6eo7

X-ray structure of the complex between human alpha-thrombin and modified 15-mer DNA aptamer containing 5-(3-(acetamide-N-yl)-1-propen-1-yl)-2'-deoxyuridine residue

Method: X-RAY DIFFRACTION Dmax: 70.1 Å Quality: GOOD

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

Prothrombin

OrganismNot specified

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–DNA Homooligomer Protein × 2 DNA 1 PDB declaration: trimeric(3) Consistent with all polymer counts Chain H; UniProt 364–622 Chain L; UniProt 328–363 Not recorded GA68B2 - MODIFIED HUMAN THROMBIN BINDING APTAMER × 1 K POTASSIUM ION × 1 0G6 D-phenylalanyl-N-[(2S,3S)-6-{[amino(iminio)methyl]amino}-1-chloro-2-hydroxyhexan-3-yl]-L-prolinamide × 1 NA SODIUM ION × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;281 K;25% W/V PEG4000, 24% V/V 2-PROPANOL, 0.2 M SODIUM CITRATE Resolution 2.24 Å R-free 0.208

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 2, 3
Chains and sequence ranges Author chain L; PDBConstruct 1–36; UniProt 328–363 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 6eo7

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6eo7
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6eo7
Deposition date deposition_date2017-10-09
Structure title titleX-ray structure of the complex between human alpha-thrombin and modified 15-mer DNA aptamer containing 5-(3-(acetamide-N-yl)-1-propen-1-yl)-2'-deoxyuridine residue
Keywords keywordsalpha thrombin, aptamer, thrombin-mTBA, complex, HYDROLASE-DNA complex, HYDROLASE; HYDROLASE/DNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.78
Radius of gyration Rg (electron density) rg_electron19.70
Forward intensity I(0) i051920300.00
Molecular weight molecular_weight36130.0 kDa
Excluded volume excluded_volume34127 ų
Envelope volume envelope_volume55012 ų
Hydration-shell volume shell_volume22940 ų
Envelope diameter envelope_diameter73.0
Shell Rg shell_rg26.59
Envelope Rg envelope_rg19.89
Shape Rg shape_rg19.60
Total Rg total_rg20.49
Total atoms total_atoms2703
Residues n_residues303
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 dmax70.1
Rg (real space) rg_real20.67
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real5.1920e+07
I(0) uncertainty (real space) i0_real_error6.5820e+05
Rg (reciprocal space) rg_reciprocal20.70
I(0) (reciprocal space) i0_reciprocal51920000.0000
Solution quality estimate total_estimate0.8753
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.4
Skewness Skewness skewness0.207
Kurtosis Kurtosis kurtosis-0.372
Angular range angular_range— – 0.3800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha12070000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.796; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.988

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id6eo7H02
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)