X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 296.0
Details POLYETHYLENEGLYCOL 4000, GLYCEROL, TRIS, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 61.35 α = 90
b = 97.87 β = 90.78
c = 80.97 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
CCD MARRESEARCH -- 2000-11-18
Diffraction Radiation
Monochromator Protocol
GRAPHITE MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 5ID-B 1.00 APS 5ID-B

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
1.95 19.97 94.9 0.194 -- -- 6.8 69641 68300 0.0 1.0 15.1
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)
1.95 2.02 98.1 0.23 -- -- 6.3 --

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
MAD 1.95 19.89 2.0 0.0 69641 66146 5838 95.0 0.228 0.194 0.195 0.228 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 1.95 2.04 7689 614 7075 0.253 0.254 0.01 88.2
X Ray Diffraction 2.04 2.15 8026 649 7377 0.242 0.245 0.01 92.3
X Ray Diffraction 2.15 2.28 8129 644 7485 0.22 0.223 0.009 93.8
X Ray Diffraction 2.28 2.46 8285 753 7532 0.207 0.208 0.008 95.1
X Ray Diffraction 2.46 2.7 8371 779 7592 0.201 0.2 0.007 96.3
X Ray Diffraction 2.7 3.09 8481 827 7654 0.196 0.196 0.007 97.7
X Ray Diffraction 3.09 3.89 8561 810 7751 0.175 0.177 0.006 98.2
X Ray Diffraction 3.89 19.89 8604 762 7842 0.177 0.176 0.006 97.4
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.4
Anisotropic B[1][1] -6.39
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.27
Anisotropic B[2][2] 11.08
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.69
RMS Deviations
Key Refinement Restraint Deviation
x_torsion_impr_deg 0.8
x_torsion_deg 23.3
x_angle_deg 1.3
x_bond_d 0.006
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.21
Luzzati Sigma A (Observed) 0.22
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.25
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7439
Nucleic Acid Atoms 0
Heterogen Atoms 128
Solvent Atoms 622

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
Crystallography & NMR System version: 1.0 refinement