X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details PROTEIN WAS CRYSTALLIZED FROM 2.1 M AMMONIUM SULFATE, 0.1 M MES BUFFER PH 6.5.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 154.68 α = 90
b = 154.68 β = 90
c = 126.99 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- 2010-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.7 54.7 98.1 0.07 -- -- 10.1 -- 21049 -- -3.0 --
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)
2.7 2.8 99.0 0.46 -- 5.2 9.2 --

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 2.7 54.688 -- 1.35 -- 21049 1053 98.14 -- 0.1693 0.1663 0.2248 --
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 2.7001 2.823 -- 130 2470 0.2015 0.2752 -- 99.0
X Ray Diffraction 2.823 2.9718 -- 131 2477 0.1983 0.2715 -- 99.0
X Ray Diffraction 2.9718 3.158 -- 131 2495 0.1853 0.2914 -- 99.0
X Ray Diffraction 3.158 3.4018 -- 130 2464 0.1768 0.2329 -- 99.0
X Ray Diffraction 3.4018 3.744 -- 130 2475 0.1545 0.2021 -- 98.0
X Ray Diffraction 3.744 4.2856 -- 131 2503 0.143 0.2186 -- 98.0
X Ray Diffraction 4.2856 5.3987 -- 133 2510 0.1454 0.1948 -- 98.0
X Ray Diffraction 5.3987 54.6988 -- 137 2602 0.1815 0.2212 -- 96.0
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.004
f_chiral_restr 0.088
f_dihedral_angle_d 19.883
f_angle_d 1.269
f_bond_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4202
Nucleic Acid Atoms 0
Heterogen Atoms 186
Solvent Atoms 139

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
PHENIX (PHENIX.REFINE: 1.8.1_1168) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE: 1.8.1_1168) refinement
MOLREP model building