9Q4E | pdb_00009q4e

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
2.6453.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 102.446α = 90
b = 102.446β = 90
c = 190.156γ = 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
12.136.3499.70.080.9998.55.76793857.8
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)
12.12.2199.94.110.160.5

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-VALUE2.130.72367848358099.5730.2510.24840.24820.30090.3013Random Selection74.321
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]
1.3070.6541.307-4.241
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg16.644
r_dihedral_angle_3_deg14.677
r_dihedral_angle_6_deg11.058
r_dihedral_angle_1_deg6.798
r_lrange_it5.592
r_scangle_it2.81
r_mcangle_it2.515
r_scbond_it1.617
r_mcbond_it1.48
r_angle_refined_deg1.022
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg16.644
r_dihedral_angle_3_deg14.677
r_dihedral_angle_6_deg11.058
r_dihedral_angle_1_deg6.798
r_lrange_it5.592
r_scangle_it2.81
r_mcangle_it2.515
r_scbond_it1.617
r_mcbond_it1.48
r_angle_refined_deg1.022
r_nbtor_refined0.302
r_nbd_refined0.206
r_symmetry_nbd_refined0.155
r_xyhbond_nbd_refined0.131
r_metal_ion_refined0.121
r_symmetry_xyhbond_nbd_refined0.115
r_chiral_restr0.088
r_gen_planes_refined0.003
r_bond_refined_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7650
Nucleic Acid Atoms
Solvent Atoms94
Heterogen Atoms160

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing