1J3Z

Direct observation of photolysis-induced tertiary structural changes in human haemoglobin; Crystal structure of alpha(Fe-CO)-beta(Ni) hemoglobin (laser unphotolysed)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.6293PEG 4000, 50mM citrate-ammonium buffer, SMALL TUBES, temperature 293K, pH 6.60
Crystal Properties
Matthews coefficientSolvent content
2.3547.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 64.057α = 90
b = 93.702β = 101.14
c = 99.209γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHMONOCHROMATOR2002-12-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL44B2SPring-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
11.62094.40.035314467426
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)
1.61.6683.90.096

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT1.620144674718194.40.1610.1590.196RANDOM17.62
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]
-0.31-0.42-0.590.74
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg4.876
r_scangle_it3.465
r_scbond_it2.202
r_angle_refined_deg1.296
r_mcangle_it1.291
r_mcbond_it0.668
r_nbd_refined0.204
r_symmetry_vdw_refined0.194
r_symmetry_hbond_refined0.153
r_xyhbond_nbd_refined0.127
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg4.876
r_scangle_it3.465
r_scbond_it2.202
r_angle_refined_deg1.296
r_mcangle_it1.291
r_mcbond_it0.668
r_nbd_refined0.204
r_symmetry_vdw_refined0.194
r_symmetry_hbond_refined0.153
r_xyhbond_nbd_refined0.127
r_chiral_restr0.097
r_bond_refined_d0.011
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_2_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8768
Nucleic Acid Atoms
Solvent Atoms1335
Heterogen Atoms364

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling
MOLREPphasing