1Y0W

T-to-THigh quaternary Transitions in Human Hemoglobin: betaV1M deoxy low-salt (10 test sets)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1A0Updb entry 1A0U

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1batch729810% PEG 6000, 10 mM potassium phosphate, 100 mM potassium chloride, 3 mM sodium dithionite, 10 mg/ml Hb, pH 7.0, batch, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.5651.93

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.2α = 90
b = 99.3β = 90
c = 65.9γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298AREA DETECTORSDMSgraphite1995-08-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.5418

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
12.145098.10.07911.27.63523035203
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)
2.142.3910.1732.93.56448

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 REPLACEMENTTHROUGHOUTpdb entry 1A0U2.141031252352097.940.168790.166160.19227random: 10 mutually exclusvie test sets24.799
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]
-0.511.61-1.1
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg17.041
r_scangle_it4.189
r_dihedral_angle_1_deg3.549
r_scbond_it2.528
r_angle_refined_deg1.678
r_mcangle_it1.664
r_angle_other_deg1.157
r_mcbond_it0.837
r_symmetry_vdw_other0.436
r_nbd_refined0.232
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg17.041
r_scangle_it4.189
r_dihedral_angle_1_deg3.549
r_scbond_it2.528
r_angle_refined_deg1.678
r_mcangle_it1.664
r_angle_other_deg1.157
r_mcbond_it0.837
r_symmetry_vdw_other0.436
r_nbd_refined0.232
r_symmetry_vdw_refined0.217
r_nbd_other0.194
r_xyhbond_nbd_refined0.167
r_symmetry_hbond_refined0.148
r_chiral_restr0.094
r_bond_refined_d0.014
r_gen_planes_refined0.007
r_gen_planes_other0.006
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4386
Nucleic Acid Atoms
Solvent Atoms175
Heterogen Atoms172

Software

Software
Software NamePurpose
REFMACrefinement
SDMSdata reduction
SDMSdata scaling
X-PLORphasing