6R2O

Hemoglobin structure from serial crystallography with a 3D-printed nozzle.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1Y8K 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE293in 26% PEG3350,10mM Hepes pH7.5, ratio 1:2, Stirring, O.D 10
Crystal Properties
Matthews coefficientSolvent content
2.243.99

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.5α = 90
b = 80.8β = 90
c = 110.8γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293PIXELCS-PAD XPP2018-04-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1FREE ELECTRON LASERSLAC LCLS BEAMLINE MFX1.734SLAC LCLSMFX

Serial Crystallography

Sample delivery method
Diffraction IDDescriptionSample Delivery Method
13DP-DFFN in airinjection
Injection
Diffraction IDDescriptionFlow RateInjector DiameterInjection PowerInjector NozzleFilter SizeCarrier Solvent
13DP-DFFN7Elveflow3DP-DFFN20Proteinbuffer
Measurement
Diffraction IDPulse DurationPulse Repetition RateFocal Spot SizePulse EnergyPhotons Per Pulse
1101207150
Data Reduction
Diffraction IDFrames IndexedCrystal HitsTotal Frames
1114958140443

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.46201000.9915.1110592107240.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)R Split (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.462.51000.70.5382.0699.5

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-VALUE1Y8K2.4619.871.332096718681000.16980.16570.21255.46
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_d14.9938
f_angle_d0.6199
f_chiral_restr0.036
f_bond_d0.0033
f_plane_restr0.0032
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4386
Nucleic Acid Atoms
Solvent Atoms58
Heterogen Atoms182

Software

Software
Software NamePurpose
PHENIXrefinement
CrystFELdata reduction
CrystFELdata scaling
PHASERphasing