9h79

Crystal structure of Thrombin in complex with a Chlorothiophene-based inhibitor, CP2, discovered by a novel rapid nanoscale library screening.

Method: X-RAY DIFFRACTION Dmax: 123.0 Å Quality: GOOD

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

Thrombin light chain

Homo sapiens

UniProt P00734

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 315–363 Chain B; UniProt 364–622 Not recorded A1ITQ ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-3-[2-(3-chlorophenyl)ethanoylamino]-4-oxidanylidene-butyl]-5-chloranyl-thiophene-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM Tris, 200 mM Lithium chloride pH 8.0 and 20 % w/v PEG 6000 Resolution 3.00 Å R-free 0.266
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 315–363 Chain D; UniProt 364–622 Not recorded A1ITQ ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-3-[2-(3-chlorophenyl)ethanoylamino]-4-oxidanylidene-butyl]-5-chloranyl-thiophene-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM Tris, 200 mM Lithium chloride pH 8.0 and 20 % w/v PEG 6000 Resolution 3.00 Å R-free 0.266
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 315–363 Chain F; UniProt 364–622 Not recorded A1ITQ ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-3-[2-(3-chlorophenyl)ethanoylamino]-4-oxidanylidene-butyl]-5-chloranyl-thiophene-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM Tris, 200 mM Lithium chloride pH 8.0 and 20 % w/v PEG 6000 Resolution 3.00 Å R-free 0.266
4 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain G; UniProt 315–363 Chain H; UniProt 364–622 Not recorded A1ITQ ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-3-[2-(3-chlorophenyl)ethanoylamino]-4-oxidanylidene-butyl]-5-chloranyl-thiophene-2-carboxamide × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM Tris, 200 mM Lithium chloride pH 8.0 and 20 % w/v PEG 6000 Resolution 3.00 Å R-free 0.266

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.

475 other PDB entries and 561 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name THRB_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–49; UniProt 315–363 Author chain C; PDBConstruct 1–49; UniProt 315–363 Author chain E; PDBConstruct 1–49; UniProt 315–363 Author chain G; PDBConstruct 1–49; UniProt 315–363 Author chain B; PDBConstruct 1–259; UniProt 364–622 Author chain D; PDBConstruct 1–259; UniProt 364–622 Author chain F; PDBConstruct 1–259; UniProt 364–622 Author chain H; PDBConstruct 1–259; UniProt 364–622

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 9h79

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9h79
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9h79
Deposition date deposition_date2024-10-27
最后修订 last_revision2025-11-05
Structure title titleCrystal structure of Thrombin in complex with a Chlorothiophene-based inhibitor, CP2, discovered by a novel rapid nanoscale library screening.
Keywords keywordsThrombin, protease, combinatorial design of nanoscale libraries, small molecules inhibitors, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.57
Radius of gyration Rg (electron density) rg_electron37.18
Forward intensity I(0) i0528302000.00
Molecular weight molecular_weight124510.0 kDa
Excluded volume excluded_volume120180 ų
Envelope volume envelope_volume214630 ų
Hydration-shell volume shell_volume47938 ų
Envelope diameter envelope_diameter131.7
Shell Rg shell_rg43.46
Envelope Rg envelope_rg36.64
Shape Rg shape_rg37.18
Total Rg total_rg37.46
Total atoms total_atoms9396
Residues n_residues1139
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 dmax123.0
Rg (real space) rg_real37.53
Rg uncertainty (real space) rg_real_error0.92
I(0) (real space) i0_real5.2830e+08
I(0) uncertainty (real space) i0_real_error8.8310e+06
Rg (reciprocal space) rg_reciprocal37.56
I(0) (reciprocal space) i0_reciprocal528300000.0000
Solution quality estimate total_estimate0.8799
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary55.6
Skewness Skewness skewness0.222
Kurtosis Kurtosis kurtosis-0.501
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha589300000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.861; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.858

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)