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6ATK

Crystal structure of the human coronavirus 229E spike protein receptor binding domain in complex with human aminopeptidase N

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
Aminopeptidase Npolymer905103465.03UniProt (P15144)
Pfam (PF17900)
Pfam (PF01433)
Pfam (PF11838)
Homo sapiens (Human)hAPN,Alanyl aminopeptidase,Aminopeptidase M,AP-M,Microsomal aminopeptidase,Myeloid plasma membrane glycoprotein CD13,gp150
2D, E, F
(E, D, F)
Spike glycoproteinpolymer14615868.13UniProt (P15423)
Pfam (PF01600)
Human coronavirus 229E (HCoV-229E)S glycoprotein,E2,Peplomer protein
3G, H, I, J, K
(G, H, I, J, K)
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched424.45In PDB
GlyTouCan (G42666HT)
4AA, BA, CA, L, M...
(E, D, A, B, C)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.215Chemie (NAG)
5P, U, Y
(A, B, C)
ZINC IONnon-polymer65.43Chemie (ZN)
Sequence modifications
A, B, C: 66 - 967 (UniProt: P15144)
PDBExternal DatabaseDetails
Gly 63-expression tag
Arg 64-expression tag
Pro 65-expression tag
E, D, F: 293 - 435 (UniProt: P15423)
PDBExternal DatabaseDetails
Gly 290-expression tag
Arg 291-expression tag
Pro 292-expression tag
Met 300Thr 300conflict
Thr 414Ser 414conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains6
Total formula weight357999.3
BranchedNumber of molecules5
Total formula weight2122.0
Non-Polymers*Number of molecules18
Total formula weight3514.3
All*Total formula weight363635.6
*Water molecules are not included.

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PDB entries from 2026-01-28

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