9Q4C | pdb_00009q4c

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 = 102.383α = 90
b = 102.383β = 90
c = 189.068γ = 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 BL12-20.97946SSRLBL12-2

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
12.237.81990.1030.9986.75.75839662.4
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)
12.22.321003.380.170.55.8

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-VALUE2.230.66858288292198.8540.2240.2220.22230.27150.2716Random Selection75.672
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]
1.1230.5621.123-3.643
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg15.869
r_dihedral_angle_3_deg14.762
r_dihedral_angle_6_deg11.442
r_lrange_it7.588
r_dihedral_angle_1_deg6.878
r_scangle_it4.75
r_mcangle_it3.985
r_scbond_it2.838
r_mcbond_it2.456
r_angle_refined_deg1.105
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg15.869
r_dihedral_angle_3_deg14.762
r_dihedral_angle_6_deg11.442
r_lrange_it7.588
r_dihedral_angle_1_deg6.878
r_scangle_it4.75
r_mcangle_it3.985
r_scbond_it2.838
r_mcbond_it2.456
r_angle_refined_deg1.105
r_nbtor_refined0.304
r_nbd_refined0.208
r_symmetry_nbd_refined0.152
r_symmetry_xyhbond_nbd_refined0.141
r_xyhbond_nbd_refined0.124
r_metal_ion_refined0.118
r_chiral_restr0.094
r_gen_planes_refined0.003
r_bond_refined_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7647
Nucleic Acid Atoms
Solvent Atoms74
Heterogen Atoms158

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing