X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.2
Details THE PROTEIN WAS CRYSTALLIZED FROM 1-2% PEG 6000, 100 MM MES, PH 6.2-6.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 134.59 α = 90
b = 72.78 β = 106.08
c = 101.05 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1996-09-05
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
2.1 99 81.6 0.103 -- -- 3.3 -- 89672 -- 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)
2.1 2.18 40.2 0.3 -- 2.2 1.9 --

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
MOLECULAR REPLACEMENT 2.1 40.0 -- 0.0 -- 89649 1796 82.0 -- 0.183 0.183 0.236 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 2.1 2.18 -- 86 4303 0.313 0.336 -- 40.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 39.7
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.562
x_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Resolution Cutoff (Low) 40.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11556
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 487

Software

Software
Software Name Purpose
X-PLOR model building version: 3.1
X-PLOR refinement version: 3.1
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing version: 3.1