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CRYSTAL STRUCTURE OF 8-AMINO-7-OXONANOATE SYNTHASE (OR 7-KETO-8AMINIPELARGONATE OR KAPA SYNTHASE) COMPLEXED WITH PLP AND THE PRODUCT 8(S)-AMINO-7-OXONANONOATE (OR KAPA). THE ENZYME OF BIOTIN BIOSYNTHETIC PATHWAY.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 289 AMMONIUM SULPHATE, SODIUM CHLORIDE, BIS-TRIS PROPANE BUFFER, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 289.0K
Crystal Properties Matthews coefficient Solvent content 1 49.39
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.89 α = 90 b = 58.89 β = 90 c = 201.77 γ = 120
Symmetry Space Group P 31 1 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 MARRESEARCH 1998-01-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SRS BEAMLINE PX7.2 SRS PX7.2
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 1.99 31.62 99.3 0.065 6.3 2.9 28007 27822 37
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 1.99 2.06 93.5 0.452 2.7
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION AB INITIO FREE R 2 10 27177 27314 820 99.5 0.212 0.212 0.212 0.278 RANDOM
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 3208
RMS Deviations Key Refinement Restraint Deviation s_similar_adp_cmpnt 0.1 s_zero_chiral_vol 0.03 s_non_zero_chiral_vol 0.03 s_from_restr_planes 0.025 s_angle_d 0.02 s_bond_d 0.007 s_similar_dist s_anti_bump_dis_restr s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2912 Nucleic Acid Atoms Solvent Atoms 337 Heterogen Atoms 39
Software Software Software Name Purpose X-PLOR model building SHELXL-97 refinement MAR345 data collection SCALEPACK data scaling X-PLOR phasing