9sia
Crystal structure of human Signal Regulatory Protein 2 (SIRP) alpha V2 in complex with L-Tryptophane
SAXS Profile
P(r) Distribution
1. Structure Basics
| entry_id | 9sia |
| deposition_date | 2025-08-28 |
| last_revision | 2026-01-28 |
| title | Crystal structure of human Signal Regulatory Protein 2 (SIRP) alpha V2 in complex with L-Tryptophane |
| keywords | ;IMMUNOGLOBULIN SUPERFAMILY, SIRP, SIRPA, DON'T EAT ME SIGNAL, IMMUNE CHECKPOINT, TRYPTOPHANE, COMPLEX, IMMUNE SYSTEM ;; IMMUNE SYSTEM |
| method | X-RAY DIFFRACTION |
Download Data
2. SAXS Parameters (CRYSOL)
| rg_guinier | 26.58 Å |
| rg_electron | 25.74 Å |
| i0 | 24244800.00 |
| molecular_weight | 37314.0 kDa |
| excluded_volume | 46443 ų |
| envelope_volume | 64364 ų |
| shell_volume | 21074 ų |
| envelope_diameter | 84.3 Å |
| shell_rg | 32.79 Å |
| envelope_rg | 25.13 Å |
| shape_rg | 25.75 Å |
| total_rg | 26.55 Å |
| total_atoms | 2614 |
| n_residues | 340 |
| 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 | 81.6 Å |
| rg_real | 26.50 Å |
| rg_real_error | 0.62 Å |
| i0_real | 2.4240e+07 |
| i0_real_error | 3.3930e+05 |
| rg_reciprocal | 26.53 Å |
| i0_reciprocal | 24250000.0000 |
| total_estimate | 0.8964 |
| solution_quality | GOOD a GOOD solution |
| n_peaks | 3 |
| r_peak_primary | 40.8 Å |
| skewness | 0.058 |
| kurtosis | -0.780 |
| angular_range | — – 0.3000 Å−1 |
| current_alpha | 0.0000 |
| highest_alpha | 7316000.0000 |
| n_real_points | 61 |
| gnom_version | 4.1.3 |
| quality_criteria | AN1: 0.000; Oscil: 0.908; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.964; Smooth: 0.962 |