X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 289.0
Details 24 mg/mL protein against 0.2M MgCl2, 0.1 M Tris pH 8.5, 30% PEG 400, crystal tracking ID 205526c1, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82.06 α = 90
b = 138.6 β = 90
c = 67.24 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210r -- 2010-01-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 ALS 5.0.2

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
1.85 70.61 99.8 0.061 -- -- 7.9 -- 66080 -- -3.0 --
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)
1.85 1.9 99.2 0.552 -- 3.5 6.7 --

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 1.85 30.0 -- -- -- 62729 3351 99.75 -- 0.19257 0.19122 0.21816 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 1.85 1.898 -- 252 4564 0.248 0.256 -- 99.16
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.973
Anisotropic B[1][1] -0.43
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.99
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.57
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.365
r_dihedral_angle_3_deg 13.87
r_gen_planes_refined 0.006
r_chiral_restr 0.103
r_scbond_it 2.562
r_dihedral_angle_4_deg 15.195
r_dihedral_angle_1_deg 6.11
r_bond_refined_d 0.015
r_angle_refined_deg 1.434
r_mcbond_it 0.856
r_dihedral_angle_2_deg 35.552
r_mcangle_it 1.575
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4072
Nucleic Acid Atoms 0
Heterogen Atoms 3
Solvent Atoms 301

Software

Software
Software Name Purpose
XSCALE data scaling
PHASER phasing version: 2.1.4
REFMAC refinement
PDB_EXTRACT data extraction version: 3.005
XDS data reduction