2h9e

Crystal Structure of FXa/selectide/NAPC2 ternary complex

Method: X-RAY DIFFRACTION Dmax: 72.0 Å Quality: GOOD

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

Coagulation factor X heavy chain

OrganismNot specified

UniProt P00742

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain H; UniProt 235–467 Chain L; UniProt 86–234 Fragment:catalytic domain Fragment:EGF-like 1 domain Anti-coagulant protein C2 × 1 (Q16938) selectide inhibitor DTY-ILE-ARG-LEU-LPD peptide × 1 PO4 PHOSPHATE ION × 6 ACT ACETATE ION × 3 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;peg 8000, potassium dihydrogen phosphate, acetate ion, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.20 Å R-free 0.268

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.

183 other PDB entries and 220 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FA10_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain H; PDBConstruct 1–233; UniProt 235–467 Author chain L; PDBConstruct 1–149; UniProt 86–234

Anti-coagulant protein C2

Ancylostoma caninum

UniProt Q16938

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain C; UniProt 8–91 Not recorded Coagulation factor X heavy chain × 1 (P00742) Coagulation factor X light chain × 1 (P00742) selectide inhibitor DTY-ILE-ARG-LEU-LPD peptide × 1 PO4 PHOSPHATE ION × 6 ACT ACETATE ION × 3 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;293 K;peg 8000, potassium dihydrogen phosphate, acetate ion, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.20 Å R-free 0.268

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q16938_ANCCA
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–84; UniProt 8–91

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 2h9e

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2h9e
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2h9e
Deposition date deposition_date2006-06-09
Structure title titleCrystal Structure of FXa/selectide/NAPC2 ternary complex
Keywords keywordsfactor Xa, NAPc2, selectide, hydrolase-hydrolase inhibitor complex, blood clotting; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.66
Radius of gyration Rg (electron density) rg_electron20.29
Forward intensity I(0) i029270800.00
Molecular weight molecular_weight38503.0 kDa
Excluded volume excluded_volume46846 ų
Envelope volume envelope_volume55454 ų
Hydration-shell volume shell_volume22721 ų
Envelope diameter envelope_diameter73.6
Shell Rg shell_rg27.20
Envelope Rg envelope_rg20.82
Shape Rg shape_rg20.24
Total Rg total_rg21.27
Total atoms total_atoms2680
Residues n_residues330
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 dmax72.0
Rg (real space) rg_real21.58
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real2.9270e+07
I(0) uncertainty (real space) i0_real_error3.9410e+05
Rg (reciprocal space) rg_reciprocal21.59
I(0) (reciprocal space) i0_reciprocal29270000.0000
Solution quality estimate total_estimate0.8791
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.9
Skewness Skewness skewness0.275
Kurtosis Kurtosis kurtosis-0.230
Angular range angular_range— – 0.3650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7794000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.821; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.965

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd2h9ec_
Class classg — Small proteins
Fold Fold foldg.22 — Serine protease inhibitors
Superfamily Superfamily superfamilyg.22.1 — Serine protease inhibitors
Family Family familyg.22.1.1 — ATI-like
Domain ID domain_idd2h9eh_
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_idd2h9el1
Class classg — Small proteins
Fold Fold foldg.3 — Knottins (small inhibitors, toxins, lectins)
Superfamily Superfamily superfamilyg.3.11 — EGF/Laminin
Family Family familyg.3.11.1 — EGF-type module

CATH v4.4 (4 domains)

Domain ID domain_id2h9eC01
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology25 — Laminin
Homologous superfamily homologous superfamily10 — Laminin
Domain ID domain_id2h9eH01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id2h9eH02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id2h9eL00
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology25 — Laminin
Homologous superfamily homologous superfamily10 — Laminin

8. Citations (1)

9. Files and Curves (10)