1avg

THROMBIN INHIBITOR FROM TRIATOMA PALLIDIPENNIS

Method: X-RAY DIFFRACTION Dmax: 84.0 Å Quality: REASONABLE

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

THROMBIN

OrganismNot specified

UniProt P00735

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 367–625 Chain L; UniProt 326–366 Not recorded TRIABIN × 1 (Q27049) X-RAY DIFFRACTION X-ray crystallization conditions:pH 4.6;50 MM NA ACETATE, PH 4.6, 100 MM (NH4)2SO4, 16 % PEG 4,000 Resolution 2.60 Å R-free 0.275

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.

30 other PDB entries and 55 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name THRB_BOVIN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain L; PDBConstruct 14–41; UniProt 326–366 Author chain H; PDBConstruct 1–259; UniProt 367–625

TRIABIN

Triatoma pallidipennis

UniProt Q27049

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 19–160 Not recorded THROMBIN × 1 (P00735) THROMBIN × 1 (P00735) X-RAY DIFFRACTION X-ray crystallization conditions:pH 4.6;50 MM NA ACETATE, PH 4.6, 100 MM (NH4)2SO4, 16 % PEG 4,000 Resolution 2.60 Å R-free 0.275

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name TRIA_TRIPA
Isoform
PDB entities 3
Chains and sequence ranges Author chain I; PDBConstruct 1–142; UniProt 19–160

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 1avg

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1avg
Deposition date deposition_date1997-09-16
Structure title titleTHROMBIN INHIBITOR FROM TRIATOMA PALLIDIPENNIS
Keywords keywordsBOVINE THROMBIN, THROMBIN INHIBITOR, COMPLEX (BLOOD COAGULATION-INHIBITOR), COMPLEX (BLOOD COAGULATION-INHIBITOR) complex; COMPLEX (BLOOD COAGULATION/INHIBITOR)
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.99
Radius of gyration Rg (electron density) rg_electron23.97
Forward intensity I(0) i043170600.00
Molecular weight molecular_weight50536.0 kDa
Excluded volume excluded_volume63082 ų
Envelope volume envelope_volume75615 ų
Hydration-shell volume shell_volume26682 ų
Envelope diameter envelope_diameter89.6
Shell Rg shell_rg30.88
Envelope Rg envelope_rg24.25
Shape Rg shape_rg23.96
Total Rg total_rg24.80
Total atoms total_atoms3559
Residues n_residues442
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 dmax84.0
Rg (real space) rg_real25.03
Rg uncertainty (real space) rg_real_error0.67
I(0) (real space) i0_real4.3170e+07
I(0) uncertainty (real space) i0_real_error6.2740e+05
Rg (reciprocal space) rg_reciprocal25.02
I(0) (reciprocal space) i0_reciprocal43170000.0000
Solution quality estimate total_estimate0.6054
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary26.7
Skewness Skewness skewness0.413
Kurtosis Kurtosis kurtosis-0.316
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11500000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.797; Stabil: 0.994; Sysdev: 0.184; Positv: 1.000; Valcen: 0.942; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1avg.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_idd1avgi_
Class classb — All beta proteins
Fold Fold foldb.60 — Lipocalins
Superfamily Superfamily superfamilyb.60.1 — Lipocalins
Family Family familyb.60.1.3 — Thrombin inhibitor

CATH v4.4 (4 domains)

Domain ID domain_id1avgH01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1avgH02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1avgI00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain
Domain ID domain_id1avgL00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain

8. Citations (1)

9. Files and Curves (10)