1SNC
THE CRYSTAL STRUCTURE OF THE TERNARY COMPLEX OF STAPHYLOCOCCAL NUCLEASE, CA2+, AND THE INHIBITOR PD*TP, REFINED AT 1.65 ANGSTROMS
X-RAY DIFFRACTION
Crystallization
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.17 | 43.34 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 48 | α = 90 |
b = 48 | β = 90 |
c = 63.5 | γ = 90 |
Symmetry | |
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Space Group | P 41 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||||
X-RAY DIFFRACTION | 1.65 | 6 | 11332 | 0.161 |
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 |
p_orthonormal_tor | 25.6 |
p_staggered_tor | 22 |
p_planar_tor | 3.2 |
p_mcangle_it | 1.82 |
p_scangle_it | 1.52 |
p_scbond_it | 1.47 |
p_mcbond_it | 1.07 |
p_chiral_restr | 0.157 |
p_planar_d | 0.05 |
p_angle_d | 0.037 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1082 |
Nucleic Acid Atoms | |
Solvent Atoms | 82 |
Heterogen Atoms | 26 |
Software
Software | |
---|---|
Software Name | Purpose |
PROLSQ | refinement |