X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.3
Details PROTEIN AT 47 MG/ML IN 10MM SODIUM PHOSPHATE (PH=7.3) AND 5% (V/V) GLYCEROL; CRYSTALS GROWN AT 4 C.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.19 α = 90
b = 58.19 β = 90
c = 150.62 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD TORROIDAL FOCUSING MIRROR 2007-08-24
Diffraction Radiation
Monochromator Protocol
SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X6A -- NSLS X6A

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
1.6 23 99.9 0.08 -- -- 9.2 -- 35012 -- 2.0 --
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)
1.6 1.63 100.0 0.67 -- 3.6 9.2 --

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 1.6 21.43 -- -- -- 33194 1755 100.0 -- 0.157 0.156 0.175 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 1.6 1.64 -- 129 2340 0.202 0.214 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.24
Anisotropic B[1][1] 0.55
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.1
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 13.488
r_mcangle_it 1.186
r_gen_planes_refined 0.006
r_mcbond_it 0.658
r_dihedral_angle_2_deg 36.95
r_angle_refined_deg 1.34
r_dihedral_angle_3_deg 11.665
r_chiral_restr 0.095
r_scangle_it 3.215
r_bond_refined_d 0.025
r_scbond_it 1.974
r_dihedral_angle_1_deg 6.174
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1536
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 300

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0087
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing