2gp9

Crystal structure of the slow form of thrombin in a self-inhibited conformation

Method: X-RAY DIFFRACTION Dmax: 65.9 Å Quality: REASONABLE

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

Prothrombin

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 328–363 Chain B; UniProt 364–622 Fragment:THROMBIN LIGHT CHAIN Fragment:THROMBIN heavy CHAIN Mutation:D102N EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;296 K;18% PEG 20000, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 296K Resolution 1.87 Å R-free 0.218

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 564 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 1–35; UniProt 328–363 Author chain B; PDBConstruct 1–257; 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 2gp9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2gp9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2gp9
Deposition date deposition_date2006-04-17
Structure title titleCrystal structure of the slow form of thrombin in a self-inhibited conformation
Keywords keywordsSERINE PROTEASE, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.88
Radius of gyration Rg (electron density) rg_electron17.65
Forward intensity I(0) i018268800.00
Molecular weight molecular_weight32272.0 kDa
Excluded volume excluded_volume40378 ų
Envelope volume envelope_volume45452 ų
Hydration-shell volume shell_volume20668 ų
Envelope diameter envelope_diameter60.4
Shell Rg shell_rg24.75
Envelope Rg envelope_rg17.98
Shape Rg shape_rg17.65
Total Rg total_rg18.68
Total atoms total_atoms2268
Residues n_residues238
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 dmax65.9
Rg (real space) rg_real18.72
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real1.8270e+07
I(0) uncertainty (real space) i0_real_error2.2450e+05
Rg (reciprocal space) rg_reciprocal18.74
I(0) (reciprocal space) i0_reciprocal18270000.0000
Solution quality estimate total_estimate0.5934
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary24.7
Skewness Skewness skewness0.075
Kurtosis Kurtosis kurtosis-0.448
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha9104000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.661; Stabil: 1.000; Sysdev: 0.242; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id2gp9B01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id2gp9B02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases

8. Citations (2)

9. Files and Curves (10)