9z2m
Ca2+-bound MthK WT in lipid nanodiscs composed of 14:1PC (75%) and POPG (25%)
SAXS Profile
P(r) Distribution
1. Structure Basics
| entry_id | 9z2m |
| deposition_date | 2025-11-05 |
| title | Ca2+-bound MthK WT in lipid nanodiscs composed of 14:1PC (75%) and POPG (25%) |
| keywords | Ion channel, Calcium-activated potassium channel, MEMBRANE PROTEIN, TRANSPORT PROTEIN; TRANSPORT PROTEIN |
| method | ELECTRON MICROSCOPY |
Download Data
2. SAXS Parameters (CRYSOL)
| rg_guinier | 46.45 Å |
| rg_electron | 46.16 Å |
| i0 | 489192000.00 |
| molecular_weight | 158020.0 kDa |
| excluded_volume | 187090 ų |
| envelope_volume | 363390 ų |
| shell_volume | 67576 ų |
| envelope_diameter | 138.0 Å |
| shell_rg | 49.52 Å |
| envelope_rg | 43.59 Å |
| shape_rg | 46.17 Å |
| total_rg | 46.30 Å |
| total_atoms | 11283 |
| n_residues | 2104 |
| 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 | 131.1 Å |
| rg_real | 46.12 Å |
| rg_real_error | 0.91 Å |
| i0_real | 4.8920e+08 |
| i0_real_error | 8.4150e+06 |
| rg_reciprocal | 46.45 Å |
| i0_reciprocal | 489400000.0000 |
| total_estimate | 0.8695 |
| solution_quality | GOOD a GOOD solution |
| n_peaks | 2 |
| r_peak_primary | 65.5 Å |
| skewness | -0.042 |
| kurtosis | -0.593 |
| angular_range | — – 0.1700 Å−1 |
| current_alpha | 0.0000 |
| highest_alpha | 29870000.0000 |
| n_real_points | 35 |
| gnom_version | 4.1.3 |
| quality_criteria | AN1: 0.000; Oscil: 0.966; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.404 |