X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details PROTEIN AT 20 MG/ML FROM 1 M LICL, 20% POLYETHYLENE 6000 AND 0.1 M CITRIC ACID, PH 4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.84 α = 90
b = 60.95 β = 100.89
c = 71.12 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- --
CCD (QUANTUM 4) ADSC -- 2006-02-16
Diffraction Radiation
Monochromator Protocol
-- --
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.7 30 98.4 0.06 -- -- 3.6 -- 32834 -- -- --
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)
1.7 1.76 97.4 0.52 -- 2.4 3.3 --

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
SAD 1.7 69.84 -- -- -- 31147 1668 98.15 -- 0.15986 0.15734 0.20628 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 1.696 1.74 -- 110 2130 0.246 0.313 -- 93.65
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.437
Anisotropic B[1][1] -0.74
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.31
Anisotropic B[2][2] -0.06
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.91
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.008
r_chiral_restr 0.124
r_dihedral_angle_4_deg 21.218
r_dihedral_angle_3_deg 13.759
r_dihedral_angle_2_deg 36.298
r_dihedral_angle_1_deg 7.418
r_angle_refined_deg 1.638
r_bond_refined_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2574
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 348

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXD Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
SHELXD model building