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Crystal Structure of Human Carbonmonoxy-Haemoglobin at 1.25 A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1HCO PDB ENTRY 1HCO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 SMALL TUBES 6.7 298 potassium phosphate, pH 6.7, SMALL TUBES, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.18 43.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 53.27 α = 90 b = 53.27 β = 90 c = 190.78 γ = 90
Symmetry Space Group P 41 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 100 CCD ADSC QUANTUM 4 Si(III) mirrors 2000-11-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44B2 0.7 SPring-8 BL44B2
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 1.25 25 100 0.061 5.8 7.6 76777 76777 20
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) 1.25 1.32 100 0.533 1.4 6.9 11035
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 (All) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R PDB ENTRY 1HCO 1.25 25 72937 72937 3837 94.5 0.163 0.1632 0.2143 RANDOM
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 2606
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.072 s_non_zero_chiral_vol 0.064 s_zero_chiral_vol 0.057 s_similar_adp_cmpnt 0.044 s_angle_d 0.027 s_from_restr_planes 0.0236 s_anti_bump_dis_restr 0.015 s_bond_d 0.011 s_rigid_bond_adp_cmpnt 0.004 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2192 Nucleic Acid Atoms Solvent Atoms 325 Heterogen Atoms 90
Software Software Software Name Purpose X-PLOR model building SHELXL-97 refinement MOSFLM data reduction CCP4 data scaling X-PLOR phasing