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7dni

MDA5 CARDs-MAVS CARD polyUb complex

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Ubiquitin

Homo sapiens

UniProt P0CG47

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 16 Interferon-induced helicase C domain-containing protein 1 × 4 （Q9BYX4） Mitochondrial antiviral-signaling protein × 4 （Q7Z434） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2msg 3ons 4wzp 4wzp 4wzp 4wzp 4wzp 4wzp 4wzp 4wzp 4xof 5dk8

32 assemblies; showing the first 12

Homodimer
4zpz 5emz 5emz 5emz 5gob 5goc 5god 5gog 5goh 5goi 5goj 5khy

25 assemblies; showing the first 12

Homotetramer
5go8 5xdp

2 assemblies

Other homooligomers
3zlz 3zlz 3zlz 5go7 5gok 6oq1 6oq1 6oq2 7cap

9 assemblies

Heteromeric or nucleic-acid complex
2mbb 2mro 2n13 2y5b 2y5b 3o65 3o65 3o65 3o65 3o65 3o65 3oj3

362 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name UBB_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain E； PDBConstruct 1–76； UniProt 1–76 Author chain F； PDBConstruct 1–76； UniProt 1–76 Author chain G； PDBConstruct 1–76； UniProt 1–76 Author chain H； PDBConstruct 1–76； UniProt 1–76 Author chain I； PDBConstruct 1–76； UniProt 1–76 Author chain J； PDBConstruct 1–76； UniProt 1–76 Author chain K； PDBConstruct 1–76； UniProt 1–76 Author chain L； PDBConstruct 1–76； UniProt 1–76

Interferon-induced helicase C domain-containing protein 1

Homo sapiens

UniProt Q9BYX4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 16 Ubiquitin × 8 （P0CG47） Mitochondrial antiviral-signaling protein × 4 （Q7Z434） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2rqb 3b6e 3ga3

3 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
4gl2 4gl2 7dni 7dnj 7jl0 7jl2 9lov

7 assemblies

View Construct and Data Evidence
UniProt name IFIH1_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain A； PDBConstruct 1–208； UniProt 1–208 Author chain B； PDBConstruct 1–208； UniProt 1–208 Author chain C； PDBConstruct 1–208； UniProt 1–208 Author chain D； PDBConstruct 1–208； UniProt 1–208

Mitochondrial antiviral-signaling protein

Homo sapiens

UniProt Q7Z434

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 16 Ubiquitin × 8 （P0CG47） Interferon-induced helicase C domain-containing protein 1 × 4 （Q9BYX4） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2ms8 3j6c 3j6c

3 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers
2ms7 3j6c 3j6j 8wkw

4 assemblies

Heteromeric or nucleic-acid complex
2vgq 4p4h 4z8m 4z8m 7dni

5 assemblies

View Construct and Data Evidence
UniProt name MAVS_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain M； PDBConstruct 1–97； UniProt 1–97 Author chain N； PDBConstruct 1–97； UniProt 1–97 Author chain O； PDBConstruct 1–97； UniProt 1–97 Author chain P； PDBConstruct 1–97； UniProt 1–97

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id7dni
Deposition date deposition_date2020-12-09
Structure title titleMDA5 CARDs-MAVS CARD polyUb complex
Keywords keywordsSignaling, polyubiquitin, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

7dni__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

7dni__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

7dni__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）36.99 Å
Rg (electron density)36.20 Å
Total Rg36.74 Å
Atom count14077
Residues1761
Excluded volume251700 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 7dni__assembly_1__model_1 hexadecameric （16） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (3)

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6. Fold Classification (SCOP + CATH) 16 domains

CATH v4.4 (16 domains)

Domain ID domain_id7dniA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniC01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniC02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniD01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniD02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology533 — Death Domain, Fas
Homologous superfamily homologous superfamily10 — Death Domain, Fas
Domain ID domain_id7dniE01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniF01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniG01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniH01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniI01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniJ01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniK01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7dniL01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
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7. Citations (1)