9h5n

Crystal structure of Thrombin in complex with a Chlorothiophene-based inhibitor, CP3, discovered by a novel rapid nanoscale library screening.

Method: X-RAY DIFFRACTION Dmax: 89.1 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 A1ISR ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-4-oxidanylidene-3-(2-phenylethanoylamino)butyl]-5-chloranyl-thiophene-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM Sodium-HEPES, 100 mM MOPS pH 7.5, 100 mM amino acids (20 mM D-L glutamic acid monohydrate, 20mM D-L alanine, 20 mM glycine, 20mM D-L lysine monohydrochloride, 20mM D-L serine) 12,5% v/v MPD; 12,5% w/v PEG1000, 12,5% w/v PEG3350 Resolution 3.10 Å R-free 0.284
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 A1ISR ~{N}-[(3~{S})-4-[3-(2-azanyl-2-oxidanylidene-ethyl)sulfanylpropylamino]-4-oxidanylidene-3-(2-phenylethanoylamino)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 Sodium-HEPES, 100 mM MOPS pH 7.5, 100 mM amino acids (20 mM D-L glutamic acid monohydrate, 20mM D-L alanine, 20 mM glycine, 20mM D-L lysine monohydrochloride, 20mM D-L serine) 12,5% v/v MPD; 12,5% w/v PEG1000, 12,5% w/v PEG3350 Resolution 3.10 Å R-free 0.284

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 563 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 B; PDBConstruct 1–259; UniProt 364–622 Author chain D; 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 9h5n

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9h5n
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9h5n
Deposition date deposition_date2024-10-22
最后修订 last_revision2025-11-05
Structure title titleCrystal structure of Thrombin in complex with a Chlorothiophene-based inhibitor, CP3, 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_guinier27.74
Radius of gyration Rg (electron density) rg_electron27.12
Forward intensity I(0) i0142257000.00
Molecular weight molecular_weight62757.0 kDa
Excluded volume excluded_volume60547 ų
Envelope volume envelope_volume101870 ų
Hydration-shell volume shell_volume31379 ų
Envelope diameter envelope_diameter94.8
Shell Rg shell_rg34.48
Envelope Rg envelope_rg27.16
Shape Rg shape_rg27.11
Total Rg total_rg27.69
Total atoms total_atoms4740
Residues n_residues573
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 dmax89.1
Rg (real space) rg_real27.78
Rg uncertainty (real space) rg_real_error0.57
I(0) (real space) i0_real1.4230e+08
I(0) uncertainty (real space) i0_real_error2.0340e+06
Rg (reciprocal space) rg_reciprocal27.77
I(0) (reciprocal space) i0_reciprocal142300000.0000
Solution quality estimate total_estimate0.8911
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.1
Skewness Skewness skewness0.348
Kurtosis Kurtosis kurtosis-0.576
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha42190000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.879; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.973

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)