8aok

Complex of PD-L1 with VHH6

Method: X-RAY DIFFRACTION Dmax: 68.6 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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 18–134 Not recorded VHH 6 × 1 PEG DI(HYDROXYETHYL)ETHER × 3 ACY ACETIC ACID × 1 OXM OXAMIC ACID × 1 EDO 1,2-ETHANEDIOL × 2 FMT FORMIC ACID × 1 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;291 K;0.1 M HEPES:MOPS, pH 7.5, 0.02 M Ammonium acetate, 0.02 M Potassium sodium tartrate tetrahydrate, 0.02 M Sodium citrate tribasic dihydrate, 0.02 M Sodium formate, 0.02M Sodium oxamate, 10% (w/v) PEG 20000 and 20% (v/v) PEG 500-MME. Resolution 1.60 Å R-free 0.185

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

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 8aok

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8aok
Deposition date deposition_date2022-08-08
Structure title titleComplex of PD-L1 with VHH6
Keywords keywordsSingle domain antibody, VHH, programmed cell death 1 ligand 1, 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_guinier20.19
Radius of gyration Rg (electron density) rg_electron19.50
Forward intensity I(0) i014121500.00
Molecular weight molecular_weight27859.0 kDa
Excluded volume excluded_volume34706 ų
Envelope volume envelope_volume40152 ų
Hydration-shell volume shell_volume17764 ų
Envelope diameter envelope_diameter68.6
Shell Rg shell_rg25.41
Envelope Rg envelope_rg19.90
Shape Rg shape_rg19.45
Total Rg total_rg20.47
Total atoms total_atoms3883
Residues n_residues243
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 dmax68.6
Rg (real space) rg_real20.23
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real1.4120e+07
I(0) uncertainty (real space) i0_real_error1.8780e+05
Rg (reciprocal space) rg_reciprocal20.22
I(0) (reciprocal space) i0_reciprocal14120000.0000
Solution quality estimate total_estimate0.8676
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.6
Skewness Skewness skewness0.428
Kurtosis Kurtosis kurtosis-0.295
Angular range angular_range— – 0.3950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6119000.0000
Real-space data points n_real_points71
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.789; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.958; Smooth: 0.950

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (9)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id8aokB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)