☰ Navigation Tabs
Crystal structure of transcription factor NtcA from Synechococcus elongatus (mercury derivative)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 NTCA PROTEIN WAS AT 4.7 MG/ML IN 50 MM SODIUM CITRATE PH 6.5, 0.5 M NACL, 5 MM MAGNESIUM CHLORIDE, 50 MM ARGININE HYDROCHLORIDE, 50 MM NA L-GLUTAMATE AND 10 MM 2- OXOGLUTARATE (2OG). CRISTALLIZATION SOLUTION: 0.1 M BIS-TRIS PH 6.5, 36 % PEG 400. THEN, SOAKED IN THE SAME SOLUTION CONTAINING ALSO 10MM 2OG AND 2 MM HGCL2.
Crystal Properties Matthews coefficient Solvent content 3.25 62.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.393 α = 90 b = 69.973 β = 90 c = 149.002 γ = 90
Symmetry Space Group P 21 21 21
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 CCD 2009-02-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM16 ESRF BM16
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 2.85 74.5 97.3 0.08 8 6.6 16626 1.9 74.73
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 2.85 3 97.3 0.46 1.9 6.6
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 SAD THROUGHOUT NONE 2.85 50 15751 837 97.07 0.21236 0.21067 0.2277 0.2453 0.2537 RANDOM 65.129
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] 0.47 0.16 -0.63
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.357 r_dihedral_angle_4_deg 22.863 r_dihedral_angle_3_deg 20.519 r_dihedral_angle_1_deg 6.058 r_scangle_it 1.541 r_angle_refined_deg 1.298 r_scbond_it 0.9 r_angle_other_deg 0.898 r_mcangle_it 0.567 r_mcbond_it 0.289
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.357 r_dihedral_angle_4_deg 22.863 r_dihedral_angle_3_deg 20.519 r_dihedral_angle_1_deg 6.058 r_scangle_it 1.541 r_angle_refined_deg 1.298 r_scbond_it 0.9 r_angle_other_deg 0.898 r_mcangle_it 0.567 r_mcbond_it 0.289 r_chiral_restr 0.081 r_mcbond_other 0.061 r_bond_refined_d 0.01 r_gen_planes_refined 0.004 r_bond_other_d 0.003 r_gen_planes_other 0.002 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3302 Nucleic Acid Atoms Solvent Atoms 9 Heterogen Atoms 36
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling SHELX phasing