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Crystal structure of an ABC uptake transporter substrate binding protein from Streptococcus pneumoniae with Bound Histidine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2Q2C PDB ENTRY 2Q2C
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 298 PEG 8K 30% w/v Na Acetate 0.2M Bis-Tris 0.1M, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.71 54.66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 87.125 α = 90 b = 87.125 β = 90 c = 70.949 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD MARMOSAIC 300 mm CCD Double Silicone 111 crystalBi-morph Mirrors 2013-01-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-D 1.28756 APS 21-ID-D
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 1.37 37.12 99.7 0.08 16.4 10.8 64061 64061 -3
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 1.37 1.42 98 0.683 2.7 6.7 6156
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT Thoughout PDB ENTRY 2Q2C 1.37 33.31 1.34 64008 64008 3245 99.67 0.1377 0.1377 0.1369 0.1385 0.1527 0.1543 Random 18.85
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 f_dihedral_angle_d 13.378 f_angle_d 1.23 f_chiral_restr 0.08 f_bond_d 0.009 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1940 Nucleic Acid Atoms Solvent Atoms 304 Heterogen Atoms 19
Software Software Software Name Purpose Aimless data scaling MOLREP phasing PHENIX refinement PDB_EXTRACT data extraction BLU-MAX data collection MOSFLM data reduction