X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 15% PEG 3350 0.1 M BIS-TRIS PH 5.5 0.2 M MGCL2 PLUS 15%PEG400 AS CRYOPROTECTANT.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.33 α = 90
b = 166.16 β = 97.03
c = 48.47 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM-4 TOROIDAL MIRROR 2004-11-07
Diffraction Radiation
Monochromator Protocol
SI111 CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.939, 0.939 ESRF ID14-4

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
1.9 48 97.7 0.06 -- -- 2.6 -- 38253 -- 0.0 32.0
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)
1.9 2.0 96.0 0.3 -- 2.1 2.3 --

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 1.9 83.04 -- -- -- 36269 1984 73.4 -- 0.222 0.22 0.267 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 1.9 1.95 -- 68 1394 0.234 0.33 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 66.89
Anisotropic B[1][1] 9.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.32
Anisotropic B[2][2] -4.71
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.21
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.208
r_mcangle_it 1.358
r_symmetry_hbond_refined 0.206
r_dihedral_angle_1_deg 7.182
r_bond_refined_d 0.016
r_dihedral_angle_2_deg 37.573
r_xyhbond_nbd_refined 0.145
r_dihedral_angle_4_deg 20.209
r_nbd_refined 0.219
r_symmetry_vdw_refined 0.21
r_nbtor_refined 0.307
r_mcbond_it 0.883
r_chiral_restr 0.113
r_scbond_it 2.135
r_gen_planes_refined 0.007
r_dihedral_angle_3_deg 19.845
r_angle_refined_deg 1.608
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4142
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 71

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
MOSFLM data reduction
SCALA data scaling
SHELXD phasing
SOLVE phasing
RESOLVE phasing