7E99

Oxy-deoxy intermediate of 400 kDa giant hemoglobin at 13% oxygen saturation


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP829311-12 % (w/v) polyethylene glycol (PEG) 10,000, 10 mM CaCl2, 200 mM Tris-HCl pH 8.0
Crystal Properties
Matthews coefficientSolvent content
2.6453.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 110.925α = 90
b = 110.925β = 90
c = 271.047γ = 120
Symmetry
Space GroupH 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray95PIXELDECTRIS EIGER X 4M2017-02-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE BL-1A1.100Photon FactoryBL-1A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.15099.80.1780.9971110.13770730.76
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.231.560.7791.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2ZFO2.147.31.3537668187399.670.18310.18120.220236.53
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.8885
f_angle_d0.7059
f_chiral_restr0.0348
f_bond_d0.0033
f_plane_restr0.0026
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4257
Nucleic Acid Atoms
Solvent Atoms393
Heterogen Atoms180

Software

Software
Software NamePurpose
PHENIXrefinement
PHASERphasing
XDSdata reduction
XDSdata scaling