X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Streak Seeded
pH 7
Details CRYSTALLISED FROM 10% PEG 8000, 50MM MOPS, PH 7.2, STREAK SEEDED SOAKED IN 10MM P-NITROPHENYLACETIC ACID, pH 7.0, streak seeded

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.12 α = 100.2
b = 65.08 β = 111.44
c = 76.3 γ = 105.81
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-07
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- EMBL/DESY, HAMBURG X31

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
2.36 26.12 97.5 0.0075 -- -- 2.1 -- 34348 -- -- 18.25
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)
2.35 2.47 93.4 0.195 -- 3.8 2.0 --

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
ISOMORPHOUS TO NATIVE 2.36 26.12 -- -- -- 34348 2404 97.5 -- -- 0.1525 0.2184 BASED ON NATIVE
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.56
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 26.9
p_staggered_tor 19.1
p_planar_tor 5.0
p_xyhbond_nbd 0.148
p_multtor_nbd 0.323
p_bond_d 0.015
p_angle_d 0.04
p_planar_d 0.044
p_mcbond_it 3.253
p_mcangle_it 4.317
p_scbond_it 7.358
p_scangle_it 9.343
p_plane_restr 0.0259
p_chiral_restr 0.144
p_singtor_nbd 0.184
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6071
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 669

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 (AGROVATA, ROTAVATA) Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement