1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Snoussi, K. Nonin-Lecomte, S. Lerou, J.L. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 1 90.00 90.00 90.00 1.000 1.000 1.000 C9 H14 N3 O8 P 323.197 y CYTIDINE-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 N 14 N N N 15 N C N 16 N O N 17 N N N 18 N C N 19 N N N 20 N C N 21 N C N 22 N H N 23 N H 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 O N 37 N P N 38 N O N 39 N O N 40 N O N 41 N C N 42 R C N 43 N O N 44 S C N 45 N O N 46 R C N 47 N O N 48 R C N 49 N N N 50 N C N 51 N O N 52 N N N 53 N C N 54 N O N 55 N C N 56 N C N 57 N H 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 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 N 25 N sing N 26 N sing N 27 N doub N 28 N sing N 29 N doub N 30 N sing N 31 N sing N 32 N sing N 33 N sing N 34 N doub N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N doub N 40 N sing N 41 N sing 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 doub N 64 N sing N 65 N sing N 66 N sing N 67 N doub N 68 N sing N 69 N doub N 70 N sing N 71 N sing UK J.Mol.Biol. JMOBAK 0070 0022-2836 309 139 153 10.1006/jmbi.2001.4618 11491284 The RNA i-motif. 2001 10.2210/pdb1i9k/pdb pdb_00001i9k 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1787.117 5'-R(*UP*CP*CP*CP*CP*C)-3' 4 syn polymer no no UCCCCC UCCCCC A,B,C,D polyribonucleotide n n n n n n -1.192 2 12 A 1 C 1 -178.984 A_U1:U1_C 1 58.450 -1.143 -0.040 0.857 24.501 2 15 A 2 C 2 -179.636 A_C2:C2_C 2 15.913 -2.338 -0.082 -2.103 -7.716 2 15 D 6 B 6 179.455 D_C6:C6_B 3 -9.274 1.890 0.027 1.319 -16.357 2 15 A 3 C 3 -179.152 A_C3:C3_C 4 6.046 -2.298 -0.099 -1.945 1.208 2 15 D 5 B 5 -179.975 D_C5:C5_B 5 10.471 -2.440 -0.253 -2.184 5.226 2 15 A 4 C 4 179.845 A_C4:C4_C 6 0.556 2.499 0.061 2.203 -4.845 2 15 D 4 B 4 -179.972 D_C4:C4_B 7 -1.980 -2.479 0.025 -2.178 -0.924 2 15 A 5 C 5 179.975 A_C5:C5_C 8 -13.029 2.418 -0.006 2.184 -16.015 2 15 D 3 B 3 -179.912 D_C3:C3_B 9 5.454 -2.363 -0.005 -2.045 -7.603 2 15 A 6 C 6 179.958 A_C6:C6_C 10 -8.231 1.886 -0.007 1.363 -22.749 2 15 D 2 B 2 179.784 D_C2:C2_B 11 -16.558 2.266 -0.015 1.947 2.602 2 12 D 1 B 1 179.430 D_U1:U1_B 12 -57.170 1.152 -0.020 -0.924 2.260 34.386 A A 1 2 -0.837 C C 1 2 2.260 -0.495 0.013 -0.030 AA_U1C2:C2U1_CC 1 0.278 -0.470 34.382 0.002 0.008 -0.163 179.033 A D 2 6 63.509 C B 2 6 -0.136 126.541 -2.041 -2.216 AD_C2C6:C6C2_BC 2 -126.561 63.519 40.378 -1.034 1.094 0.064 -179.500 D A 6 3 -76.021 B C 6 3 0.026 151.953 3.195 1.860 DA_C6C3:C3C6_CB 3 -94.145 -47.100 -132.654 -0.938 1.593 -0.110 -178.432 A D 3 5 -58.054 C B 3 5 -0.101 115.639 -1.673 2.046 AD_C3C5:C5C3_BC 4 135.236 67.892 -81.181 -0.992 -0.874 0.005 -178.870 D A 5 4 74.080 B C 5 4 0.056 -147.915 -2.702 -1.906 DA_C5C4:C4C5_CB 5 98.446 49.305 -121.646 0.959 -1.347 -0.023 179.878 A D 4 4 66.453 C B 4 4 -0.020 132.892 -2.361 -2.161 AD_C4C4:C4C4_BC 6 -120.829 60.421 143.562 -1.078 1.183 0.005 -179.888 D A 4 5 -74.739 B C 4 5 0.016 149.450 2.784 1.880 DA_C4C5:C5C4_CB 7 -99.951 -49.984 -114.636 -0.943 1.391 -0.001 -179.929 A D 5 3 -68.592 C B 5 3 0.003 137.152 -1.951 -1.652 AD_C5C3:C3C5_BC 8 -116.447 -58.237 -59.415 0.826 -0.976 -0.016 179.989 D A 3 6 -76.843 B C 3 6 -0.016 -153.685 -3.082 -1.872 DA_C3C6:C6C3_CB 9 93.365 -46.683 172.901 -0.937 1.541 0.004 179.973 A D 6 2 63.179 C B 6 2 -0.006 126.353 -2.107 2.164 AD_C6C2:C2C6_BC 10 128.119 -64.062 122.093 1.082 1.053 -2.309 -34.843 D D 2 1 -0.066 B B 2 1 -2.309 0.039 -0.001 -0.015 DD_C2U1:U1C2_BB 11 -0.111 -0.186 -34.843 0.029 0.010 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 2001-05-30 1 1 2008-04-27 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 RCSB Y RCSB 2001-03-20 REL REL structures with the least restraint violations 50 1 2D NOESY DQF-COSY TOCSY 31P-1H HETERO-TOCSY 13C-1H HSQC sodium counterion 4.3 ambient 270 K NMR-based simulated annealing 9.8 mM of unlabeled DNA Brunger, A.T. refinement X-PLOR 3.851 processing Felix 98 collection VNMR 6.2 data analysis MOLMOL 2.4 data analysis Curves 500 Varian INOVA U 0 n 1 U 1 A C 0 n 2 C 2 A C 0 n 3 C 3 A C 0 n 4 C 4 A C 0 n 5 C 5 A C 0 n 6 C 6 A U 0 n 1 U 1 B C 0 n 2 C 2 B C 0 n 3 C 3 B C 0 n 4 C 4 B C 0 n 5 C 5 B C 0 n 6 C 6 B U 0 n 1 U 1 C C 0 n 2 C 2 C C 0 n 3 C 3 C C 0 n 4 C 4 C C 0 n 5 C 5 C C 0 n 6 C 6 C U 0 n 1 U 1 D C 0 n 2 C 2 D C 0 n 3 C 3 D C 0 n 4 C 4 D C 0 n 5 C 5 D C 0 n 6 C 6 D author_defined_assembly 4 tetrameric 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 B C O2' O2' C C 3 5 2.16 1 A D O2' O2' C C 5 3 2.16 1 4.85 0.80 101.50 106.35 A A A C3' C2' C1' U U U 1 1 1 N 1 4.88 0.80 101.50 106.38 B B B C3' C2' C1' U U U 1 1 1 N 1 4.89 0.80 101.50 106.39 C C C C3' C2' C1' U U U 1 1 1 N 1 4.87 0.80 101.50 106.37 D D D C3' C2' C1' U U U 1 1 1 N model building X-PLOR refinement X-PLOR phasing X-PLOR THE RNA I-MOTIF 1 N N 1 N N 1 N N 1 N N hydrog TYPE_12_PAIR A U 1 A N3 U 1 1_555 C U 1 C O4 U 1 1_555 hydrog TYPE_12_PAIR A U 1 A O4 U 1 1_555 C U 1 C N3 U 1 1_555 hydrog TYPE_15_PAIR A C 2 A N4 C 2 1_555 C C 2 C O2 C 2 1_555 hydrog TYPE_15_PAIR A C 2 A O2 C 2 1_555 C C 2 C N4 C 2 1_555 hydrog TYPE_15_PAIR A C 3 A N4 C 3 1_555 C C 3 C O2 C 3 1_555 hydrog TYPE_15_PAIR A C 3 A O2 C 3 1_555 C C 3 C N4 C 3 1_555 hydrog TYPE_15_PAIR A C 4 A N4 C 4 1_555 C C 4 C O2 C 4 1_555 hydrog TYPE_15_PAIR A C 4 A O2 C 4 1_555 C C 4 C N4 C 4 1_555 hydrog TYPE_15_PAIR A C 5 A N4 C 5 1_555 C C 5 C O2 C 5 1_555 hydrog TYPE_15_PAIR A C 5 A O2 C 5 1_555 C C 5 C N4 C 5 1_555 hydrog TYPE_15_PAIR A C 6 A N4 C 6 1_555 C C 6 C O2 C 6 1_555 hydrog TYPE_15_PAIR A C 6 A O2 C 6 1_555 C C 6 C N4 C 6 1_555 hydrog TYPE_12_PAIR B U 1 B N3 U 1 1_555 D U 1 D O4 U 1 1_555 hydrog TYPE_12_PAIR B U 1 B O4 U 1 1_555 D U 1 D N3 U 1 1_555 hydrog TYPE_15_PAIR B C 2 B N4 C 2 1_555 D C 2 D O2 C 2 1_555 hydrog TYPE_15_PAIR B C 2 B O2 C 2 1_555 D C 2 D N4 C 2 1_555 hydrog TYPE_15_PAIR B C 3 B N4 C 3 1_555 D C 3 D O2 C 3 1_555 hydrog TYPE_15_PAIR B C 3 B O2 C 3 1_555 D C 3 D N4 C 3 1_555 hydrog TYPE_15_PAIR B C 4 B N4 C 4 1_555 D C 4 D O2 C 4 1_555 hydrog TYPE_15_PAIR B C 4 B O2 C 4 1_555 D C 4 D N4 C 4 1_555 hydrog TYPE_15_PAIR B C 5 B N4 C 5 1_555 D C 5 D O2 C 5 1_555 hydrog TYPE_15_PAIR B C 5 B O2 C 5 1_555 D C 5 D N4 C 5 1_555 hydrog TYPE_15_PAIR B C 6 B N4 C 6 1_555 D C 6 D O2 C 6 1_555 hydrog TYPE_15_PAIR B C 6 B O2 C 6 1_555 D C 6 D N4 C 6 1_555 RNA RNA, i-motif 1I9K PDB 1 1I9K 1 6 1I9K 1 6 1I9K A 1 1 6 1 6 1I9K 1 6 1I9K B 1 1 6 1 6 1I9K 1 6 1I9K C 1 1 6 1 6 1I9K 1 6 1I9K D 1 1 6 1 P 1