X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.9
Temperature 279.0
Details ammonium sulfate, Sodium phosphate mono-basic, potassium phosphate di-basic, acetone, pH 6.9, VAPOR DIFFUSION, SITTING DROP, temperature 279K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.62 α = 103.51
b = 59.51 β = 109.95
c = 71.59 γ = 101.52
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MARRESEARCH -- 2001-10-30
Diffraction Radiation
Monochromator Protocol
mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SIEMENS 1.5418 -- --

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
2.21 20 94.6 0.067 -- -- 3.7 39281 39281 0.0 0.0 --
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)
2.21 2.29 83.7 0.252 -- 3.8 -- --

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 2.21 20.0 -- 0.0 39761 35773 1786 -- -- -- 0.251 0.296 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
c_angle_d 1.54
c_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5320
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 182

Software

Software
Software Name Purpose
SHELXL-97 refinement
MAR data reduction
SCALEPACK data scaling
CNS phasing
CNS refinement