3WTG

Crystal structure of Emu (dromaius novaehollandiae) hemoglobin at 2.3 angstrom resolution


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729330% PEG 3350, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1542.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 66.271α = 90
b = 80.01β = 90
c = 103.559γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plateMIRRORS2012-09-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER AXS MICROSTAR-H1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
12.330990.0616.42512926.9
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.38990.0610.0616.47.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3FS42.329.3623787125999.80.1960.1920.257RANDOM29.25
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]
-0.130.060.08
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.81
r_dihedral_angle_3_deg17.603
r_dihedral_angle_4_deg16.438
r_dihedral_angle_1_deg5.726
r_scangle_it3.515
r_scbond_it2.347
r_angle_refined_deg1.579
r_mcangle_it1.483
r_angle_other_deg0.991
r_mcbond_it0.789
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.81
r_dihedral_angle_3_deg17.603
r_dihedral_angle_4_deg16.438
r_dihedral_angle_1_deg5.726
r_scangle_it3.515
r_scbond_it2.347
r_angle_refined_deg1.579
r_mcangle_it1.483
r_angle_other_deg0.991
r_mcbond_it0.789
r_mcbond_other0.188
r_chiral_restr0.095
r_bond_refined_d0.018
r_gen_planes_refined0.008
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4419
Nucleic Acid Atoms
Solvent Atoms360
Heterogen Atoms180

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
REFMACrefinement
AUTOMARdata reduction
SCALEPACKdata scaling