X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 279.0
Details 1.9 M AMMONIUM SULFATE 4% PEG 400 100 mM HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 279K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 196.82 α = 90
b = 62.26 β = 135.04
c = 139.25 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 -- 2010-11-20
Diffraction Radiation
Monochromator Protocol
SAGITALLY FOCUSED Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.0750 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
2.9 50 99.7 0.066 -- -- 3.8 101080 26583 -- -1.0 --
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)
2.9 2.95 99.4 0.632 -- -- 3.5 --

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 2.9 50.0 -- -- -- 25191 1342 98.83 -- 0.18702 0.18423 0.23656 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 2.899 2.975 -- 84 1652 0.344 0.353 -- 90.61
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 88.556
Anisotropic B[1][1] -4.62
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -3.11
Anisotropic B[2][2] 4.61
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.39
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.697
r_dihedral_angle_1_deg 6.36
r_scbond_it 1.661
r_gen_planes_refined 0.005
r_dihedral_angle_2_deg 39.894
r_mcbond_it 0.743
r_mcangle_it 1.429
r_bond_refined_d 0.008
r_dihedral_angle_4_deg 17.792
r_chiral_restr 0.157
r_scangle_it 2.989
r_dihedral_angle_3_deg 20.123
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5616
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 51

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
REFMAC refinement version: 5.5.0109
PDB_EXTRACT data extraction version: 3.10
ADSC data collection version: Quantum
HKL-2000 data reduction
PHASER phasing