X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 298.0
Details 30% PEG 4000, 0.1M TRIS-HCL PH 8.5,0.2 MG CHLORIDE, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.1 α = 90
b = 73.17 β = 90
c = 82.75 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2007-04-27
Diffraction Radiation
Monochromator Protocol
-- single wavelength
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 0.9791 NSLS X29A

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
2 50 84.2 0.057 -- -- 1.8 -- 35073 -- -- --
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)
2.0 2.07 61.8 0.273 -- -- 1.8 2540

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 2.0 19.91 -- 0.0 -- 17021 863 77.64 -- 0.1743 0.1715 0.2288 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 2.002 2.054 -- 15 247 0.225 0.166 -- 17.37
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.881
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.01
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.006
r_chiral_restr 0.086
r_dihedral_angle_4_deg 16.5
r_dihedral_angle_3_deg 15.384
r_dihedral_angle_2_deg 34.331
r_dihedral_angle_1_deg 5.742
r_angle_refined_deg 1.319
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2316
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 235

Software

Computing
Computing Package Purpose
CBASS Data Collection
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXD Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.10 data extraction
REFMAC5 refinement
SHELX phasing
SCALEPACK data reduction