X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 277.0
Details PEG 3350, LITHIUM SULFATE, TRIS, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.86 α = 90
b = 168.39 β = 90
c = 58.29 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 279
2 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE FUJI -- 1989-06-01
IMAGE PLATE FUJI -- 1994-06-01
Diffraction Radiation
Monochromator Protocol
SAGITALLY FOCUSED Si(111) SINGLE WAVELENGTH
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A 0.98 NSLS X4A
SYNCHROTRON PHOTON FACTORY BEAMLINE 1.3796,1.3779,1.2000 Photon Factory --

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
MIRAS, combined with partial MAD phasing 2.3 10.0 -- 2.0 39114 38644 1614 -- -- 0.201 0.202 0.262 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.3 2.38 2810 149 -- 0.214 0.244 -- --
X Ray Diffraction 3.1 3.4 3723 210 -- 0.214 0.244 -- --
X Ray Diffraction 4.79 10.0 3991 208 -- 0.214 0.244 -- --
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.014
x_dihedral_angle_d 24.29
x_angle_d 1.69
x_mcbond_it 0.09
x_improper_angle_d 1.443
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6134
Nucleic Acid Atoms 0
Heterogen Atoms 163
Solvent Atoms 296

Software

Software
Software Name Purpose
DENZO data reduction
ROTAVATA data reduction
MADSYS phasing
MLPHARE phasing
X-PLOR refinement version: 3.1
CCP4 data scaling version: (AGROVATA
ROTAVATA data scaling