X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microbatch Under Oil
pH 7.8
Temperature 283.0
Details 2 MICROLITRE OF LUCIFERASE (20 MG/ML) IN 0.2M AMMONIUM SULFATE, 0.001M EDTA, 0.001M DTT, 10% GLYCEROL, 25% ETHYLENE GLYCOL, 0.025M TRIS-HCL PH7.8 + 2 MICROLITRE 0.5M LITHIUM SULFATE, 26% PEG 8000, 0.1M TRIS-HCL PH7.8 AT 10 DEGREES CELSIUS IN MICROBATCH UNDER OIL., microbatch under oil, temperature 283K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 119.56 α = 90
b = 119.56 β = 90
c = 95.8 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1997-01-19
Diffraction Radiation
Monochromator Protocol
Y --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 -- SRS PX9.5

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
2.2 18.4 98.2 0.071 0.071 -- 3.13 -- 35038 -- -- --
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)
2.2 2.35 97.9 0.235 0.235 3.1 3.1 --

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 2.2 18.4 -- 0.0 -- 35006 1737 97.9 -- 0.197 0.197 0.239 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 2.2 2.3 -- 223 223 0.29 0.3 0.02 97.11
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 29.9
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.007
x_mcangle_it 3.42
x_scbond_it 3.54
x_scangle_it 4.83
x_angle_deg 1.51
x_improper_angle_d 1.1
x_mcbond_it 2.26
x_dihedral_angle_d 23.3
Coordinate Error
Parameter Value
Luzzati Resolution Cutoff (Low) 18.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4130
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 353

Software

Software
Software Name Purpose
X-PLOR model building version: 3.851
X-PLOR refinement version: 3.851
MOSFLM data reduction
CCP4 data scaling
X-PLOR phasing version: 3.851