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Structure of the R75A mutant of rat alpha-Parvalbumin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RTP PDB ENTRY 1RTP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 290 3.2 Ammonium sulfate, 2% PEG 600, 100mM MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 1.776738 30.772001
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 27.315 α = 90 b = 55.05 β = 105.56 c = 28.768 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MARRESEARCH osmic mirrors 2005-10-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.542
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 27.71 97.5 0.047 3.8 5621 2
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 MIR THROUGHOUT PDB ENTRY 1RTP 2 27.71 5621 5480 251 97.54 0.158 0.14726 0.14436 0.1442 0.20485 0.2035 RANDOM 12.078
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 r_dihedral_angle_2_deg 30.878 r_dihedral_angle_3_deg 13.568 r_dihedral_angle_1_deg 5.909 r_scangle_it 3.551 r_scbond_it 2.492 r_angle_refined_deg 1.595 r_mcangle_it 1.426 r_mcbond_it 0.908 r_nbtor_refined 0.306 r_nbd_refined 0.225
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.878 r_dihedral_angle_3_deg 13.568 r_dihedral_angle_1_deg 5.909 r_scangle_it 3.551 r_scbond_it 2.492 r_angle_refined_deg 1.595 r_mcangle_it 1.426 r_mcbond_it 0.908 r_nbtor_refined 0.306 r_nbd_refined 0.225 r_symmetry_hbond_refined 0.217 r_xyhbond_nbd_refined 0.188 r_symmetry_vdw_refined 0.165 r_metal_ion_refined 0.105 r_chiral_restr 0.096 r_bond_refined_d 0.016 r_gen_planes_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 822 Nucleic Acid Atoms Solvent Atoms 155 Heterogen Atoms 12
Software Software Software Name Purpose EPMR phasing REFMAC refinement MOSFLM data reduction SCALA data scaling