X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.61 α = 90
b = 56.61 β = 90
c = 207.75 γ = 120
Symmetry
Space Group P 61

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRROR 1998-06-15
Diffraction Radiation
Monochromator Protocol
SI111 MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.97935, 0.97900, 0.96860 NSLS X9B

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
3 20 85.4 -- 6.3 -- 5.0 -- 6476 -- 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)
3.0 3.11 93.2 -- 13.2 10.5 3.0 --

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
MAD 2.5 30.0 -- 2.0 -- 12034 619 92.61 -- 0.217 0.217 0.282 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.442
x_bond_d 0.008
x_improper_angle_d 1.137
x_dihedral_angle_d 25.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2471
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 132

Software

Software
Software Name Purpose
PHASES phasing
X-PLOR refinement version: 3.1
DENZO data reduction
SCALEPACK data scaling