Structure analysis

SARS-CoV-2 Spike trimer in complex with XG014 Fab

Electron Microscopy
3.4Å resolution
Assembly composition:
hetero nonamer (preferred)
Entry contents: 3 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero nonamer
Accessible surface area: 157583.91 Å2
Buried surface area: 41788.97 Å2
Dissociation area: 5,432.22 Å2
Dissociation energy (ΔGdiss): -1.28 kcal/mol
Dissociation entropy (TΔSdiss): 74.8 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-279739

Macromolecules

Chains: A, B, C
Length: 1208 amino acids
Theoretical weight: 133.75 KDa
Source organism: Severe acute respiratory syndrome coronavirus 2
Expression system: Homo sapiens
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Chains: D, F, H
Length: 216 amino acids
Theoretical weight: 22.63 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
121620406080100120140160180200
 
100200
Chains
Chain B (auth D)
Chain F (auth F)
Chain G (auth H)
Domains
Secondary structure
Interaction interfaces

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Chains: E, G, I
Length: 237 amino acids
Theoretical weight: 25.9 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
123720406080100120140160180200220
 
100200EVQLVQSGAEVKKPGESLKISCKGSGYSFSNYWIGWVRHMPGKGLEWMGIIYPGDSDTRYSPSFQGQVTISVDTSISTAYLQWSSLKASDTAMYYCTRHQYGYNYGYFYYYIDVWGKGTTVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHHHHHH
Chains
Chain C (auth E)
Chain H (auth G)
Chain I (auth I)
Domains
Secondary structure
Ligand binding sites
Interaction interfaces
Sequence conservation

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