X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 30% PEG 1500, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.7 α = 90
b = 87.07 β = 90
c = 87.35 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 -- 2010-12-02
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
2.1 50 98.2 0.1 -- -- 6.5 -- 18007 -- -- --
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)
2.1 2.14 88.9 0.743 -- -- 5.6 797

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 2.1 19.85 -- 0.0 -- 17839 907 97.52 -- 0.2201 0.2176 0.2645 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 2.101 2.155 -- 69 1063 0.296 0.326 -- 86.88
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.722
Anisotropic B[1][1] -0.08
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.11
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.474
r_mcbond_it 0.669
r_dihedral_angle_3_deg 18.866
r_scbond_it 8.075
r_scangle_it 0.675
r_chiral_restr 0.089
r_bond_refined_d 0.011
r_dihedral_angle_4_deg 23.297
r_mcangle_it 3.145
r_gen_planes_refined 0.004
r_angle_refined_deg 1.287
r_dihedral_angle_2_deg 40.303
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2416
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 90

Software

Software
Software Name Purpose
SCALEPACK data scaling
PHASER phasing version: 2.1.4
REFMAC refinement
PDB_EXTRACT data extraction version: 3.10
CBASS data collection
HKL-2000 data reduction