X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.3
Temperature 293.0
Details mixing 300 nL of protein at 13mg/mL with 100 nL of 2.4 M AmSO4, 0.1 M Bi-Tris pH 6,3., temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 128.39 α = 90
b = 128.39 β = 90
c = 76.58 γ = 90
Symmetry
Space Group P 43 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate MIRRORS 2012-01-20
Diffraction Radiation
Monochromator Protocol
MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE OTHER -- -- --

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
2.12 50 100.0 0.068 -- -- 15.6 -- 36963 -- 0.0 28.97
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)
2.12 2.17 96.4 0.48 -- 4.3 14.0 --

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 2.12 45.39 -- 0.0 36813 36813 1284 99.8 -- 0.178 0.177 0.199 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 2.12 2.18 -- 86 2855 0.2047 0.2372 -- 99.84
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.67
Anisotropic B[1][1] -2.7756
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.7756
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 5.5512
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 1.06
t_chiral_improper_torsion 0.0
t_omega_torsion 3.27
t_ideal_dist_contact 0.0
t_bond_d 0.009
t_other_torsion 19.19
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2757
Nucleic Acid Atoms 0
Heterogen Atoms 59
Solvent Atoms 504

Software

Software
Software Name Purpose
MAR345dtb data collection
MOLREP phasing
BUSTER refinement version: 2.11.2
XDS data reduction
SCALA data scaling