☰ Navigation Tabs
T-to-T(High) Quaternary Transitions in Human Hemoglobin: alphaN97A 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 52.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.26 α = 90 b = 99.36 β = 90 c = 65.91 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 277 IMAGE PLATE RIGAKU RAXIS IV osmic mirrors 2004-05-05 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 2.25 50 87.6 0.058 8.2 2.7 26928 26928
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) 2.25 2.43 72.5 0.146 4.7 1.7 4527
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT and local R-free analysis pdb entry 1RQ3 2.25 10 26928 23033 2637 83.89 0.16056 0.15538 0.1664 0.20625 0.2092 10 mutually exclusive test sets matched to pdb entry 1RQ3 32.639
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] -0.23 1.87 -1.64
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.91 r_scangle_it 4.16 r_dihedral_angle_1_deg 3.913 r_scbond_it 2.593 r_angle_refined_deg 1.956 r_mcangle_it 1.706 r_angle_other_deg 1.196 r_mcbond_it 0.899 r_symmetry_vdw_other 0.29 r_nbd_refined 0.248
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.91 r_scangle_it 4.16 r_dihedral_angle_1_deg 3.913 r_scbond_it 2.593 r_angle_refined_deg 1.956 r_mcangle_it 1.706 r_angle_other_deg 1.196 r_mcbond_it 0.899 r_symmetry_vdw_other 0.29 r_nbd_refined 0.248 r_xyhbond_nbd_refined 0.208 r_symmetry_vdw_refined 0.206 r_nbd_other 0.205 r_symmetry_hbond_refined 0.2 r_xyhbond_nbd_other 0.148 r_chiral_restr 0.101 r_bond_refined_d 0.022 r_gen_planes_refined 0.007 r_gen_planes_other 0.006 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4374 Nucleic Acid Atoms Solvent Atoms 175 Heterogen Atoms 172
Software Software Software Name Purpose REFMAC refinement CrystalClear data reduction MOSFLM data reduction CCP4 data scaling X-PLOR phasing