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The human methylenetetrahydrofolate dehydrogenase/cyclohydrolase (FolD) complexed with NADP
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DIG
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.2 293 PEG 3350, GLYCEROL, SODIUM CITRATE, AMMONIUM ACETATE, pH 5.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 20K.
Crystal Properties Matthews coefficient Solvent content 2.22 44.63
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.889 α = 90 b = 136.419 β = 90 c = 61.579 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 QUANTUM 4 1999-03-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X8C 1.0 NSLS X8C
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 2.2 15 99.8 0.044 7 4 29810 -3 -3
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 2.2 2.23 98.2 0.147 5
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 FOURIER SYNTHESIS THROUGHOUT 1DIG 2.2 14.92 26225 2900 97.86 0.17501 0.17005 0.1781 0.21941 0.2221 RANDOM 25.67
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] -0.15 0.44 -0.28
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.948 r_dihedral_angle_4_deg 17.185 r_dihedral_angle_3_deg 15.178 r_dihedral_angle_1_deg 6.262 r_long_range_B_refined 6.08 r_long_range_B_other 6.076 r_scangle_other 4.594 r_mcangle_other 3.183 r_mcangle_it 3.178 r_scbond_it 2.925
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.948 r_dihedral_angle_4_deg 17.185 r_dihedral_angle_3_deg 15.178 r_dihedral_angle_1_deg 6.262 r_long_range_B_refined 6.08 r_long_range_B_other 6.076 r_scangle_other 4.594 r_mcangle_other 3.183 r_mcangle_it 3.178 r_scbond_it 2.925 r_scbond_other 2.924 r_mcbond_it 2.114 r_mcbond_other 2.105 r_angle_refined_deg 1.745 r_angle_other_deg 1.169 r_chiral_restr 0.1 r_bond_refined_d 0.016 r_gen_planes_refined 0.008 r_bond_other_d 0.002 r_gen_planes_other 0.001 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 4398 Nucleic Acid Atoms Solvent Atoms 223 Heterogen Atoms 100
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling REFMAC phasing