X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.8
Details pH 4.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.22 α = 90
b = 66.22 β = 90
c = 40.56 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 149
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1997-09-06
Diffraction Radiation
Monochromator Protocol
SI(111) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
0.85 -- 97.7 0.042 0.042 -- 6.6 -- 84934 -- 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)
0.85 0.86 87.1 0.52 0.52 1.7 -- --

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
SAME CRYSTAL LATTICE MOLECULAR REPLACEMENT 0.85 50.0 -- 0.0 80680 -- 4249 97.7 -- 0.1326 -- 0.1548 5% RANDOMLY CHOSEN BY SHELX
RMS Deviations
Key Refinement Restraint Deviation
s_anti_bump_dis_restr 0.064
s_non_zero_chiral_vol 0.112
s_zero_chiral_vol 0.098
s_angle_d 0.038
s_bond_d 0.017
Coordinate Error
Parameter Value
Number Disordered Residues 18.0
Occupancy Sum Hydrogen 943.0
Occupancy Sum Non Hydrogen 1133.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 976
Nucleic Acid Atoms 0
Heterogen Atoms 11
Solvent Atoms 137

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX-97 Structure Refinement
Software
Software Name Purpose
SHELX-97 refinement