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Branched-chain alpha-ketoacid dehydrogenase kinase (BCK) complxed with ATP-gamma-S
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other BRANCHED-CHAIN ALPHA-KETOACID DEHYDROGENASE KINASE (BCK) SELENOMETHIONINE VARIANT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7.5 293 VAPOR DIFFUSION 20C EQUAL AMOUNTS OF BCK (20 MG/ML IN 50 MM HEPES PH 7.5, 1 M SODIUM CHLORIDE,250 MM POTASSIUM CHLORIDE, 300 MM ARGININE, 20 MM BETA-MERCAPTOETHANOL 2 MM BENZAMIDINE, 2 MM MG-ATPGAMMAS, 2 MM MAGNESIUM CHLORIDE, 0.5 MM PMSF, 10% (W/V) GLYCEROL) AND RESERVOIR (8%(W/V) PEG-6000, 5% (V/V) ETHYLENE GLYCOL, 1 M NACL, 20 MM BETA-MERCAPTOETHANOL)
Crystal Properties Matthews coefficient Solvent content 3.4 64
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 127.722 α = 90 b = 127.722 β = 90 c = 74.314 γ = 90
Symmetry Space Group P 42 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 100 IMAGE PLATE MSC OSMIC MIRROR SYSTEM 2001-04-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
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 2.7 36.9 99.6 0.053 24.4 4.6 17401 -3 70
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 2.7 2.8 96.8 0.533 2 3.6
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT BRANCHED-CHAIN ALPHA-KETOACID DEHYDROGENASE KINASE (BCK) SELENOMETHIONINE VARIANT 2.7 36.94 16665 1430 95.5 0.218 0.218 0.2107 0.269 RANDOM 56.6
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] 2.71 2.71 -5.41
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.1 c_scangle_it 3.34 c_mcangle_it 2.48 c_scbond_it 2.13 c_angle_deg 1.6 c_mcbond_it 1.43 c_improper_angle_d 1.11 c_bond_d 0.011 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.1 c_scangle_it 3.34 c_mcangle_it 2.48 c_scbond_it 2.13 c_angle_deg 1.6 c_mcbond_it 1.43 c_improper_angle_d 1.11 c_bond_d 0.011 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2526 Nucleic Acid Atoms Solvent Atoms 70 Heterogen Atoms 38
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction HKL-2000 data scaling CNS phasing