X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 298.0
Details 0.2 M Na-chloride, 0.1 M Bis-Tris pH 6.5, 25% peg 3350, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.55 α = 90
b = 50.95 β = 91.86
c = 73.35 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2010-09-23
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
1.3 50 84.0 0.057 -- -- 3.4 -- 56051 -- -- --
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)
1.3 1.32 21.4 0.554 -- -- 1.3 713

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 1.35 19.17 -- 0.0 -- 54012 2785 90.61 -- 0.161 0.1598 0.1833 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 1.35 1.385 -- 102 2056 0.317 0.293 -- 49.48
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.0036
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.027
r_scbond_it 3.86
r_mcangle_it 1.973
r_mcbond_it 0.68
r_gen_planes_refined 0.007
r_chiral_restr 0.084
r_dihedral_angle_4_deg 15.46
r_dihedral_angle_3_deg 11.617
r_dihedral_angle_2_deg 34.162
r_dihedral_angle_1_deg 5.882
r_angle_refined_deg 1.261
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2304
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 430

Software

Computing
Computing Package Purpose
CBASS Data Collection
HKL-3000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.10 data extraction
REFMAC5 refinement
Phaser version: 2.1.4 molecular replacement
SCALEPACK data reduction