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Crystal structure of the extracellular phosphate ABC transport receptor (PstS-1) and immunodominant antigen of M. tuberculosis.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ABH PDB id 2ABH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 277 PEG 4000, ammonium acetate, sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.32 46.99
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 125.4 α = 90 b = 72.3 β = 90 c = 73.4 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 281 AREA DETECTOR SDMS 1993-09-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.11 18.64 85.5 0.0654 0.0654 8 2 32319 32319 3.5
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.11 2.3 79.4 0.084 0.084 2.64 2 4518
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MIR THROUGHOUT PDB id 2ABH 2.16 18.64 31350 31350 1595 86 0.22 0.22 0.22 0.264 RANDOM 11.3
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] -4.75 -1.7 6.45
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.7 c_scangle_it 2.54 c_scbond_it 1.86 c_mcangle_it 1.27 c_angle_deg 1.2 c_improper_angle_d 0.87 c_mcbond_it 0.79 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4848 Nucleic Acid Atoms Solvent Atoms 240 Heterogen Atoms 10
Software Software Software Name Purpose CNS refinement STRATEGY data reduction SDMS data scaling PHASES phasing