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4LN3

The crystal structure of hemagglutinin from a H7N9 influenza virus (A/Shanghai/1/2013)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C, E, G, I...
(A, C, E, G, I...)
Hemagglutininpolymer32535379.86Pfam (PF00509)
UniProt (by SIFTS) (R4NN21)
Influenza A virus
2B, D, F, H, J...
(B, D, F, H, J...)
Hemagglutininpolymer18120872.06Pfam (PF00509)
UniProt (by SIFTS) (R4NN21)
Influenza A virus
3M, N, O
(M, N, O)
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched586.53In PDB
GlyTouCan (G15407YE)
4P, Q, R, S, T...
(A, B, D, E, F...)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.211Chemie (NAG)
5AA, BA, CA, DA, EA...
(A, B, C, D, E...)
waterwater18.0263Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains12
Total formula weight337510.6
BranchedNumber of molecules3
Total formula weight1759.6
Non-Polymers*Number of molecules11
Total formula weight2433.3
All*Total formula weight341703.5
*Water molecules are not included.

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PDB entries from 2025-07-30

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