X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Batch
pH 4.7
Temperature 295.0
Details 49 mg HEWL + 117 mg N-acetylglucosamine in 1 mL 0.04 M sodium acetate + 1 mL 10% sodium chloride, with silicone oil as cryoprotectant, pH 4.7, BATCH, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.53 α = 90
b = 78.53 β = 90
c = 36.72 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU RAXIS IV Osmic Confocal Max-Flux, blue configuration 2011-02-01
Diffraction Radiation
Monochromator Protocol
NONE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 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
2.48 55.53 95.0 0.199 0.199 -- 12.99 4343 4126 4.0 2.0 32.3
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)
2.48 2.57 99.2 0.412 -- 4.8 11.55 4343

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 2.48 55.53 2.0 4.0 4343 4126 201 98.86 -- 0.22603 0.22293 0.28919 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 2.48 2.547 -- 10 267 0.267 0.473 -- 90.23
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.315
Anisotropic B[1][1] -0.08
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.08
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.16
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.826
r_scbond_it 1.708
r_mcangle_it 1.002
r_mcbond_it 0.515
r_gen_planes_refined 0.005
r_chiral_restr 0.088
r_dihedral_angle_4_deg 19.947
r_dihedral_angle_3_deg 18.041
r_dihedral_angle_2_deg 35.032
r_dihedral_angle_1_deg 7.02
r_angle_refined_deg 1.443
r_bond_refined_d 0.012
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1001
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 32

Software

Computing
Computing Package Purpose
CrystalClear Data Collection
d*TREK Data Reduction (intensity integration)
d*TREK Data Reduction (data scaling)
PHASER MOLECULAR REPLACEMENT Structure Solution
REFMAC 5.5.0110 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0110 refinement
PHASER version: MOLECULAR REPLACEMENT model building
CrystalClear data collection