1TGX
X-RAY STRUCTURE AT 1.55 A OF TOXIN GAMMA, A CARDIOTOXIN FROM NAJA NIGRICOLLIS VENOM. CRYSTAL PACKING REVEALS A MODEL FOR INSERTION INTO MEMBRANES
X-RAY DIFFRACTION
Crystallization
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
1.94 | 36.76 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 78.67 | α = 90 |
b = 40.71 | β = 117.08 |
c = 56.02 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | 1.55 | 5 | 2 | 16149 | 0.172 | 0.172 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
x_scangle_it | 11 |
x_scbond_it | 9.7 |
x_mcangle_it | 5.2 |
x_mcbond_it | 4.7 |
x_bond_d | 0.009 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1404 |
Nucleic Acid Atoms | |
Solvent Atoms | 164 |
Heterogen Atoms | 14 |
Software
Software | |
---|---|
Software Name | Purpose |
X-PLOR | model building |
PROLSQ | refinement |
X-PLOR | refinement |
X-PLOR | phasing |