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Crystal Structure of Phl p 1, a Major Timothy Grass Pollen Allergen
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 293 PEG 4000, ammonium sulfate, tris, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
Crystal Properties Matthews coefficient Solvent content 2.584 50.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.685 α = 90 b = 65.526 β = 90 c = 144.769 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 93 CCD MARRESEARCH 2002-06-29 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X9A 1.01 NSLS X9A
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 2.9 20 98.6 0.036 39.6 4.3 12934 12934
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 2.9 3 84.3 0.14 8.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 MAD througout 2.9 20 1 12934 12934 664 98.6 0.243 0.243 0.239 0.2397 0.267 0.2607 RANDOM 45
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 c_dihedral_angle_d 25 c_scangle_it 6.51 c_mcangle_it 4.33 c_scbond_it 3.96 c_mcbond_it 2.57 c_angle_deg 1.55 c_improper_angle_d 0.84 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3512 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 28
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SOLVE phasing CNS refinement