X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 277.0
Details Hepes, MgCl2, ATP, PEG-5KMME, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.63 α = 90
b = 118.7 β = 90
c = 42.84 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.54 -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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
2.39 65.55 86.9 -- -- -- -- 14200 14200 0.0 0.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.4 2.49 76.9 -- -- -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MAD 2.4 65.5 0.0 0.0 14200 14200 1215 86.9 -- -- 0.217 0.266 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.4 2.49 1216 73 1143 0.331 0.356 0.042 76.6
X Ray Diffraction 2.49 2.59 1279 119 1160 0.303 0.384 0.035 79.9
X Ray Diffraction 2.59 2.7 1312 103 1209 0.297 0.33 0.033 80.8
X Ray Diffraction 2.7 2.85 1364 109 1255 0.263 0.298 0.029 85.2
X Ray Diffraction 2.85 3.02 1438 129 1309 0.229 0.275 0.024 88.5
X Ray Diffraction 3.02 3.26 1480 141 1339 0.208 0.271 0.023 91.1
X Ray Diffraction 3.26 3.58 1507 137 1370 0.206 0.263 0.022 92.6
X Ray Diffraction 3.58 4.1 1526 129 1397 0.193 0.249 0.022 93.8
X Ray Diffraction 4.1 5.17 1551 130 1421 0.169 0.229 0.02 92.9
X Ray Diffraction 5.17 65.55 1527 145 1382 0.214 0.249 0.021 86.3
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 43.09
RMS Deviations
Key Refinement Restraint Deviation
x_mcangle_it 2.35
x_mcbond_it 1.4
x_angle_deg 1.3
x_torsion_impr_deg 0.99
x_scbond_it 1.83
x_bond_d 0.008
x_torsion_deg 22.4
x_scangle_it 2.72
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.42
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.37
Luzzati Sigma A (R-Free Set) 0.47
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2816
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 63

Software

Software
Software Name Purpose
CNS refinement version: 1.1
SCALEPACK data scaling
SHARP phasing