1tq7

Crystal structure of the anticoagulant thrombin mutant W215A/E217A bound to PPACK

Method: X-RAY DIFFRACTION Dmax: 62.3 Å Quality: GOOD

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 320–363 Chain B; UniProt 364–620 Fragment:light chain Fragment:heavy chain Mutation:W215A/E217A ZN ZINC ION × 3 0G6 D-phenylalanyl-N-[(2S,3S)-6-{[amino(iminio)methyl]amino}-1-chloro-2-hydroxyhexan-3-yl]-L-prolinamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;18% PEG 8000, 0.2 M zinc acetate, 0.1 M sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.40 Å R-free 0.243

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 17–44; UniProt 320–363 Author chain B; PDBConstruct 1–257; UniProt 364–620

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 1tq7

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1tq7
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1tq7
Deposition date deposition_date2004-06-16
Structure title titleCrystal structure of the anticoagulant thrombin mutant W215A/E217A bound to PPACK
Keywords keywordsthrombin, anticoagulant, BLOOD CLOTTING, PPACK, HYDROLASE-HYDROLASE INHIBITOR COMPLEX; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.04
Radius of gyration Rg (electron density) rg_electron17.99
Forward intensity I(0) i039039600.00
Molecular weight molecular_weight32201.0 kDa
Excluded volume excluded_volume30991 ų
Envelope volume envelope_volume48934 ų
Hydration-shell volume shell_volume21655 ų
Envelope diameter envelope_diameter63.5
Shell Rg shell_rg25.41
Envelope Rg envelope_rg18.44
Shape Rg shape_rg17.98
Total Rg total_rg18.74
Total atoms total_atoms2426
Residues n_residues243
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 dmax62.3
Rg (real space) rg_real18.88
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real3.9040e+07
I(0) uncertainty (real space) i0_real_error5.0690e+05
Rg (reciprocal space) rg_reciprocal18.91
I(0) (reciprocal space) i0_reciprocal39040000.0000
Solution quality estimate total_estimate0.7927
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary25.1
Skewness Skewness skewness0.108
Kurtosis Kurtosis kurtosis-0.424
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14840000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.776; Stabil: 0.993; Sysdev: 1.000; Positv: 1.000; Valcen: 0.993; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1tq7.1
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases

CATH v4.4 (3 domains)

Domain ID domain_id1tq7A00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain
Domain ID domain_id1tq7B01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1tq7B02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases

8. Citations (1)

9. Files and Curves (10)