3QV7

Crystal structure of Leishmania mexicana pyruvate kinase(LmPYK)in complex with ponceau S and acid blue 25.


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.22777-16% PEG 8,000, 20 mM TEA buffer (pH 7.2), 50 mM MgCl2, 100 mM KCl and 10-25% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.8267.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 182.109α = 90
b = 164.798β = 115.8
c = 123.348γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDADSC QUANTUM 315MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I031DiamondI03

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
12.721.141000.1230.14410.23.7893542.72.756.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.72.851000.5420.642.13.512910

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1PKL2.721.1484872448099.770.216770.215350.24414RANDOM45.246
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]
0.390.44-0.230.22
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.249
r_dihedral_angle_3_deg14.122
r_dihedral_angle_4_deg14.023
r_dihedral_angle_1_deg4.233
r_angle_refined_deg0.859
r_scangle_it0.749
r_mcangle_it0.428
r_scbond_it0.4
r_mcbond_it0.232
r_chiral_restr0.055
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.249
r_dihedral_angle_3_deg14.122
r_dihedral_angle_4_deg14.023
r_dihedral_angle_1_deg4.233
r_angle_refined_deg0.859
r_scangle_it0.749
r_mcangle_it0.428
r_scbond_it0.4
r_mcbond_it0.232
r_chiral_restr0.055
r_bond_refined_d0.006
r_gen_planes_refined0.003
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_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13572
Nucleic Acid Atoms
Solvent Atoms505
Heterogen Atoms270

Software

Software
Software NamePurpose
REFMACrefinement