1tq0

Crystal structure of the potent anticoagulant thrombin mutant W215A/E217A in free form

Method: X-RAY DIFFRACTION Dmax: 90.1 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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 333–363 Chain B; UniProt 364–620 Chain C; UniProt 333–363 Chain D; UniProt 364–620 Fragment:light chain Fragment:heavy chain Mutation:W215A/E217A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.9;298 K;0.1 M CAPS, 0.2 M lithium sulfate, 0.12 M sodium dihydrogen phosphate, 0.53 M dipotassium hydrogen phosphate, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.292
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 333–363 Chain B; UniProt 364–620 Fragment:light chain Fragment:heavy chain Mutation:W215A/E217A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.9;298 K;0.1 M CAPS, 0.2 M lithium sulfate, 0.12 M sodium dihydrogen phosphate, 0.53 M dipotassium hydrogen phosphate, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.292
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 333–363 Chain D; UniProt 364–620 Fragment:light chain Fragment:heavy chain Mutation:W215A/E217A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.9;298 K;0.1 M CAPS, 0.2 M lithium sulfate, 0.12 M sodium dihydrogen phosphate, 0.53 M dipotassium hydrogen phosphate, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.292

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 562 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 4–31; UniProt 333–363 Author chain C; PDBConstruct 4–30; UniProt 333–363 Author chain B; PDBConstruct 1–257; UniProt 364–620 Author chain D; 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 1tq0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1tq0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1tq0
Deposition date deposition_date2004-06-16
Structure title titleCrystal structure of the potent anticoagulant thrombin mutant W215A/E217A in free form
Keywords keywordsthrombin, anticoagulant, BLOOD CLOTTING; BLOOD CLOTTING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.92
Radius of gyration Rg (electron density) rg_electron27.53
Forward intensity I(0) i065459200.00
Molecular weight molecular_weight63457.0 kDa
Excluded volume excluded_volume79590 ų
Envelope volume envelope_volume98198 ų
Hydration-shell volume shell_volume30353 ų
Envelope diameter envelope_diameter90.9
Shell Rg shell_rg34.37
Envelope Rg envelope_rg27.21
Shape Rg shape_rg27.53
Total Rg total_rg28.25
Total atoms total_atoms4461
Residues n_residues480
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 dmax90.1
Rg (real space) rg_real28.00
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real6.5460e+07
I(0) uncertainty (real space) i0_real_error9.7530e+05
Rg (reciprocal space) rg_reciprocal27.98
I(0) (reciprocal space) i0_reciprocal65460000.0000
Solution quality estimate total_estimate0.8820
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary28.4
Skewness Skewness skewness0.385
Kurtosis Kurtosis kurtosis-0.539
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0002
Highest regularization parameter α highest_alpha35130000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.858; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.962; Smooth: 0.926

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1tq0.1
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
Domain ID domain_idd1tq0.2
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 (4 domains)

Domain ID domain_id1tq0B01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1tq0B02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1tq0D01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1tq0D02
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)