1hxf

HUMAN THROMBIN COMPLEX WITH HIRUDIN VARIANT

Method: X-RAY DIFFRACTION Dmax: 57.9 Å Quality: EXCELLENT

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

THROMBIN

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 364–622 Chain L; UniProt 328–363 Not recorded HIRUDIN VARIANT × 1 (P01050) X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.10 Å

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 L; PDBConstruct 1–36; UniProt 328–363 Author chain H; PDBConstruct 1–259; UniProt 364–622

HIRUDIN VARIANT

Hirudo medicinalis

UniProt P01050

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 55–64 Not recorded THROMBIN × 1 (P00734) THROMBIN × 1 (P00734) X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.10 Å

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.

48 other PDB entries and 48 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ITH1_HIRME
Isoform
PDB entities 3
Chains and sequence ranges Author chain I; PDBConstruct 1–10; UniProt 55–64

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 1hxf

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1hxf
Deposition date deposition_date1996-09-09
Structure title titleHUMAN THROMBIN COMPLEX WITH HIRUDIN VARIANT
Keywords keywords;COMPLEX (SERINE PROTEASE INHIBITOR), SULFATATION, MULTIGENE FAMILY, BLOOD COAGULATION, PLASMA, CALCIUM-BINDING, GLYCOPROTEIN, DUPLICATION, 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_guinier19.13
Radius of gyration Rg (electron density) rg_electron17.91
Forward intensity I(0) i018612900.00
Molecular weight molecular_weight32820.0 kDa
Excluded volume excluded_volume41140 ų
Envelope volume envelope_volume46459 ų
Hydration-shell volume shell_volume20876 ų
Envelope diameter envelope_diameter58.7
Shell Rg shell_rg24.90
Envelope Rg envelope_rg18.21
Shape Rg shape_rg17.91
Total Rg total_rg18.91
Total atoms total_atoms2309
Residues n_residues249
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 dmax57.9
Rg (real space) rg_real18.97
Rg uncertainty (real space) rg_real_error0.22
I(0) (real space) i0_real1.8610e+07
I(0) uncertainty (real space) i0_real_error2.0750e+05
Rg (reciprocal space) rg_reciprocal18.99
I(0) (reciprocal space) i0_reciprocal18610000.0000
Solution quality estimate total_estimate0.9017
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.9
Skewness Skewness skewness0.081
Kurtosis Kurtosis kurtosis-0.473
Angular range angular_range— – 0.4150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6694000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.915; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.976; Smooth: 0.996

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1hxf.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 (2 domains)

Domain ID domain_id1hxfH01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1hxfH02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases

8. Citations (4)

9. Files and Curves (10)