X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 277.0
Details 20% MPD, 25 mM Potassium Phosphate, Calcium Chloride, pdTp, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 31.18 α = 90
b = 60.27 β = 94.78
c = 38.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD PSI PILATUS 6M -- 2011-09-25
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 0.97950 NSLS X25

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
1.55 50 98.2 0.066 -- -- 5.8 20327 20327 0.0 0.0 32.3
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)
1.55 1.58 85.9 0.336 -- 3.5 4.2 865

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 1.55 32.12 0.0 0.0 20146 20146 2046 98.59 0.1793 0.1793 0.1751 0.2185 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 1.55 1.59 1346 138 1208 0.311 0.285 -- 89.97
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.3955
Anisotropic B[1][1] -1.57
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.01
Anisotropic B[2][2] -1.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.75
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.917
r_scbond_it 3.222
r_mcangle_it 2.163
r_mcbond_it 1.459
r_gen_planes_refined 0.016
r_chiral_restr 0.162
r_dihedral_angle_4_deg 10.054
r_dihedral_angle_3_deg 14.577
r_dihedral_angle_2_deg 33.985
r_dihedral_angle_1_deg 6.134
r_angle_refined_deg 1.719
r_bond_refined_d 0.017
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1028
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 111

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0110 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.10 data extraction
REFMAC5 refinement
Phaser version: 2.2.1 molecular replacement
SCALEPACK data reduction