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9KWY

Cryo-EM structure of SARS-CoV-2 RBD in complex with ACE2 and mAb 1C4

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Processed angiotensin-converting enzyme 2polymer58167344.01UniProt (Q56H28)Homo sapiens (human)
2B
(G)
Spike protein S1polymer18621026.51UniProt (P0DTC2)Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2)
3C
(B)
1C4 light chainpolymer10711642.91Mus musculus
4D
(C)
1C4 heavy chainpolymer11913384.91Mus musculus
5E
(D)
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched732.71In PDB
GlyTouCan (G32152BH)
6F, G
(A)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.22Chemie (NAG)
Sequence modifications
G: 334 - 517 (UniProt: P0DTC2)
PDBExternal DatabaseDetails
Val 524-expression tag
Cys 525-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight113398.3
BranchedNumber of molecules1
Total formula weight732.7
Non-Polymers*Number of molecules2
Total formula weight442.4
All*Total formula weight114573.4
*Water molecules are not included.

250835

PDB entries from 2026-03-18

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