1RNZ
RIBONUCLEASE A CRYSTALLIZED FROM 2.5M SODIUM CHLORIDE, 3.3M SODIUM FORMATE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 5.5 | CRYSTALLIZED FROM 2.5M SODIUM CHLORIDE, 3.3M SODIUM FORMATE, pH 5.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.87 | 57 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 64.562 | α = 90 |
b = 64.562 | β = 90 |
c = 65.149 | γ = 120 |
Symmetry | |
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Space Group | P 32 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 | 290 | AREA DETECTOR | SIEMENS | 1993-09-13 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 1.9 | 27.9 | 89 | 0.049 | 17.04 | 2.19 | 11350 |
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-Work | R-Free | Mean Isotropic B | |||||||||
X-RAY DIFFRACTION | 1.9 | 8 | 2 | 10380 | 82.7 | 0.167 | 22.9 |
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_transverse_tor | 17.6 |
p_staggered_tor | 17 |
p_scangle_it | 3.95 |
p_scbond_it | 2.48 |
p_mcangle_it | 2.29 |
p_planar_tor | 1.6 |
p_mcbond_it | 1.32 |
p_xyhbond_nbd | 0.236 |
p_multtor_nbd | 0.198 |
p_singtor_nbd | 0.172 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 951 |
Nucleic Acid Atoms | |
Solvent Atoms | 95 |
Heterogen Atoms | 3 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
X-PLOR | model building |
PROFFT | refinement |
X-PLOR | refinement |
XDS | data reduction |
X-PLOR | phasing |