X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details PEG4000, 20 mM Tris, 0.05 % Undecyl-maltopyranoside, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 147.22 α = 90
b = 165.53 β = 104.19
c = 195.89 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2001-02-26
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 0.931 ESRF ID14-3

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
2.94 29.64 92.8 -- 0.106 -- 3.2 187312 175444 0.0 0.0 43.7
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)
2.97 3.08 76.5 -- 0.395 2.3 -- 14711

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 2.97 29.64 -- 0.0 187312 175444 17442 93.7 -- -- 0.229 0.268 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 2.97 3.1 19608 1983 17625 0.393 0.393 0.009 83.9
X Ray Diffraction 3.1 3.27 20450 2035 18415 0.345 0.344 0.008 87.5
X Ray Diffraction 3.27 3.47 21306 2015 19291 0.288 0.286 0.006 91.4
X Ray Diffraction 3.47 3.74 22022 2199 19823 0.232 0.23 0.005 94.2
X Ray Diffraction 3.74 4.12 22633 2182 20451 0.197 0.197 0.004 96.7
X Ray Diffraction 4.12 4.71 22960 2347 20613 0.18 0.183 0.004 98.0
X Ray Diffraction 4.71 5.93 23101 2340 20761 0.189 0.186 0.004 98.4
X Ray Diffraction 5.93 29.64 23364 2341 21023 0.205 0.207 0.004 98.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 59.66
Anisotropic B[1][1] 13.53
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 4.85
Anisotropic B[2][2] -6.64
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.89
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.4
x_bond_d 0.009
x_torsion_impr_deg 1.25
x_torsion_deg 23.7
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.38
Luzzati Sigma A (Observed) 0.97
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.44
Luzzati Sigma A (R-Free Set) 0.84
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 35264
Nucleic Acid Atoms 0
Heterogen Atoms 383
Solvent Atoms 0

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing