2j8j

Solution Structure of the A4 Domain of Blood Coagulation Factor XI

Method: SOLUTION NMR Dmax: 54.8 Å Quality: GOOD

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

COAGULATION FACTOR XI

OrganismNot specified

UniProt P03951

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 290–379 Chain B; UniProt 290–379 Fragment:APPLE 4 DOMAIN, RESIDUES 290-379 No other associated polymer SOLUTION NMR NMR measurement conditions:pH 6.2;310 K NMR sample composition:90% WATER/10% D2O Resolution not provided

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.

113 other PDB entries and 120 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FA11_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–90; UniProt 290–379 Author chain B; PDBConstruct 1–90; UniProt 290–379

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 2j8j

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2j8j
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2j8j
Deposition date deposition_date2006-10-25
Structure title titleSolution Structure of the A4 Domain of Blood Coagulation Factor XI
Keywords keywords;PROTEASE, HYDROLASE, GLYCOPROTEIN, POLYMORPHISM, SERINE PROTEASE, HEPARIN-BINDING, DISEASE MUTATION, FXI / BLOOD COAGULATION / PAN DOMAIN /APPLE DOMAIN / BLOOD COAGULATION, ALTERNATIVE SPLICING ;; HYDROLASE
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier16.59
Radius of gyration Rg (electron density) rg_electron16.56
Forward intensity I(0) i01191510000.00
Molecular weight molecular_weight277990.0 kDa
Excluded volume excluded_volume341610 ų
Envelope volume envelope_volume42708 ų
Hydration-shell volume shell_volume19306 ų
Envelope diameter envelope_diameter64.7
Shell Rg shell_rg25.01
Envelope Rg envelope_rg18.90
Shape Rg shape_rg16.53
Total Rg total_rg16.81
Total atoms total_atoms34776
Residues n_residues2520
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 dmax54.8
Rg (real space) rg_real16.56
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real1.1920e+09
I(0) uncertainty (real space) i0_real_error1.4470e+07
Rg (reciprocal space) rg_reciprocal16.57
I(0) (reciprocal space) i0_reciprocal1192000000.0000
Solution quality estimate total_estimate0.8068
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary19.9
Skewness Skewness skewness0.320
Kurtosis Kurtosis kurtosis-0.279
Angular range angular_range— – 0.4800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha884300.0000
Real-space data points n_real_points78
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.830; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id2j8jA00
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor
Domain ID domain_id2j8jB00
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology4 — Hepatocyte Growth Factor
Homologous superfamily homologous superfamily10 — Hepatocyte Growth Factor

8. Citations (1)

9. Files and Curves (10)