X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.2
Details pH 5.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 104.7 α = 90
b = 104.7 β = 90
c = 114.1 γ = 120
Symmetry
Space Group P 6 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 285
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE FUJI -- 1996-11-14
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-18B -- Photon Factory BL-18B

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
3.5 50 80.2 0.103 0.103 -- 7.4 -- 4000 -- 2.0 22.0
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)
3.5 3.65 45.2 0.159 0.159 -- 4.8 --

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
MOLECULAR REPLACEMENT 3.5 8.0 -- 2.0 -- 3534 -- 72.1 -- 0.26 0.26 0.311 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.301
x_angle_deg 1.359
x_bond_d 0.009
x_dihedral_angle_d 20.07
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1717
Nucleic Acid Atoms 0
Heterogen Atoms 70
Solvent Atoms 0

Software

Software
Software Name Purpose
X-PLOR model building version: 3.851
X-PLOR refinement version: 3.851
WEIS data reduction
CCP4 data scaling version: (SCALA)
X-PLOR phasing version: 3.851