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7K3Q

An ultra-potent human neutralizing antibody locks the SARS-CoV-2 spike in the closed conformation

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(H)
Fab fragment of S2E12 monoclonal antibody, heavy chainpolymer22623988.91Homo sapiens
2B
(L)
Fab fragment of S2E12 monoclonal antibody, light chainpolymer21623546.11Homo sapiens
3C
(H)
GLYCEROLnon-polymer92.11Chemie (GOL)
4D, E
(H, L)
1,2-ETHANEDIOLnon-polymer62.12Chemie (EDO)
5F, G
(H, L)
waterwater18.0326Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight47535.0
Non-Polymers*Number of molecules3
Total formula weight216.2
All*Total formula weight47751.2
*Water molecules are not included.

250059

PDB entries from 2026-03-04

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