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Structure of the Nitrogenase MoFe Protein from Azotobacter vinelandii Pressurized with Xenon
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 297 PEG 6000, sodium chloride, xylitol, imidazole/malate, spermine, Zwittergent
Crystal Properties Matthews coefficient Solvent content 2.18 43.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 77.123 α = 90 b = 129.78 β = 108.94 c = 107.543 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 IMAGE PLATE RIGAKU RAXIS IV++ 2001-11-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.5418
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 2 101.72 98.7 9.2 3.5 133045
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 THROUGHOUT 2 101.72 126310 6678 98.6 0.17 0.167 0.1763 0.219 0.2235 RANDOM 23.97
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] 2.02 0.55 -0.2 -1.78
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.155 r_dihedral_angle_4_deg 20.758 r_dihedral_angle_3_deg 14.763 r_dihedral_angle_1_deg 5.837 r_long_range_B_refined 5.486 r_long_range_B_other 5.39 r_scangle_other 4.303 r_scbond_it 3.045 r_scbond_other 3.045 r_mcangle_it 3.011
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.155 r_dihedral_angle_4_deg 20.758 r_dihedral_angle_3_deg 14.763 r_dihedral_angle_1_deg 5.837 r_long_range_B_refined 5.486 r_long_range_B_other 5.39 r_scangle_other 4.303 r_scbond_it 3.045 r_scbond_other 3.045 r_mcangle_it 3.011 r_mcangle_other 3.011 r_mcbond_it 2.317 r_mcbond_other 2.316 r_angle_refined_deg 1.291 r_angle_other_deg 1.277 r_chiral_restr 0.077 r_bond_refined_d 0.009 r_gen_planes_refined 0.006 r_bond_other_d r_gen_planes_other 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_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 15928 Nucleic Acid Atoms Solvent Atoms 1276 Heterogen Atoms 132
Software Software Software Name Purpose REFMAC refinement