X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 100 MM TRI-SODIUM CITRATE PH 5.6, 20% MPD

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 27.67 α = 91.42
b = 45.72 β = 93.58
c = 115.83 γ = 90.08
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2011-11-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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
2.07 8 94.7 0.06 -- -- 2.2 -- 32718 -- 1.6 --
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)
2.07 2.15 88.5 0.55 -- 1.6 2.1 --

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 2.07 8.0 -- -- -- 30560 1614 93.17 -- 0.21332 0.20957 0.28397 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 2.07 2.12 -- 108 1958 0.293 0.365 -- 84.67
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.701
Anisotropic B[1][1] -0.21
Anisotropic B[1][2] -0.12
Anisotropic B[1][3] -0.05
Anisotropic B[2][2] 0.19
Anisotropic B[2][3] -0.04
Anisotropic B[3][3] 0.03
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.696
r_gen_planes_refined 0.008
r_dihedral_angle_4_deg 18.429
r_dihedral_angle_3_deg 19.28
r_bond_refined_d 0.014
r_angle_refined_deg 1.453
r_chiral_restr 0.101
r_dihedral_angle_2_deg 43.526
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3977
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 92

Software

Software
Software Name Purpose
REFMAC refinement version: 5.7.0029
XDS data reduction
XSCALE data scaling
PHASER phasing