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HIGH RESOLUTION CRYSTAL STRUCTURE OF THE FV FRAGMENT FROM AN ANTI-DANSYL SWITCH VARIANT ANTIBODY IGG2A(S) CRYSTALLIZED AT PH 6.75
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IGF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.75 CRYSTALLIZATION CONDITIONS: TEMPERATURE AT 20C. PRECIPITANT SOLUTION CONTAINED
1 AMMONIUM SULFATE AND 0.025 M SODIUM CACODYLATE (PH 6.75). 5 MG/ML OF FV
FRAGMENT., VAPOR DIFFUSION, HANGING DROP
Crystal Properties Matthews coefficient Solvent content 1.96 37.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.29 α = 90 b = 66.93 β = 90 c = 53.63 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 112 IMAGE PLATE RIGAKU RAXIS IV DOUBLE FOCUSING MIRROR (PT COATED AND NI COATED) 1998-07-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU ULTRAX 18
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 1.5 40 97.6 0.053 42.6 11.1 32405 1
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) 1.5 1.52 93 0.318 3.5 5.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1IGF 1.55 8 2 32150 3216 96.8 0.184 0.184 0.1822 0.233 RANDOM 13.8
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 x_dihedral_angle_d 27.39 x_improper_angle_d 1.584 x_angle_deg 1.022 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 27.39 x_improper_angle_d 1.584 x_angle_deg 1.022 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1872 Nucleic Acid Atoms Solvent Atoms 400 Heterogen Atoms 10
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing