X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details 0.2 M potassium-sodium tartrate, 20% PEG 3350, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 106.31 α = 90
b = 52.04 β = 90
c = 61.83 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 180
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MAR CCD 165 mm -- 2009-07-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X3A 0.9919 NSLS X3A

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
1.6 25 98.5 -- 0.069 -- 7.0 -- 42737 -- 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)
1.6 1.64 94.0 -- 0.416 5.1 6.5 --

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
SAD 1.6 14.98 -- -- -- 42737 1398 98.5 -- 0.20884 0.20791 0.22955 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 1.6 1.642 -- 0 3118 0.249 -- -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 11.586
Anisotropic B[1][1] 1.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.47
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_other 0.083
r_angle_other_deg 0.812
r_dihedral_angle_3_deg 11.373
r_gen_planes_refined 0.004
r_mcangle_it 0.983
r_bond_refined_d 0.008
r_scangle_it 2.456
r_chiral_restr 0.062
r_dihedral_angle_2_deg 31.549
r_scbond_it 1.435
r_bond_other_d 0.002
r_angle_refined_deg 1.134
r_dihedral_angle_1_deg 6.059
r_gen_planes_other 0.001
r_dihedral_angle_4_deg 13.423
r_mcbond_it 0.514
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2317
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 378

Software

Software
Software Name Purpose
MAR345dtb data collection
SHARP phasing
REFMAC refinement version: 5.5.0091
HKL-2000 data reduction
HKL-2000 data scaling