7txd

Electron Microscopy
3.87Å resolution

Cryo-EM structure of BG505 SOSIP HIV-1 Env trimer in complex with CD4 receptor (D1D2) and broadly neutralizing darpin bnD.9

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-199818 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (8 distinct):
Envelope glycoprotein gp160 Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 481 amino acids
Theoretical weight: 54.06 KDa
Source organism: Human immunodeficiency virus 1
Expression system: Homo sapiens
UniProt:
  • Canonical: Q2N0S6 (Residues: 30-505; Coverage: 55%)
Gene name: env
Sequence domains: Envelope glycoprotein GP120
Transmembrane protein gp41 Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 153 amino acids
Theoretical weight: 17.15 KDa
Source organism: Human immunodeficiency virus 1
Expression system: Homo sapiens
UniProt:
  • Canonical: Q2N0S6 (Residues: 509-661; Coverage: 18%)
Gene name: env
Sequence domains: Retroviral envelope protein
T-cell surface glycoprotein CD4 Chains: G, H, I
Molecule details ›
Chains: G, H, I
Length: 185 amino acids
Theoretical weight: 20.5 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: P01730 (Residues: 26-208; Coverage: 42%)
Gene name: CD4
Sequence domains:
Broadly neutralizing darpin bnd.9 Chains: J, K, L
Molecule details ›
Chains: J, K, L
Length: 196 amino acids
Theoretical weight: 21.21 KDa
Source organism: synthetic construct
Expression system: Homo sapiens

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer : NEW Components: NAG, BMA
Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.87Å
Relevant EMDB volumes: EMD-26157
Expression system: Homo sapiens