X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details CRYSTALS WERE GROWN USING THE SITTING DROP GEOMETRY AT 2 DEG. C. 5 UL OF 30 MG/ML P450 IN 50 MM TRIS HCL, 250 MM KCL, 0.5 MM CAMPHOR WERE MIXED WITH AN EQUAL VOLUME OF THE RESERVOIR SOLUTION (27-30% PEG 4000, 100 MM DTE, SAME BUFFER AS PROTEIN)., pH 7.40

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.9 α = 90
b = 61.7 β = 90.3
c = 94.6 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 96
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD BRANDEIS -- 1997-10-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C -- NSLS X12C

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
1.8 39 92.9 -- 0.1 -- 2.9 -- 66465 -- -- 22.0
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)
1.8 1.85 59.2 -- 0.333 1.7 1.6 --

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
OTHER 1.9 19.0 -- 0.0 -- 69362 4136 96.6 -- -- 0.177 0.248 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.014
p_angle_d 0.033
p_planar_d 0.039
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6408
Nucleic Acid Atoms 0
Heterogen Atoms 120
Solvent Atoms 709

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement