X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 291.0
Details 1.4M Sodium Potassium Tartrate, 50mM MES pH 6.5, 100mM Hepes pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 33.26 α = 90
b = 102.15 β = 93.96
c = 67.74 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate -- 2009-05-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-E SUPERBRIGHT 1.5418 -- --

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
2.75 51.07 94.6 0.154 -- -- 2.4 -- 11125 -- -- --
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)
2.75 2.9 91.5 0.387 -- 2.8 2.0 1551

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 2.75 51.07 -- -- -- 10576 531 94.18 -- 0.20956 0.20588 0.2802 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 2.75 2.821 -- 33 754 0.286 0.435 -- 90.25
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.541
Anisotropic B[1][1] -0.11
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.04
Anisotropic B[2][2] 0.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.07
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.126
r_bond_refined_d 0.008
r_mcangle_it 0.711
r_scangle_it 1.511
r_mcbond_it 0.374
r_scbond_it 0.896
r_dihedral_angle_1_deg 5.742
r_chiral_restr 0.076
r_gen_planes_refined 0.004
r_dihedral_angle_2_deg 29.402
r_dihedral_angle_3_deg 16.758
r_dihedral_angle_4_deg 20.312
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3519
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 103

Software

Software
Software Name Purpose
MAR345dtb data collection
MOLREP phasing
REFMAC refinement version: 5.5.0110
MOSFLM data reduction
SCALA data scaling