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T-to-THigh Transitions in Human Hemoglobin: alpha Y42A deoxy low salt
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RQ3 pdb entry 1RQ3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 batch 7 298 10% 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 coefficient Solvent content 2.57 52.19
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97 α = 90 b = 99.3 β = 90 c = 66.2 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 AREA DETECTOR SDMS graphite 1995-11-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.13 97.9 0.059 5.4 6.7 36379 36379
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.13 2.29 90.2 0.185 1.3 3.1 6440
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT and Local R-free pdb entry 1RQ3 2.13 10 31618 31618 3555 97.55 0.19655 0.19156 0.24126 0.2714 10 mutually exclusive test sets matched to pdb entry 1RQ3 19.671
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] -0.58 0.94 -0.36
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.821 r_scangle_it 4.012 r_dihedral_angle_1_deg 3.951 r_scbond_it 2.514 r_angle_refined_deg 1.967 r_mcangle_it 1.492 r_angle_other_deg 1.189 r_mcbond_it 0.804 r_symmetry_vdw_other 0.279 r_nbd_refined 0.248
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.821 r_scangle_it 4.012 r_dihedral_angle_1_deg 3.951 r_scbond_it 2.514 r_angle_refined_deg 1.967 r_mcangle_it 1.492 r_angle_other_deg 1.189 r_mcbond_it 0.804 r_symmetry_vdw_other 0.279 r_nbd_refined 0.248 r_xyhbond_nbd_refined 0.224 r_nbd_other 0.207 r_xyhbond_nbd_other 0.199 r_symmetry_hbond_refined 0.178 r_symmetry_vdw_refined 0.149 r_chiral_restr 0.104 r_bond_refined_d 0.021 r_gen_planes_refined 0.008 r_gen_planes_other 0.007 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4366 Nucleic Acid Atoms Solvent Atoms 171 Heterogen Atoms 172
Software Software Software Name Purpose REFMAC refinement SDMS data reduction SDMS data scaling X-PLOR phasing