9Q4A | pdb_00009q4a

Structure-activity-relationship studies of guanidine-based ALDH1B1 inhibitors


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7RAD 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP289PEG 4000, Glycerol, ethyleneglycol, bicine/tris
Crystal Properties
Matthews coefficientSolvent content
2.6253.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 102.351α = 90
b = 102.351β = 90
c = 189.194γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 XE 16MKirkpatrick-Baez (KB) optical mirrors2024-08-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL12-10.97946SSRLBL12-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)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
12.537.8499.70.260.9876.35.74046556.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.6399.33.660.120.45.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.530.64140406192599.6010.2340.23170.23190.27250.2734Random Selection62.896
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]
1.160.581.16-3.762
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg14.441
r_dihedral_angle_2_deg13.868
r_dihedral_angle_6_deg10.627
r_dihedral_angle_1_deg6.529
r_lrange_it4.607
r_scangle_it2.268
r_mcangle_it1.971
r_scbond_it1.273
r_mcbond_it1.128
r_angle_refined_deg0.988
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg14.441
r_dihedral_angle_2_deg13.868
r_dihedral_angle_6_deg10.627
r_dihedral_angle_1_deg6.529
r_lrange_it4.607
r_scangle_it2.268
r_mcangle_it1.971
r_scbond_it1.273
r_mcbond_it1.128
r_angle_refined_deg0.988
r_nbtor_refined0.301
r_nbd_refined0.2
r_symmetry_nbd_refined0.138
r_symmetry_xyhbond_nbd_refined0.122
r_xyhbond_nbd_refined0.119
r_chiral_restr0.082
r_metal_ion_refined0.035
r_bond_refined_d0.002
r_gen_planes_refined0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7660
Nucleic Acid Atoms
Solvent Atoms66
Heterogen Atoms156

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing