X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 283.0
Details 28% PEG 4000, 0.2M ammonium sulfate, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 283K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.96 α = 90
b = 85.11 β = 90
c = 90.75 γ = 90
Symmetry
Space Group P 21 21 21

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 0.97946 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 50 87.1 -- 0.18 -- 5.4 14003 12188 -- -- 42.6
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)
2.3 2.38 62.0 -- 0.574 1.7 3.7 722

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
FOURIER SYNTHESIS 2.318 45.36 -- -- -- 11532 614 86.56 -- 0.22795 0.22581 0.26912 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 2.318 2.378 -- 20 489 0.277 0.317 -- 49.76
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.843
Anisotropic B[1][1] -4.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.93
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.97
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.196
r_symmetry_hbond_refined 0.182
r_dihedral_angle_1_deg 5.387
r_nbtor_refined 0.301
r_dihedral_angle_2_deg 39.075
r_mcbond_it 0.55
r_scangle_it 2.069
r_dihedral_angle_3_deg 15.908
r_bond_refined_d 0.01
r_mcangle_it 0.965
r_scbond_it 1.274
r_gen_planes_refined 0.004
r_symmetry_vdw_refined 0.143
r_chiral_restr 0.076
r_angle_refined_deg 1.144
r_dihedral_angle_4_deg 16.436
r_xyhbond_nbd_refined 0.15
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2180
Nucleic Acid Atoms 0
Heterogen Atoms 29
Solvent Atoms 43

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
CNS refinement
REFMAC refinement version: 5.2.0019
DENZO data reduction
SCALEPACK data scaling
CNS phasing