8jba

Discovery and Crystallography Study of Novel Oxadiazole Analogs as Small Molecule PD-1/PD-L1 inhibitors

Method: X-RAY DIFFRACTION Dmax: 68.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Programmed cell death 1 ligand 1

Homo sapiens

UniProt Q9NZQ7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 18–134 Chain B; UniProt 18–134 Not recorded AU9 (2~{S})-2-[[3-[[5-[(2-methyl-3-phenyl-phenoxy)methyl]-1,3,4-oxadiazol-2-yl]sulfanylmethyl]phenyl]methylamino]-3-oxidanyl-propanoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;289.15 K;Tris, Potassium sodium tartrate tetrahydrate Resolution 2.60 Å R-free 0.257

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

74 other PDB entries and 124 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PD1L1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–117; UniProt 18–134 Author chain B; PDBConstruct 1–117; UniProt 18–134

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 8jba

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8jba
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8jba
Deposition date deposition_date2023-05-08
Structure title titleDiscovery and Crystallography Study of Novel Oxadiazole Analogs as Small Molecule PD-1/PD-L1 inhibitors
Keywords keywordsImmune checkpoint, Dimer, Inhibitor, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier20.66
Radius of gyration Rg (electron density) rg_electron19.74
Forward intensity I(0) i014303800.00
Molecular weight molecular_weight28958.0 kDa
Excluded volume excluded_volume36480 ų
Envelope volume envelope_volume43786 ų
Hydration-shell volume shell_volume18804 ų
Envelope diameter envelope_diameter69.3
Shell Rg shell_rg25.99
Envelope Rg envelope_rg20.24
Shape Rg shape_rg19.76
Total Rg total_rg20.59
Total atoms total_atoms2040
Residues n_residues250
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax68.3
Rg (real space) rg_real20.62
Rg uncertainty (real space) rg_real_error0.53
I(0) (real space) i0_real1.4300e+07
I(0) uncertainty (real space) i0_real_error2.0630e+05
Rg (reciprocal space) rg_reciprocal20.63
I(0) (reciprocal space) i0_reciprocal14300000.0000
Solution quality estimate total_estimate0.8138
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.8
Skewness Skewness skewness0.271
Kurtosis Kurtosis kurtosis-0.503
Angular range angular_range— – 0.3850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5533000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.863; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)