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PIKE PARVALBUMIN (PI 4.10) AT LOW TEMPERATURE (100K) AND ATOMIC RESOLUTION (0.91 A).
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PVB PDB ENTRY 1PVB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 vapor diffusion - sitting drop in microgravity 8 SITTING DROP, MICROGRAVITY CONDITIONS PROTEIN SOLUTION : 27 MG/ML, 0.02% (W/V) NAN3 RESERVOIR : 2.4M AMMONIUM SULFATE 0.03%(W/V) EDTA, 0.02% (W/V) NAN3 TRIS BUFFER (PH 8.0) DROP : 10 MICROL. PROTEIN SOLUTION + 10 MICROL. RESERVOIR, vapor diffusion - sitting drop in microgravity
Crystal Properties Matthews coefficient Solvent content 1.93 36.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.03 α = 90 b = 49.81 β = 90 c = 34.57 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 100 IMAGE PLATE MARRESEARCH SEGMENTED MIRROR 1997-06-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 EMBL/DESY, HAMBURG X11
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 0.91 25 99.8 3.6 14.2 4.9 63698
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 0.91 0.92 97.3 12.4 3.3 2.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION OTHER THROUGHOUT PDB ENTRY 1PVB 0.91 25 63698 3187 99.8 0.1098 0.1095 0.1193 0.1317 RANDOM, 5%
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 16 784 1025
RMS Deviations Key Refinement Restraint Deviation s_from_restr_planes 0.335 s_non_zero_chiral_vol 0.102 s_approx_iso_adps 0.1 s_zero_chiral_vol 0.093 s_anti_bump_dis_restr 0.061 s_similar_adp_cmpnt 0.037 s_angle_d 0.032 s_bond_d 0.015 s_rigid_bond_adp_cmpnt 0.007 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 873 Nucleic Acid Atoms Solvent Atoms 217 Heterogen Atoms 6
Software Software Software Name Purpose SHELXL-97 refinement DENZO data reduction SCALEPACK data scaling