X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 2.0 A AMMONIUM SULFATE, 0.1 M SODIUM CITRATE, PD 5.1. PREPARED IN 99.9% D2O AND MIXED 1:1 WITH PERDEUTERATED PROTEIN PREPARED IN 20 MM NA MES AT PD 6.1 (PH 6.5).

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.5 α = 90
b = 73.5 β = 90
c = 99.33 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (MX-300) MARRESEARCH -- 2010-04-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 22-ID -- APS 22-ID

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
2.2 29.54 98.6 0.05 -- -- 7.5 -- 15962 -- 2.0 16.86
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)
2.2 2.32 97.9 0.83 -- 22.0 7.5 --

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
MOLECULAR REPLACEMENT 2.2 29.54 -- 1.43 -- 15956 800 98.2 -- 0.135 0.133 0.173 --
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 2.2001 2.3379 -- 130 2457 0.1289 0.1913 -- 97.0
X Ray Diffraction 2.3379 2.5183 -- 127 2469 0.1319 0.1954 -- 98.0
X Ray Diffraction 2.5183 2.7715 -- 131 2498 0.1413 0.1909 -- 98.0
X Ray Diffraction 2.7715 3.1722 -- 135 2517 0.1436 0.1957 -- 98.0
X Ray Diffraction 3.1722 3.9951 -- 134 2542 0.1247 0.1491 -- 99.0
X Ray Diffraction 3.9951 29.5444 -- 143 2673 0.1305 0.1552 -- 99.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.65
Anisotropic B[1][1] -1.0524
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.0524
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.1047
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.005
f_chiral_restr 0.07
f_dihedral_angle_d 13.134
f_angle_d 1.122
f_bond_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1964
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 154

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
PHENIX (PHENIX.REFINE: 1.6.4_486) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE: 1.6.4_486) refinement
PHASER model building