7aqf

Crystal Structure of Small Molecule Inhibitor TM5484 Bound to Stabilized Active Plasminogen Activator Inhibitor-1 (PAI-1-stab)

Method: X-RAY DIFFRACTION Dmax: 99.4 Å Quality: GOOD

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

Plasminogen activator inhibitor 1

Homo sapiens

UniProt P05121

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 24–402 Not recorded RV2 5-Chloro-2-[[2-[3-(furan-3-yl)anilino]-2-oxoacetyl]amino]benzoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.3;293 K;0.2 M TRISODIUM CITRATE, 10% w/v PEG 3350 Resolution 1.77 Å R-free 0.213
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 24–402 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.3;293 K;0.2 M TRISODIUM CITRATE, 10% w/v PEG 3350 Resolution 1.77 Å R-free 0.213

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.

28 other PDB entries and 54 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PAI1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–379; UniProt 24–402 Author chain B; PDBConstruct 1–379; UniProt 24–402

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 7aqf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7aqf
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7aqf
Deposition date deposition_date2020-10-21
Structure title titleCrystal Structure of Small Molecule Inhibitor TM5484 Bound to Stabilized Active Plasminogen Activator Inhibitor-1 (PAI-1-stab)
Keywords keywords;plasminogen activator inhibitor-1, PAI-1, PAI-1-stab, serpin, protease inhibitor, serine protease inhibitor, small molecule inhibitor, HYDROLASE ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.92
Radius of gyration Rg (electron density) rg_electron29.08
Forward intensity I(0) i0100585000.00
Molecular weight molecular_weight81819.0 kDa
Excluded volume excluded_volume103400 ų
Envelope volume envelope_volume125160 ų
Hydration-shell volume shell_volume35870 ų
Envelope diameter envelope_diameter103.4
Shell Rg shell_rg36.31
Envelope Rg envelope_rg29.11
Shape Rg shape_rg29.08
Total Rg total_rg29.75
Total atoms total_atoms5785
Residues n_residues736
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 dmax99.4
Rg (real space) rg_real29.90
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real1.0060e+08
I(0) uncertainty (real space) i0_real_error1.4870e+06
Rg (reciprocal space) rg_reciprocal29.91
I(0) (reciprocal space) i0_reciprocal100600000.0000
Solution quality estimate total_estimate0.8872
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.9
Skewness Skewness skewness0.322
Kurtosis Kurtosis kurtosis-0.392
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha38930000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.864; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.945

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd7aqfa_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.1 — Serpins
Superfamily Superfamily superfamilye.1.1 — Serpins
Family Family familye.1.1.1 — Serpins
Domain ID domain_idd7aqfb_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.1 — Serpins
Superfamily Superfamily superfamilye.1.1 — Serpins
Family Family familye.1.1.1 — Serpins

8. Citations (1)

9. Files and Curves (10)