9gvl

type-I interferons autoantibody pmab15 in complex with Interferon alpha-2

Method: X-RAY DIFFRACTION Dmax: 101.3 Å Quality: GOOD

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

Interferon alpha-2

Homo sapiens

UniProt P01563

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 24–188 Not recorded scFv type-I interferons autoantibody pmab15 × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.6;291 K;0.2 M (NH4)2SO4 0.1 M NaAcetate pH 4.6 30 %w/w PEG 2000 MME Resolution 2.01 Å R-free 0.270
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 24–188 Not recorded scFv type-I interferons autoantibody pmab15 × 1 GOL GLYCEROL × 1 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.6;291 K;0.2 M (NH4)2SO4 0.1 M NaAcetate pH 4.6 30 %w/w PEG 2000 MME Resolution 2.01 Å R-free 0.270

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.

11 other PDB entries and 25 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IFNA2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–165; UniProt 24–188 Author chain B; PDBConstruct 1–165; UniProt 24–188

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 9gvl

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9gvl
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9gvl
Deposition date deposition_date2024-09-25
最后修订 last_revision2025-10-08
Structure title titletype-I interferons autoantibody pmab15 in complex with Interferon alpha-2
Keywords keywordstype-I interferon, Interferon alpha-2, autoantibody, antigen antibody complex, COVID-19 pneumonia, Signaling Protein, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.03
Radius of gyration Rg (electron density) rg_electron29.49
Forward intensity I(0) i0108713000.00
Molecular weight molecular_weight80408.0 kDa
Excluded volume excluded_volume99691 ų
Envelope volume envelope_volume125590 ų
Hydration-shell volume shell_volume36018 ų
Envelope diameter envelope_diameter105.0
Shell Rg shell_rg36.07
Envelope Rg envelope_rg29.53
Shape Rg shape_rg29.46
Total Rg total_rg30.18
Total atoms total_atoms5666
Residues n_residues725
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 dmax101.3
Rg (real space) rg_real30.04
Rg uncertainty (real space) rg_real_error0.80
I(0) (real space) i0_real1.0870e+08
I(0) uncertainty (real space) i0_real_error1.6110e+06
Rg (reciprocal space) rg_reciprocal30.04
I(0) (reciprocal space) i0_reciprocal108700000.0000
Solution quality estimate total_estimate0.8817
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary36.3
Skewness Skewness skewness0.366
Kurtosis Kurtosis kurtosis-0.241
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha29950000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.843; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.984; Smooth: 0.946

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)