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The 1.25 A resolution structure of phosphoribosyl-ATP pyrophosphohydrolase from Mycobacterium tuberculosis
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 291 sodium citrate, sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K
Crystal Properties Matthews coefficient Solvent content 2.5 37
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 37.925 α = 90 b = 62.597 β = 90 c = 67.051 γ = 90
Symmetry Space Group I 2 2 2
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 4 2002-03-02 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 14-BM-D 1.0037, 0.9802,0.9799, 0.9572 APS 14-BM-D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.1 45.64 100 24294
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.25 45.64 20798 19181 1042 97.24 0.18458 0.18336 0.1926 0.20747 0.2129 RANDOM 11.028
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] 0.41 0.37 -0.78
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.035 r_dihedral_angle_3_deg 11.368 r_dihedral_angle_4_deg 5.649 r_dihedral_angle_1_deg 4.475 r_scangle_it 2.487 r_sphericity_free 2.132 r_scbond_it 1.74 r_rigid_bond_restr 1.337 r_sphericity_bonded 1.319 r_mcangle_it 1.004
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.035 r_dihedral_angle_3_deg 11.368 r_dihedral_angle_4_deg 5.649 r_dihedral_angle_1_deg 4.475 r_scangle_it 2.487 r_sphericity_free 2.132 r_scbond_it 1.74 r_rigid_bond_restr 1.337 r_sphericity_bonded 1.319 r_mcangle_it 1.004 r_angle_refined_deg 0.985 r_mcbond_it 0.786 r_angle_other_deg 0.715 r_symmetry_vdw_other 0.24 r_mcbond_other 0.231 r_nbd_refined 0.22 r_symmetry_vdw_refined 0.19 r_nbtor_refined 0.177 r_nbd_other 0.156 r_xyhbond_nbd_refined 0.124 r_symmetry_hbond_refined 0.094 r_nbtor_other 0.084 r_chiral_restr 0.053 r_bond_refined_d 0.006 r_gen_planes_refined 0.003 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 677 Nucleic Acid Atoms Solvent Atoms 151 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction CCP4 data scaling SHELXD phasing SHELXE model building