9sic
Crystal structure of human Signal Regulatory Protein 2 (SIRP) alpha V2 - Q52A mutant
SAXS Profile
P(r) Distribution
1. Structure Basics
| entry_id | 9sic |
| deposition_date | 2025-08-28 |
| last_revision | 2026-01-28 |
| title | Crystal structure of human Signal Regulatory Protein 2 (SIRP) alpha V2 - Q52A mutant |
| keywords | ;IMMUNOGLOBULIN SUPERFAMILY, SIRP, SIRPA, CD47, DON'T EAT ME SIGNAL, IMMUNE CHECKPOINT, IMMUNE SYSTEM ;; IMMUNE SYSTEM |
| method | X-RAY DIFFRACTION |
Download Data
2. SAXS Parameters (CRYSOL)
| rg_guinier | 26.77 Å |
| rg_electron | 25.88 Å |
| i0 | 24570600.00 |
| molecular_weight | 37451.0 kDa |
| excluded_volume | 46548 ų |
| envelope_volume | 65181 ų |
| shell_volume | 21281 ų |
| envelope_diameter | 82.9 Å |
| shell_rg | 32.78 Å |
| envelope_rg | 25.09 Å |
| shape_rg | 25.86 Å |
| total_rg | 26.75 Å |
| total_atoms | 2619 |
| n_residues | 344 |
| 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 | 80.1 Å |
| rg_real | 26.68 Å |
| rg_real_error | 0.59 Å |
| i0_real | 2.4570e+07 |
| i0_real_error | 3.7130e+05 |
| rg_reciprocal | 26.71 Å |
| i0_reciprocal | 24570000.0000 |
| total_estimate | 0.9032 |
| solution_quality | EXCELLENT a EXCELLENT solution |
| n_peaks | 3 |
| r_peak_primary | 40.7 Å |
| skewness | 0.048 |
| kurtosis | -0.806 |
| angular_range | — – 0.2950 Å−1 |
| current_alpha | 0.0000 |
| highest_alpha | 6889000.0000 |
| n_real_points | 60 |
| gnom_version | 4.1.3 |
| quality_criteria | AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.967; Smooth: 0.970 |