X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.15
Details 1.8 M AMMONIUM SULFATE, 0.1 M HEPES PH 7.15, 5% (V/V) ETHYLENE GLYCOL.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.67 α = 90
b = 157.29 β = 90
c = 45.55 γ = 90
Symmetry
Space Group C 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC TOROIDAL MIRROR 2004-04-16
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
3 30 98.7 0.07 -- -- 4.33 -- 6939 -- -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)
3.0 3.2 97.1 0.65 -- 2.38 4.4 --

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 2.99 29.81 -- -- -- 6598 341 98.69 -- 0.21111 0.20705 0.29342 RANDOM
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 2.991 3.068 -- 17 369 0.261 0.342 -- 92.57
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 78.624
Anisotropic B[1][1] 1.54
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.64
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.18
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_other 0.001
r_gen_planes_refined 0.006
r_chiral_restr 0.07
r_dihedral_angle_4_deg 19.473
r_dihedral_angle_3_deg 17.11
r_dihedral_angle_2_deg 35.434
r_dihedral_angle_1_deg 6.12
r_angle_other_deg 0.778
r_angle_refined_deg 1.406
r_bond_other_d 0.002
r_bond_refined_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2143
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 3

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
PHASER model building