7aqg

Crystal Structure of Small Molecule Inhibitor TM5484 Bound to Stabilized Active Plasminogen Activator Inhibitor-1 (PAI-1-W175F)

Method: X-RAY DIFFRACTION Dmax: 92.3 Å Quality: EXCELLENT

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 24–402 Mutation:W175F VHH-2g-42 (Nb42) × 1 VHH-2w-64 (Nb64) × 1 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 6.5;277 K;0.1 M BIS-TRIS, 10% w/v PEG 3350 Resolution 2.27 Å R-free 0.268

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 55 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

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 7aqg

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7aqg
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-W175F)
Keywords keywords;plasminogen activator inhibitor-1, PAI-1, PAI-1-W175F, serpin, protease inhibitor, serine protease inhibitor, small molecule, antibody fragments, nanobodies, protein complex, HYDROLASE ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.55
Radius of gyration Rg (electron density) rg_electron28.61
Forward intensity I(0) i069096600.00
Molecular weight molecular_weight65115.0 kDa
Excluded volume excluded_volume81290 ų
Envelope volume envelope_volume101070 ų
Hydration-shell volume shell_volume30114 ų
Envelope diameter envelope_diameter95.0
Shell Rg shell_rg35.13
Envelope Rg envelope_rg28.47
Shape Rg shape_rg28.62
Total Rg total_rg29.23
Total atoms total_atoms4588
Residues n_residues597
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 dmax92.3
Rg (real space) rg_real29.52
Rg uncertainty (real space) rg_real_error0.62
I(0) (real space) i0_real6.9100e+07
I(0) uncertainty (real space) i0_real_error9.0500e+05
Rg (reciprocal space) rg_reciprocal29.54
I(0) (reciprocal space) i0_reciprocal69100000.0000
Solution quality estimate total_estimate0.9089
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary29.1
Skewness Skewness skewness0.203
Kurtosis Kurtosis kurtosis-0.748
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10500000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.954; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; Smooth: 0.970

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd7aqga_
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_idd7aqgb_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd7aqgc_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)

CATH v4.4 (2 domains)

Domain ID domain_id7aqgB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7aqgC01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)