X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 298.0
Details 2.0M Ammonium sulfate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.84 α = 90
b = 61.84 β = 90
c = 78.27 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2004-01-01
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 0.9791, 0.9793, 0.9639 ALS 5.0.2

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
1.9 20 99.9 -- -- -- -- -- 16999 -- -- 14.3

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 1.9 19.93 -- 0.0 -- 16509 810 97.0 -- 0.217 0.217 0.2273 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 1.9 2.02 -- 115 2457 0.237 0.262 0.024 92.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 26.1372
Anisotropic B[1][1] 1.087
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -8.212
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.125
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.292
c_scbond_it 2.206
c_mcangle_it 1.929
c_mcbond_it 1.25
c_improper_angle_d 0.67
c_bond_d 0.005
c_angle_deg 1.2
c_dihedral_angle_d 24.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 0.12
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.16
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1265
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 119

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
SOLVE Structure Solution
CNS 1.2 Structure Refinement
Software
Software Name Purpose
CNS version: 1.2 refinement
SOLVE model building
HKL-2000 data collection