X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
Details 37.5% PEG 400, VAPOR DIFFUSION

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 21.84 α = 87.36
b = 22.92 β = 89.51
c = 29.05 γ = 61.98
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH PHI-ROTATION 1998-01-01
Diffraction Radiation
Monochromator Protocol
GE SINGLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- EMBL/DESY, HAMBURG X31

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
0.99 29.02 96.7 0.037 0.0366 -- -- -- 26766 -- 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)
0.99 1.01 84.1 -- 0.19 6.94 2.79 --

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 0.99 29.02 -- 0.0 25473 -- 1329 96.7 0.082 0.088 -- 0.1 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.064
s_similar_adp_cmpnt 0.035
s_rigid_bond_adp_cmpnt 0.006
s_anti_bump_dis_restr 0.021
s_similar_dist 0.02
Coordinate Error
Parameter Value
Number Disordered Residues 17.0
Occupancy Sum Hydrogen 520.0
Occupancy Sum Non Hydrogen 649.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 0
Heterogen Atoms 572
Solvent Atoms 147

Software

Computing
Computing Package Purpose
MAR 345 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXD Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELXD model building