X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.6
Details pH 6.6

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.6 α = 89.8
b = 93.9 β = 102.9
c = 69.2 γ = 90.8
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE -- -- 1992-09-23
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
2.85 23.5 85.5 0.086 -- -- 3.7 -- 31053 -- -- --
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)
2.85 3.0 47.6 0.207 -- -- 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
MIR WITH AVERAGING 2.85 8.0 -- 0.0 -- 29660 -- 85.3 -- -- -- -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.0
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 34.4
p_staggered_tor 25.3
p_planar_tor 7.9
p_xyhbond_nbd 0.231
p_multtor_nbd 0.271
p_bond_d 0.012
p_angle_d 0.032
p_angle_deg 3.4
p_planar_d 0.066
p_mcbond_it 0.9
p_mcangle_it 1.54
p_scbond_it 1.28
p_scangle_it 2.07
p_plane_restr 0.01
p_chiral_restr 0.169
p_singtor_nbd 0.213
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12212
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
BIOMOL (SCALKB/KBAPLY) Data Reduction (data scaling)
X-PLOR Structure Solution
PROLSQ, X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
PROLSQ refinement
X-PLOR model building
SCALKB/KBAPLY version: (BIOMOL) NULL data reduction
MOSFLM data collection