X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details PROTEIN 8MG/ML TRIS BUFFER 0.1M, PH 8.0 LITHIUM SULFATE 0.8M SODIUM CHLORIDE 0.8M

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.79 α = 90
b = 67.56 β = 115.82
c = 87.29 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRRORS 1998-06-18
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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
2.4 20 99.7 -- 0.056 -- 6.4 -- 35696 -- 0.0 53.4
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 2.5 99.1 -- 0.49 3.9 6.1 --

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
MIR 2.4 8.0 -- 4.0 -- 28848 1185 82.9 -- -- 0.243 0.298 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 2.5 -- 108 2361 0.346 0.367 0.035 56.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 49.5
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.19
x_bond_d 0.009
x_angle_deg 1.54
x_dihedral_angle_d 29.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4616
Nucleic Acid Atoms 0
Heterogen Atoms 25
Solvent Atoms 149

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
PHASES, SHARP Structure Solution
X-PLOR 3.85 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.85 refinement
SHARP model building
PHASES model building