1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Wu, H. Yang, P.K. Butcher, S.E. Kang, S. Chanfreau, G. Feigon, J. 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 UK EMBO J. EMJODG 0897 0261-4189 20 7240 7249 10.1093/emboj/20.24.7240 11743000 A novel family of RNA tetraloop structure forms the recognition site for Saccharomyces cerevisiae RNase III. 2001 10.2210/pdb1k4b/pdb pdb_00001k4b 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 An RNA Hairpin with AGUU Tetraloop, the primary recognition site for S. cerevisiae RNase III. 4463.691 5'-R(*GP*GP*UP*UP*CP*AP*GP*UP*UP*GP*AP*AP*CP*C)-3' 1 syn polymer no no GGUUCAGUUGAACC GGUUCAGUUGAACC A polyribonucleotide n n n n n n n n n n n n n n 0.631 1 19 A 1 A 14 -2.153 A_G1:C14_A 1 3.564 -0.347 -0.163 0.234 -3.768 1 19 A 2 A 13 0.289 A_G2:C13_A 2 0.677 -0.948 -0.136 0.023 5.216 1 20 A 3 A 12 -4.457 A_U3:A12_A 3 -0.004 -0.865 -0.276 0.249 -1.085 1 20 A 4 A 11 -3.936 A_U4:A11_A 4 -0.573 0.481 -0.006 0.197 2.126 1 19 A 5 A 10 -4.456 A_C5:G10_A 5 0.022 -0.450 -0.065 0.251 4.134 26.707 A A 1 2 11.930 A A 14 13 4.446 5.471 -0.168 -1.112 AA_G1G2:C13C14_AA 1 -1.302 2.838 26.119 -4.297 -0.087 2.952 30.930 A A 2 3 19.374 A A 13 12 3.528 10.150 -0.146 -1.217 AA_G2U3:A12C13_AA 2 -0.375 0.716 29.253 -4.286 0.200 3.194 35.228 A A 3 4 21.009 A A 12 11 4.026 12.453 0.558 -1.640 AA_U3U4:A11A12_AA 3 -1.346 2.272 32.992 -4.825 -1.151 3.986 29.463 A A 4 5 -11.976 A A 11 10 3.703 -6.047 0.289 -1.737 AA_U4C5:G10A11_AA 4 1.542 -3.054 28.809 -1.879 -0.178 database_2 pdbx_nmr_software pdbx_struct_assembly pdbx_struct_oper_list repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 2001-12-19 1 1 2008-04-27 1 2 2011-07-13 1 3 2022-02-23 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_nmr_software.name STRUCTURE OF AGAA RNA TETRALOOP, NMR, 20 STRUCTURES RCSB Y RCSB 2001-10-07 REL structures with the lowest energy 100 20 2D NOESY 2D NOESY 3D_13C-separated_NOESY 10mM 6.3 1 atm 274 K 10mM 6.3 1 atm 293 K The structures are based on a total of 341 restraints, 261 are NOE-derived distance constraints, 54 dihedral angle restraints. Additional 26 distance restraints from hydrogen bond are used in the stem region. distance geometry simulated annealing 1 this is the lowest energy structure. 2.0 mM RNA hairpin, pH6.3, 10 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 2.0 mM RNA hairpin, pH6.3, 10 mM NaCl, 99.99% D2o 99.99% D2o 1.0 mM 13C/15N labeled RNA hairpin, pH6.3, 10 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 1.0 mM 13C/15N labeled RNA hairpin, pH6.3, 10 mM NaCl, 99.99% D2o 99.99% D2o Bruker collection XwinNMR 2.6 MSI data analysis Felix 2000 Brunger refinement X-PLOR 3.1 500 Bruker DRX 500 Bruker AMX 600 Bruker DRX G 1 n 1 G 1 A G 2 n 2 G 2 A U 3 n 3 U 3 A U 4 n 4 U 4 A C 5 n 5 C 5 A A 6 n 6 A 6 A G 7 n 7 G 7 A U 8 n 8 U 8 A U 9 n 9 U 9 A G 10 n 10 G 10 A A 11 n 11 A 11 A A 12 n 12 A 12 A C 13 n 13 C 13 A C 14 n 14 C 14 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 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 1 1 1 N 1 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 1 1 1 N 1 4.53 0.50 113.10 117.63 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 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 6 6 6 N 1 4.68 0.50 113.10 117.78 A A A N7 C8 N9 G G G 7 7 7 N 1 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 7 7 7 N 1 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 10 10 10 N 1 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 10 10 10 N 1 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 11 11 11 N 1 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 12 12 12 N 2 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 1 1 1 N 2 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 1 1 1 N 2 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 2 2 2 N 2 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 2 2 2 N 2 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 6 6 6 N 2 4.63 0.50 113.10 117.73 A A A N7 C8 N9 G G G 7 7 7 N 2 -2.59 0.40 106.40 103.81 A A A C8 N9 C4 G G G 7 7 7 N 2 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 10 10 10 N 2 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 10 10 10 N 2 3.79 0.50 113.80 117.59 A A A N7 C8 N9 A A A 11 11 11 N 2 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 12 12 12 N 3 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 1 1 1 N 3 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 1 1 1 N 3 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 2 2 2 N 3 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 2 2 2 N 3 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 6 6 6 N 3 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 7 7 7 N 3 -2.47 0.40 106.40 103.93 A A A C8 N9 C4 G G G 7 7 7 N 3 4.44 0.50 113.10 117.54 A A A N7 C8 N9 G G G 10 10 10 N 3 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 10 10 10 N 3 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 11 11 11 N 3 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 12 12 12 N 4 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 1 1 1 N 4 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 1 1 1 N 4 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 4 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 2 2 2 N 4 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 6 6 6 N 4 4.73 0.50 113.10 117.83 A A A N7 C8 N9 G G G 7 7 7 N 4 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 7 7 7 N 4 4.48 0.50 113.10 117.58 A A A N7 C8 N9 G G G 10 10 10 N 4 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 10 10 10 N 4 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 11 11 11 N 4 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 12 12 12 N 5 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 1 1 1 N 5 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 1 1 1 N 5 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 2 2 2 N 5 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 2 2 2 N 5 3.63 0.50 113.80 117.43 A A A N7 C8 N9 A A A 6 6 6 N 5 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 7 7 7 N 5 -2.51 0.40 106.40 103.89 A A A C8 N9 C4 G G G 7 7 7 N 5 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 10 10 10 N 5 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 10 10 10 N 5 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 11 11 11 N 5 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 12 12 12 N 6 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 1 1 1 N 6 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 1 1 1 N 6 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 6 -2.71 0.40 106.40 103.69 A A A C8 N9 C4 G G G 2 2 2 N 6 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 6 6 6 N 6 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 7 7 7 N 6 -2.52 0.40 106.40 103.88 A A A C8 N9 C4 G G G 7 7 7 N 6 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 10 10 10 N 6 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 10 10 10 N 6 3.65 0.50 113.80 117.45 A A A N7 C8 N9 A A A 11 11 11 N 6 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 12 12 12 N 7 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 1 1 1 N 7 -2.69 0.40 106.40 103.71 A A A C8 N9 C4 G G G 1 1 1 N 7 4.46 0.50 113.10 117.56 A A A N7 C8 N9 G G G 2 2 2 N 7 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 G G G 2 2 2 N 7 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 6 6 6 N 7 4.72 0.50 113.10 117.82 A A A N7 C8 N9 G G G 7 7 7 N 7 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 7 7 7 N 7 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 10 10 10 N 7 -2.72 0.40 106.40 103.68 A A A C8 N9 C4 G G G 10 10 10 N 7 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 11 11 11 N 7 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 12 12 12 N 8 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 1 1 1 N 8 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 1 1 1 N 8 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 8 -2.66 0.40 106.40 103.74 A A A C8 N9 C4 G G G 2 2 2 N 8 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 6 6 6 N 8 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 7 7 7 N 8 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 7 7 7 N 8 4.62 0.50 113.10 117.72 A A A N7 C8 N9 G G G 10 10 10 N 8 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 10 10 10 N 8 3.76 0.50 113.80 117.56 A A A N7 C8 N9 A A A 11 11 11 N 8 3.64 0.50 113.80 117.44 A A A N7 C8 N9 A A A 12 12 12 N 9 4.57 0.50 113.10 117.67 A A A N7 C8 N9 G G G 1 1 1 N 9 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 1 1 1 N 9 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 2 2 2 N 9 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 2 2 2 N 9 3.75 0.50 113.80 117.55 A A A N7 C8 N9 A A A 6 6 6 N 9 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 7 7 7 N 9 -2.59 0.40 106.40 103.81 A A A C8 N9 C4 G G G 7 7 7 N 9 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 10 10 10 N 9 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 10 10 10 N 9 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 11 11 11 N 9 3.81 0.50 113.80 117.61 A A A N7 C8 N9 A A A 12 12 12 N 10 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 1 1 1 N 10 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 1 1 1 N 10 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 2 2 2 N 10 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 2 2 2 N 10 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 6 6 6 N 10 4.66 0.50 113.10 117.76 A A A N7 C8 N9 G G G 7 7 7 N 10 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 G G G 7 7 7 N 10 4.45 0.50 113.10 117.55 A A A N7 C8 N9 G G G 10 10 10 N 10 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 10 10 10 N 10 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 11 11 11 N 10 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 12 12 12 N 11 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 1 1 1 N 11 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 1 1 1 N 11 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 2 2 2 N 11 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 2 2 2 N 11 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 6 6 6 N 11 4.70 0.50 113.10 117.80 A A A N7 C8 N9 G G G 7 7 7 N 11 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 7 7 7 N 11 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 10 10 10 N 11 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 10 10 10 N 11 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 11 11 11 N 11 3.78 0.50 113.80 117.58 A A A N7 C8 N9 A A A 12 12 12 N 12 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 1 1 1 N 12 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 1 1 1 N 12 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 12 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 2 2 2 N 12 3.66 0.50 113.80 117.46 A A A N7 C8 N9 A A A 6 6 6 N 12 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 7 7 7 N 12 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 7 7 7 N 12 4.49 0.50 113.10 117.59 A A A N7 C8 N9 G G G 10 10 10 N 12 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 10 10 10 N 12 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 11 11 11 N 12 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 12 12 12 N 13 4.49 0.50 113.10 117.59 A A A N7 C8 N9 G G G 1 1 1 N 13 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 1 1 1 N 13 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 2 2 2 N 13 -2.70 0.40 106.40 103.70 A A A C8 N9 C4 G G G 2 2 2 N 13 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 6 6 6 N 13 4.66 0.50 113.10 117.76 A A A N7 C8 N9 G G G 7 7 7 N 13 -2.53 0.40 106.40 103.87 A A A C8 N9 C4 G G G 7 7 7 N 13 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 10 10 10 N 13 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 G G G 10 10 10 N 13 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 11 11 11 N 13 3.73 0.50 113.80 117.53 A A A N7 C8 N9 A A A 12 12 12 N 14 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 1 1 1 N 14 -2.60 0.40 106.40 103.80 A A A C8 N9 C4 G G G 1 1 1 N 14 4.53 0.50 113.10 117.63 A A A N7 C8 N9 G G G 2 2 2 N 14 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 2 2 2 N 14 3.80 0.50 113.80 117.60 A A A N7 C8 N9 A A A 6 6 6 N 14 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 7 7 7 N 14 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 7 7 7 N 14 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 10 10 10 N 14 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 10 10 10 N 14 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 11 11 11 N 14 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 12 12 12 N 15 4.58 0.50 113.10 117.68 A A A N7 C8 N9 G G G 1 1 1 N 15 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 1 1 1 N 15 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 15 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 2 2 2 N 15 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 6 6 6 N 15 4.64 0.50 113.10 117.74 A A A N7 C8 N9 G G G 7 7 7 N 15 -2.58 0.40 106.40 103.82 A A A C8 N9 C4 G G G 7 7 7 N 15 4.39 0.50 113.10 117.49 A A A N7 C8 N9 G G G 10 10 10 N 15 -2.67 0.40 106.40 103.73 A A A C8 N9 C4 G G G 10 10 10 N 15 3.62 0.50 113.80 117.42 A A A N7 C8 N9 A A A 11 11 11 N 15 3.62 0.50 113.80 117.42 A A A N7 C8 N9 A A A 12 12 12 N 16 4.50 0.50 113.10 117.60 A A A N7 C8 N9 G G G 1 1 1 N 16 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 1 1 1 N 16 4.55 0.50 113.10 117.65 A A A N7 C8 N9 G G G 2 2 2 N 16 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 2 2 2 N 16 3.65 0.50 113.80 117.45 A A A N7 C8 N9 A A A 6 6 6 N 16 4.68 0.50 113.10 117.78 A A A N7 C8 N9 G G G 7 7 7 N 16 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 7 7 7 N 16 4.49 0.50 113.10 117.59 A A A N7 C8 N9 G G G 10 10 10 N 16 -2.75 0.40 106.40 103.65 A A A C8 N9 C4 G G G 10 10 10 N 16 3.72 0.50 113.80 117.52 A A A N7 C8 N9 A A A 11 11 11 N 16 3.61 0.50 113.80 117.41 A A A N7 C8 N9 A A A 12 12 12 N 17 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 1 1 1 N 17 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 1 1 1 N 17 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 2 2 2 N 17 -2.61 0.40 106.40 103.79 A A A C8 N9 C4 G G G 2 2 2 N 17 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 6 6 6 N 17 4.65 0.50 113.10 117.75 A A A N7 C8 N9 G G G 7 7 7 N 17 -2.64 0.40 106.40 103.76 A A A C8 N9 C4 G G G 7 7 7 N 17 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 10 10 10 N 17 -2.68 0.40 106.40 103.72 A A A C8 N9 C4 G G G 10 10 10 N 17 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 11 11 11 N 17 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 12 12 12 N 18 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 1 1 1 N 18 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 1 1 1 N 18 4.54 0.50 113.10 117.64 A A A N7 C8 N9 G G G 2 2 2 N 18 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 2 2 2 N 18 3.68 0.50 113.80 117.48 A A A N7 C8 N9 A A A 6 6 6 N 18 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 7 7 7 N 18 -2.57 0.40 106.40 103.83 A A A C8 N9 C4 G G G 7 7 7 N 18 4.52 0.50 113.10 117.62 A A A N7 C8 N9 G G G 10 10 10 N 18 -2.73 0.40 106.40 103.67 A A A C8 N9 C4 G G G 10 10 10 N 18 3.65 0.50 113.80 117.45 A A A N7 C8 N9 A A A 11 11 11 N 18 3.70 0.50 113.80 117.50 A A A N7 C8 N9 A A A 12 12 12 N 19 4.46 0.50 113.10 117.56 A A A N7 C8 N9 G G G 1 1 1 N 19 -2.63 0.40 106.40 103.77 A A A C8 N9 C4 G G G 1 1 1 N 19 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 2 2 2 N 19 -2.74 0.40 106.40 103.66 A A A C8 N9 C4 G G G 2 2 2 N 19 3.67 0.50 113.80 117.47 A A A N7 C8 N9 A A A 6 6 6 N 19 4.71 0.50 113.10 117.81 A A A N7 C8 N9 G G G 7 7 7 N 19 -2.62 0.40 106.40 103.78 A A A C8 N9 C4 G G G 7 7 7 N 19 4.59 0.50 113.10 117.69 A A A N7 C8 N9 G G G 10 10 10 N 19 -2.78 0.40 106.40 103.62 A A A C8 N9 C4 G G G 10 10 10 N 19 3.69 0.50 113.80 117.49 A A A N7 C8 N9 A A A 11 11 11 N 19 3.71 0.50 113.80 117.51 A A A N7 C8 N9 A A A 12 12 12 N 20 4.51 0.50 113.10 117.61 A A A N7 C8 N9 G G G 1 1 1 N 20 -2.65 0.40 106.40 103.75 A A A C8 N9 C4 G G G 1 1 1 N 20 4.60 0.50 113.10 117.70 A A A N7 C8 N9 G G G 2 2 2 N 20 -2.59 0.40 106.40 103.81 A A A C8 N9 C4 G G G 2 2 2 N 20 3.78 0.50 113.80 117.58 A A A N7 C8 N9 A A A 6 6 6 N 20 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 7 7 7 N 20 -2.56 0.40 106.40 103.84 A A A C8 N9 C4 G G G 7 7 7 N 20 4.61 0.50 113.10 117.71 A A A N7 C8 N9 G G G 10 10 10 N 20 -2.83 0.40 106.40 103.57 A A A C8 N9 C4 G G G 10 10 10 N 20 3.77 0.50 113.80 117.57 A A A N7 C8 N9 A A A 11 11 11 N 20 3.74 0.50 113.80 117.54 A A A N7 C8 N9 A A A 12 12 12 N STRUCTURE OF AGUU RNA TETRALOOP, NMR, 20 STRUCTURES 1 N N hydrog WATSON-CRICK A G 1 A N1 G 1 1_555 A C 14 A N3 C 14 1_555 hydrog WATSON-CRICK A G 1 A N2 G 1 1_555 A C 14 A O2 C 14 1_555 hydrog WATSON-CRICK A G 1 A O6 G 1 1_555 A C 14 A N4 C 14 1_555 hydrog WATSON-CRICK A G 2 A N1 G 2 1_555 A C 13 A N3 C 13 1_555 hydrog WATSON-CRICK A G 2 A N2 G 2 1_555 A C 13 A O2 C 13 1_555 hydrog WATSON-CRICK A G 2 A O6 G 2 1_555 A C 13 A N4 C 13 1_555 hydrog WATSON-CRICK A U 3 A N3 U 3 1_555 A A 12 A N1 A 12 1_555 hydrog WATSON-CRICK A U 3 A O4 U 3 1_555 A A 12 A N6 A 12 1_555 hydrog WATSON-CRICK A U 4 A N3 U 4 1_555 A A 11 A N1 A 11 1_555 hydrog WATSON-CRICK A U 4 A O4 U 4 1_555 A A 11 A N6 A 11 1_555 hydrog WATSON-CRICK A C 5 A N3 C 5 1_555 A G 10 A N1 G 10 1_555 hydrog WATSON-CRICK A C 5 A N4 C 5 1_555 A G 10 A O6 G 10 1_555 hydrog WATSON-CRICK A C 5 A O2 C 5 1_555 A G 10 A N2 G 10 1_555 RNA Ribonucleic Acid, Tetraloop, RNA 1K4B PDB 1 1K4B 1 14 1K4B 1 14 1K4B A 1 1 14