X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 293.0
Details PEG 8000, zinc sulfate, cacodylate, MPD, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.28 α = 90
b = 58.63 β = 90
c = 19.32 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-04-07
Diffraction Radiation
Monochromator Protocol
Si, double crystal, tunable SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A 0.8919 EMBL/DESY, Hamburg BW7A

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
1.03 15 99.2 0.047 -- -- 9.3 27045 27045 0.0 -3.0 12.9
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)
1.03 1.07 98.3 0.151 -- 2.73 3.5 2637

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
Dual-space recycling 1.03 10.0 -3.0 0.0 26990 26990 1345 99.1 0.1206 0.1206 0.12 0.1449 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Anisotropic
RMS Deviations
Key Refinement Restraint Deviation
s_similar_dist 0.0
s_anti_bump_dis_restr 0.0
s_from_restr_planes 0.031
s_non_zero_chiral_vol 0.13
s_rigid_bond_adp_cmpnt 0.006
s_similar_adp_cmpnt 0.056
s_bond_d 0.025
s_zero_chiral_vol 0.106
s_angle_d 0.039
s_approx_iso_adps 0.091
Coordinate Error
Parameter Value
Number Disordered Residues 5.0
Occupancy Sum Hydrogen 432.0
Occupancy Sum Non Hydrogen 517.49
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 444
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 76

Software

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