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T-To-T(High) quaternary transitions in human hemoglobin: desHIS146beta deoxy low-salt
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1XXT PDB ENTRY 1XXT
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 7.00, batch, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 2.57 52.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.1 α = 90 b = 99.1 β = 90 c = 66 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 1996-01-20 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 50 97.9 0.09 7.4 6.9 35576
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 90.1 0.224 2 3.4 6440
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1XXT 2.13 10 2 34775 33752 3045 97.9 0.169 0.1601 0.237 0.2159 MATCHED TO PDB ENTRY 1XXT 24.42
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 Key Refinement Restraint Deviation p_transverse_tor 32.3 p_staggered_tor 20.4 p_scangle_it 7.737 p_scbond_it 6.153 p_mcangle_it 3.471 p_mcbond_it 2.558 p_planar_tor 2.5 p_xyhbond_nbd 0.178 p_multtor_nbd 0.171 p_singtor_nbd 0.164
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 32.3 p_staggered_tor 20.4 p_scangle_it 7.737 p_scbond_it 6.153 p_mcangle_it 3.471 p_mcbond_it 2.558 p_planar_tor 2.5 p_xyhbond_nbd 0.178 p_multtor_nbd 0.171 p_singtor_nbd 0.164 p_chiral_restr 0.136 p_hb_or_metal_coord 0.123 p_planar_d 0.043 p_angle_d 0.026 p_bond_d 0.011 p_plane_restr 0.011 p_angle_deg p_xhyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4364 Nucleic Acid Atoms Solvent Atoms 194 Heterogen Atoms 172
Software Software Software Name Purpose SDMS data collection SDMS data reduction X-PLOR model building PROLSQ refinement SDMS data scaling X-PLOR phasing