X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details SALTING OUT FROM A PROTEIN SOLUTION IN TRIS/MALEATE PH=6.5, pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.67 α = 90
b = 56.67 β = 90
c = 94.17 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1997-05-15
Diffraction Radiation
Monochromator Protocol
-- 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
1.2 26.44 98.7 0.097 -- -- 4.9 -- 104411 -- -- --
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)
1.2 1.21 95.6 0.437 -- 2.8 2.5 --

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
DIRECT METHODS 1.2 26.5 -- 0.0 104729 -- 3620 98.9 0.1312 0.1303 -- 0.1568 SHELLS
RMS Deviations
Key Refinement Restraint Deviation
s_from_restr_planes 0.0292
s_zero_chiral_vol 0.078
s_bond_d 0.014
s_rigid_bond_adp_cmpnt 0.005
s_non_zero_chiral_vol 0.079
s_similar_adp_cmpnt 0.056
s_similar_dist 0.014
s_anti_bump_dis_restr 0.025
s_angle_d 0.032
s_approx_iso_adps 0.103
Coordinate Error
Parameter Value
Number Disordered Residues 19.0
Occupancy Sum Non Hydrogen 2286.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1650
Nucleic Acid Atoms 0
Heterogen Atoms 356
Solvent Atoms 280

Software

Software
Software Name Purpose
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling
SHELXD phasing