X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Streak Seeded
pH 7.2
Details CRYSTALLIZED FROM 10% PEG 8000, 50MM MOPS, PH 7.2, STREAK SEEDED. SOAKED IN 5MM M-NITROPHENYLACETIC ACID, 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 -- 1995-08
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 97.4 0.091 -- -- 2.1 -- 34287 -- -- 19.02
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 2.48 93.4 0.331 -- 2.3 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
STRUCTURE ISOMORPHOUS TO NATIVE 2.36 26.12 -- 0.0 -- 34287 2394 97.4 -- -- 0.1493 0.2215 BASED ON NATIVE
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.47
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 26.8
p_staggered_tor 19.2
p_planar_tor 5.2
p_xyhbond_nbd 0.155
p_multtor_nbd 0.324
p_bond_d 0.016
p_angle_d 0.041
p_planar_d 0.046
p_mcbond_it 3.369
p_mcangle_it 4.4
p_scbond_it 7.402
p_scangle_it 9.464
p_plane_restr 0.0266
p_chiral_restr 0.152
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 663

Software

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