9sy4
NMR structure determination of a dynamic and thermodynamically stable CUUG RNA tetraloop without restrained loop base pair
SAXS Profile
P(r) Distribution
1. Structure Basics
| entry_id | 9sy4 |
| deposition_date | 2025-10-10 |
| last_revision | 2025-11-12 |
| title | NMR structure determination of a dynamic and thermodynamically stable CUUG RNA tetraloop without restrained loop base pair |
| keywords | Model Hairpin, Conformational Ensemble, MD, RNA, CUUG, Tetraloop, High Resolution; RNA |
| method | SOLUTION NMR |
Download Data
2. SAXS Parameters (CRYSOL)
| rg_guinier | 9.71 Å |
| rg_electron | 9.61 Å |
| i0 | 90830500.00 |
| molecular_weight | 45308.0 kDa |
| excluded_volume | 42317 ų |
| envelope_volume | 6304 ų |
| shell_volume | 5946 ų |
| envelope_diameter | 33.3 Å |
| shell_rg | 14.41 Å |
| envelope_rg | 10.12 Å |
| shape_rg | 9.45 Å |
| total_rg | 9.95 Å |
| total_atoms | 4510 |
| n_residues | 140 |
| n_harmonics | 20 |
| q_range | — – 0.5000 Å−1 |
| n_points | 101 |
| shell_type | directional |
| solvent_density | 0.3340 e/ų |
| contrast_shell | 0.0300 e/ų |
| crysol_version | 4.1.3 |
3. P(r) Analysis (GNOM)
| dmax | 31.6 Å |
| rg_real | 9.66 Å |
| rg_real_error | 0.31 Å |
| i0_real | 9.0830e+07 |
| i0_real_error | 8.9250e+05 |
| rg_reciprocal | 9.66 Å |
| i0_reciprocal | 90830000.0000 |
| total_estimate | 0.8928 |
| solution_quality | GOOD a GOOD solution |
| n_peaks | 2 |
| r_peak_primary | 13.6 Å |
| skewness | 0.078 |
| kurtosis | -0.477 |
| angular_range | — – 0.5000 Å−1 |
| current_alpha | 0.0000 |
| highest_alpha | 19890.0000 |
| n_real_points | 80 |
| gnom_version | 4.1.3 |
| quality_criteria | AN1: 0.000; Oscil: 0.887; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.993; Smooth: 0.951 |