2DN3

1.25A resolution crystal structure of human hemoglobin in the carbonmonoxy form


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH6.7293sodium/potassium phosphate, glycerol, pH 6.7, BATCH, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1743.26

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.27α = 90
b = 53.27β = 90
c = 189.78γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmSi(iii)2000-12-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL44B20.7000SPring-8BL44B2

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
11.25251000.0615.87.676777
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.251.321000.533

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT1.252072937729370.183
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
s_anti_bump_dis_restr0.12
s_non_zero_chiral_vol0.061
s_zero_chiral_vol0.054
s_angle_d0.028
s_from_restr_planes0.0232
s_bond_d0.02
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2192
Nucleic Acid Atoms
Solvent Atoms212
Heterogen Atoms90

Software

Software
Software NamePurpose
MAR345data collection
MOSFLMdata reduction
X-PLORmodel building
SHELXL-97refinement
X-PLORphasing