X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 16% PEG 8000, 300 MM CALCIUM ACETATE, 100 MM SODIUM CACODYLATE PH 5.5 AND 3% 2-METHYL-2,4-PENTANEDIOL (MPD)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.82 α = 90
b = 139.18 β = 90
c = 45.01 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 325 mm CCD -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 -- SSRL BL9-2

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
2.3 42.83 99.2 0.07 -- -- 4.6 -- 19533 -- 2.0 --
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)
2.3 2.42 96.4 0.39 -- 3.7 4.5 --

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 2.3 42.83 -- -- -- 18452 998 98.98 -- 0.19281 0.18977 0.25049 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 2.3 2.36 -- 74 1160 0.228 0.284 -- 94.92
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.841
Anisotropic B[1][1] 0.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.02
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.164
r_bond_refined_d 0.01
r_angle_refined_deg 1.329
r_dihedral_angle_3_deg 18.856
r_dihedral_angle_2_deg 32.99
r_dihedral_angle_4_deg 20.3
r_dihedral_angle_1_deg 7.506
r_gen_planes_refined 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2624
Nucleic Acid Atoms 0
Heterogen Atoms 57
Solvent Atoms 166

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling
PHASER phasing