X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 20% PEG 8000, 100 MM HEPES PH7 10 MG/ML PROTEIN IN 50 MM PHOSPHATE PH7, pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.4 α = 66.9
b = 40.1 β = 85.4
c = 43.1 γ = 73.8
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT CRYSTAL 1995-03-15
Diffraction Radiation
Monochromator Protocol
GE SINGLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, HAMBURG BW7B

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
1.7 45 96.2 0.048 -- -- 1.8 -- 22266 -- -- --
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)
1.7 1.76 90.1 0.318 -- 2.6 0.95 --

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 1.7 45.0 -- 0.0 22266 -- 1113 96.2 0.1824 0.1811 -- 0.2208 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_similar_adp_cmpnt 0.061
s_rigid_bond_adp_cmpnt 0.0
s_anti_bump_dis_restr 0.013
s_non_zero_chiral_vol 0.098
s_zero_chiral_vol 0.106
s_from_restr_planes 0.026
s_similar_dist 0.025
s_angle_d 0.023
s_bond_d 0.007
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 1640.0
Occupancy Sum Non Hydrogen 1778.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1686
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 92

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
AMORE model building
SCALEPACK data reduction
DENZO data collection