5HPB

human dihydrofolate reductase complex with NADPH and 5-methyl-6-(phenylthio-4'trifluoromethyl)thieno[2,3-d]pyrimidine-2,4-diamine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1U72 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.9287100 mM KPO4, 30% sat AmSO4, 3% v/vEtOH
Crystal Properties
Matthews coefficientSolvent content
2.5551.73

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.845α = 90
b = 85.845β = 90
c = 76.725γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray113IMAGE PLATEMAR scanner 345 mm platemirror2015-01-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL14-10.975SSRLBL14-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
11.455086.10.1250.01542.223705212
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)
11.451.4873.80.14511

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1u721.6534.09120725110386.10.239240.23640.29278RANDOM36.319
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]
0.140.070.14-0.21
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.752
r_dihedral_angle_3_deg17.975
r_dihedral_angle_4_deg14.381
r_dihedral_angle_1_deg7.284
r_angle_refined_deg2.375
r_chiral_restr0.191
r_bond_refined_d0.021
r_gen_planes_refined0.012
r_bond_other_d
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.752
r_dihedral_angle_3_deg17.975
r_dihedral_angle_4_deg14.381
r_dihedral_angle_1_deg7.284
r_angle_refined_deg2.375
r_chiral_restr0.191
r_bond_refined_d0.021
r_gen_planes_refined0.012
r_bond_other_d
r_angle_other_deg
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_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1502
Nucleic Acid Atoms
Solvent Atoms53
Heterogen Atoms81

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling
MOLREPphasing