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Crystal structure of the Mycobacterium tuberculosis Tat-secreted protein Rv2525c in complex with HEPES (monoclinic crystal form II)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4PMN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 291 1.26 M tri-sodium citrate, 90 mM Hepes-Na pH 7.5, 10% glycerol
Crystal Properties Matthews coefficient Solvent content 2.12 42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.98 α = 90 b = 62.5 β = 109.84 c = 38.73 γ = 90
Symmetry Space Group C 1 2 1
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 ADSC QUANTUM 315r 2011-04-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SOLEIL BEAMLINE PROXIMA 1 0.9198 SOLEIL PROXIMA 1
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 1.81 48.56 98.2 0.155 8.3 3.6 16674 16.49
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 1.81 1.84 82.2 0.916 1.2 2.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 THROUGHOUT 4PMN 1.81 48.56 16585 834 98.36 0.1713 0.1691 0.1774 0.2136 0.2272 RANDOM 16.7
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] -3.1522 -1.9904 2.3164 0.8358
RMS Deviations Key Refinement Restraint Deviation t_omega_torsion 3.86 t_other_torsion 2.57 t_angle_deg 0.94 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_omega_torsion 3.86 t_other_torsion 2.57 t_angle_deg 0.94 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1537 Nucleic Acid Atoms Solvent Atoms 109 Heterogen Atoms 16
Software Software Software Name Purpose BUSTER refinement XDS data reduction Aimless data scaling PHASER phasing