3RHM

Crystal structure of the E673Q mutant oF C-Terminal domain of 10'FORMYLTETRAHYDROFOLATE DEHYDROGENASE


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2O2PPDB entry 2O2P

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72930.1M HEPES pH 7.0, 1.6M Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 261.606α = 90
b = 193.716β = 109.05
c = 97.315γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 300 mm plate2007-07-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.385096.90.1436.74.7176623176623
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.382.4781.20.4751.92.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 2O2P2.3849.81167728167728886996.710.172790.171220.20225RANDOM40.806
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]
0.642.180.270.51
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.942
r_dihedral_angle_4_deg24.471
r_dihedral_angle_3_deg15.847
r_dihedral_angle_1_deg7.164
r_scangle_it5.647
r_scbond_it3.757
r_mcangle_it2.354
r_angle_refined_deg2.161
r_mcbond_it1.315
r_nbtor_refined0.304
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.942
r_dihedral_angle_4_deg24.471
r_dihedral_angle_3_deg15.847
r_dihedral_angle_1_deg7.164
r_scangle_it5.647
r_scbond_it3.757
r_mcangle_it2.354
r_angle_refined_deg2.161
r_mcbond_it1.315
r_nbtor_refined0.304
r_nbd_refined0.203
r_chiral_restr0.142
r_symmetry_vdw_refined0.142
r_symmetry_hbond_refined0.137
r_xyhbond_nbd_refined0.129
r_bond_refined_d0.029
r_gen_planes_refined0.011
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms15152
Nucleic Acid Atoms
Solvent Atoms683
Heterogen Atoms164

Software

Software
Software NamePurpose
SERGUIdata collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling