X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 298.0
Details 3 uL of protein solution [3.5 mg/mL protein, 50 mM bicine (pH 8.5), 2 mM AHH, 100 M MnCl2] and 3 uL of precipitant solution [0.1 M HEPES (pH 7.0), 28% Jeffamine] were equilibrated against a 1 mL reservoir of precipitant solution. , VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.66 α = 90
b = 90.66 β = 90
c = 69.71 γ = 120
Symmetry
Space Group P 3

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2008-12-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X6A 1.0 NSLS X6A

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
1.9 50 99.8 0.086 0.086 -- -- 50344 50344 -- -- --
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)
1.9 1.99 100.0 0.31 0.31 3.8 -- --

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
MOLECULAR REPLACEMENT 1.9 50.0 -- -- 49288 49288 2184 -- -- 0.141 0.141 0.19 --
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008
c_angle_deg 2.1
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4762
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 340

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
PHASER phasing
CNS refinement
HKL-2000 data reduction
SCALEPACK data scaling