog WATSON-CRICK F A 7 F N6 A 7 1_555 F U 2 F O4 U 2 5_555 hydrog WATSON-CRICK F C 8 F N3 C 8 1_555 F G 1 F N1 G 1 5_555 hydrog WATSON-CRICK F C 8 F N4 C 8 1_555 F G 1 F O6 G 1 5_555 hydrog WATSON-CRICK F C 8 F O2 C 8 1_555 F G 1 F N2 G 1 5_555 RNA Selenium RNA, RNA 4IQS PDB 1 4IQS 1 8 4IQS 1 8 4IQS A 1 1 8 1 8 4IQS 1 8 4IQS B 1 1 8 1 8 4IQS 1 8 4IQS C 1 1 8 1 8 4IQS 1 8 4IQS D 1 1 8 1 8 4IQS 1 8 4IQS E 1 1 8 1 8 4IQS 1 8 4IQS F 1 1 8 155 H 3 2