X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.7
Details pH 6.7

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 135.2 α = 90
b = 135.2 β = 90
c = 79.6 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 288
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS -- 1992-04
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
2.73 -- 90.5 0.092 0.092 -- 2.9 -- 17688 -- 1.0 --
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)
2.729 2.9 44.8 0.27 0.27 1.7 1.5 --

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
REFINEMENT DIFFERENCE FOURIER 2.8 10.0 -- 1.0 -- 17688 1729 86.4 -- 0.151 0.151 0.249 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 2.8 2.92 -- 141 1466 0.225 0.335 -- 60.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.1
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 1.5
x_angle_deg 3.2
x_improper_angle_d 1.4
x_dihedral_angle_d 23.6
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.21
Luzzati Resolution Cutoff (Low) 10.0
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3184
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 148

Software

Software
Software Name Purpose
X-PLOR model building version: 2.1
X-PLOR refinement version: 2.1
XENGEN data reduction version: (HOWARD
NIELSEN data reduction
XUONG) data reduction
XENGEN data scaling
X-PLOR phasing version: 2.1