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STRUCTURE OF DIFERRIC BOVINE LACTOFERRIN AT 2.8 ANGSTROMS RESOLUTION
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LFG HUMAN LACTOFERRIN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 dialaysis 7.7 277 25 MM TRIS/HCL, PH 7.7 8% (V/V) MPD 6.5% (V/V) ETHANOL DIALYSED AGAINST A 200 MG/ML SOLUTION OF PROTEIN AT 277 K., dialaysis
Crystal Properties Matthews coefficient Solvent content 2.5 50
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 138.86 α = 90 b = 87.01 β = 90 c = 73.35 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 IMAGE PLATE RIGAKU RAXIS IIC 0.3 MM COLLIMATOR 1994-05-10 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 2.8 50 97 0.048 0.048 28 3.7 22017 3 62
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 2.9 95.9 0.31 0.31 4 3.7
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-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 FREE R FACTOR HUMAN LACTOFERRIN 2.8 30 21872 21872 2106 97 0.232 0.232 0.217 0.2031 0.28 0.2071 A POSTERIORI
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 t_dihedral_angle_d 17.3 t_it 1.81 t_angle_deg 1.542 t_nbd 0.092 t_gen_planes 0.013 t_bond_d 0.011 t_trig_c_planes 0.007 t_incorr_chiral_ct t_pseud_angle
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5310 Nucleic Acid Atoms Solvent Atoms 50 Heterogen Atoms 135
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CCP4 model building TNT refinement CCP4 phasing