6WCR: Hemagglutinin

Crystal structure of the A/Puerto Rico/8/1934 (H1N1) influenza virus hemagglutinin in complex with small molecule F0045(S). Determined by X-ray diffraction at 2.68 Å resolution. Released 5 Aug 2020.

Method
X-ray diffraction
Resolution
2.68 Å
Organism
Influenza A virus (strain A/Puerto Rico/8/1934 H1N1)
Chains
2
Atoms
4,075
Mol. weight
58.58 kDa
Ligands
TU7, NAG
Released
5 Aug 2020

Explore 6WCR in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6WCR contains 13 α-helices and 50 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 8 helices, 41 β-strands

ElementResiduesLengthSheet
β-strand12-1761
β-strand1812
β-strand24-2633
β-strand34-3633
β-strand39-4134
β-strand43-4425
β-strand51-5446
β-strand5616
β-strand59-6027
β-strand6418
α-helix66-716
α-helix77-804
β-strand82-83A39
β-strand87-8937
β-strand9518
β-strand10219
α-helix105-1128
β-strand115-12289
α-helix125A-1264
β-strand130-131210
β-strand136-141611
β-strand144-146311
β-strand151-15339
β-strand155-156210
β-strand157112
β-strand160112
β-strand164-169613
β-strand175-184109
α-helix188-1958
β-strand202-205413
β-strand210-213413
β-strand229-23799
α-helix2381
β-strand242-247613
β-strand251-25449
β-strand256-26279
β-strand267-26937
α-helix272-2732
β-strand274-27966
β-strand281-282214
β-strand287114
β-strand294-29525
β-strand301115
β-strand302-303214
β-strand305116
α-helix3061
β-strand307-30825
β-strand315-31734
β-strand32113
Chain B: 5 helices, 9 β-strands
ElementResiduesLengthSheet
β-strand6117
β-strand10117
β-strand1412
β-strand22-2871
β-strand31-3661
α-helix38-5821
β-strand62116
β-strand65115
α-helix75-12652
α-helix127-1293
β-strand130-13231
β-strand137-14041
α-helix146-1538
α-helix159-17012

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
HemagglutininAprotein326Influenza A virus (strain A/Puerto Rico/8/1934 H1N1)P03452 (AlphaFold model)
HemagglutininBprotein176Influenza A virus (strain A/Puerto Rico/8/1934 H1N1)P03452 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>6WCR_1 Hemagglutinin (chains A)
DTICIGYHANNSTDTVDTVLEKNVTVTHSVNLLEDSHNGKLCRLKGIAPLQLGKCNIAGW
LLGNPECDPLLPVRSWSYIVETPNSENGICYPGDFIDYEELREQLSSVSSFERFEIFPKE
SSWPNHNTNGVTAACSHEGKSSFYRNLLWLTEKEGSYPKLKNSYVNKKGKEVLVLWGIHH
PPNSKEQQNLYQNENAYVSVVTSNYNRRFTPEIAERPKVRDQAGRMNYYWTLLKPGDTII
FEANGNLIAPMYAFALSRGFGSGIITSNASMHECNTKCQTPLGAINSSLPYQNIHPVTIG
ECPKYVRSAKLRMVTGLRNIPSIQSR
Sequence of entity 2 (B), FASTA
>6WCR_2 Hemagglutinin (chains B)
GLFGAIAGFIEGGWTGMIDGWYGYHHQNEQGSGYAADQKSTQNAINGITNKVNTVIEKMN
IQFTAVGKEFNKLEKRMENLNKKVDDGFLDIWTYNAELLVLLENERTLDFHDSNVKNLYE
KVKSQLKNNAKEIGNGCFEFYHKCDNECMESVRNGTYDYPKYSEESKLNREKVDGV

Ligands and cofactors

IDNameFormulaCopies
TU7(2,4-dichlorophenyl)[(2S)-2-phenylmorpholin-4-yl]methanoneC17 H15 Cl2 N O21
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O62

Primary citation

An influenza A hemagglutinin small-molecule fusion inhibitor identified by a new high-throughput fluorescence polarization screen. Yao, Y., Kadam, R.U., Lee, C.D. et al. Proc Natl Acad Sci U S A (2020) 117:18431-18438. DOI 10.1073/pnas.2006893117 · PubMed

Other PDB entries of the same protein (UniProt P03452 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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