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Crystal Structure at 1.50 A of an OmpR/PhoB Homolog from Thermotoga maritima
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 295 Protein at 12-25 mg/ml in 0.0125 M tris(hydroxymethyl)amino methane (TRIS) pH 8.0, 0.50 M NaCl; precipitating solution: 20% (w/v) PEG 3350, 0.10 M 2-(N-Morpholino)ethanesulfonic acid (MES) pH 6.5, 0.20 M potassium thiocyanate (KSCN), VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.43 49.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 34.57 α = 90 b = 71.267 β = 106.56 c = 54.605 γ = 90
Symmetry Space Group P 1 21 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 4 parabolic collimating mirror 2001-04-13 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X8C 0.9640, 0.9796, 0.9797 NSLS X8C
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 1.5 20 99.6 0.052 0.052 7.5 5.4 40628 40466 1 14.7
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 1.5 1.57 100 0.139 0.139 5 5.4 5891
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-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.5 20 40628 40466 2026 99.58 0.1806 0.1806 0.17911 0.1783 0.20984 0.2085 RANDOM 13.834
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] 0.32 -0.22 0.33 -0.78
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 12.756 r_dihedral_angle_1_deg 4.546 r_scangle_it 4.526 r_scbond_it 2.945 r_angle_other_deg 1.834 r_mcangle_it 1.771 r_angle_refined_deg 1.65 r_mcbond_it 1.03 r_symmetry_vdw_refined 0.3 r_symmetry_vdw_other 0.265
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 12.756 r_dihedral_angle_1_deg 4.546 r_scangle_it 4.526 r_scbond_it 2.945 r_angle_other_deg 1.834 r_mcangle_it 1.771 r_angle_refined_deg 1.65 r_mcbond_it 1.03 r_symmetry_vdw_refined 0.3 r_symmetry_vdw_other 0.265 r_nbd_refined 0.232 r_nbtor_other 0.197 r_nbd_other 0.194 r_xyhbond_nbd_refined 0.145 r_symmetry_hbond_refined 0.142 r_chiral_restr 0.105 r_xyhbond_nbd_other 0.037 r_bond_refined_d 0.02 r_gen_planes_refined 0.007 r_gen_planes_other 0.002 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1774 Nucleic Acid Atoms Solvent Atoms 206 Heterogen Atoms 18
Software Software Software Name Purpose SOLVE phasing REFMAC refinement MOSFLM data reduction CCP4 data scaling