9q41
Crystal Structure of Human Apo Spermidine Synthase
SAXS Profile
P(r) Distribution
1. Structure Basics
| entry_id | 9q41 |
| deposition_date | 2025-08-19 |
| title | Crystal Structure of Human Apo Spermidine Synthase |
| keywords | Polyamines, biosynthesis, metabolic, enzyme, TRANSFERASE; TRANSFERASE |
| method | X-RAY DIFFRACTION |
Download Data
2. SAXS Parameters (CRYSOL)
| rg_guinier | 25.28 Å |
| rg_electron | 24.25 Å |
| i0 | 64316100.00 |
| molecular_weight | 62586.0 kDa |
| excluded_volume | 78321 ų |
| envelope_volume | 89492 ų |
| shell_volume | 30283 ų |
| envelope_diameter | 83.8 Å |
| shell_rg | 31.98 Å |
| envelope_rg | 24.42 Å |
| shape_rg | 24.24 Å |
| total_rg | 25.11 Å |
| total_atoms | 8718 |
| n_residues | 556 |
| 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 | 80.8 Å |
| rg_real | 25.22 Å |
| rg_real_error | 0.46 Å |
| i0_real | 6.4320e+07 |
| i0_real_error | 9.0380e+05 |
| rg_reciprocal | 25.24 Å |
| i0_reciprocal | 64320000.0000 |
| total_estimate | 0.8991 |
| solution_quality | GOOD a GOOD solution |
| n_peaks | 2 |
| r_peak_primary | 29.5 Å |
| skewness | 0.293 |
| kurtosis | -0.360 |
| angular_range | — – 0.3150 Å−1 |
| current_alpha | 0.0000 |
| highest_alpha | 16040000.0000 |
| n_real_points | 64 |
| gnom_version | 4.1.3 |
| quality_criteria | AN1: 0.000; Oscil: 0.898; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.993 |