8eqs

Electron Microscopy
3.1Å resolution

Structure of SARS-CoV-1 Orf3a in late endosome/lysosome-like environment, MSP1D1 nanodisc

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-135988 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
ORF3a protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 330 amino acids
Theoretical weight: 36.27 KDa
Source organism: Severe acute respiratory syndrome coronavirus
Expression system: Homo sapiens
UniProt:
  • Canonical: P59632 (Residues: 1-274; Coverage: 100%)
Gene name: 3a
Sequence domains: Betacoronavirus viroporin
Truncated apolipoprotein A-I Chains: C, D
Molecule details ›
Chains: C, D
Length: 211 amino acids
Theoretical weight: 24.7 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P02647 (Residues: 79-267; Coverage: 76%)
Gene name: APOA1
Sequence domains: Apolipoprotein A1/A4/E domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.1Å
Relevant EMDB volumes: EMD-28544
Expression systems:
  • Homo sapiens
  • Escherichia coli