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Entry information

Complex
AACDB_ID: 7024
PDBID: 4PY8
Chains: IJ_A
Organism: Influenza A virus (A/South Carolina/1/1918(H1N1)), Homo sapiens
Method: XRD
Resolution (Å): 2.91
Reference: 10.1128/JVI.00178-14
Antibody
Antibody: 3.1 Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Influenza A virus H1N1 hemagglutinin HA1
Antigen mutation: No
Durg Target:

Sequence information

Antibody

Heavy Chain: I
Mutation: NULL

>4PY8_I|Chain C[auth I]|antibody 3.1 heavy chain|Homo sapiens (9606)
QVQLVQSGGGVVQPGRSLRLSCAASEFTFRMYATHWVRQAPGKGLEWVALISYDGSNKYYADSVKGRFTISRDNSMNTVYLQMNTLRPEDTAVYYCARDLGGYFIRGIMDVWGQGTLVTVSSASTKGPSVFPLAPSSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPK

Light Chain: J
Mutation: NULL

>4PY8_J|Chain D[auth J]|antibody 3.1 light chain|Homo sapiens (9606)
ELQMTQSPSSVSASVGDRVTITCRASQGISSWLAWYQQKPGKAPKLLIYAASSLQSGVPSRFSGSGSGTDFTLTISSLQPEDFATYYCQQANSFPLTFGGGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC

Antigen

Chain: A
Mutation: NULL

>4PY8_A|Chain A|Hemagglutinin HA1 chain|Influenza A virus (59375)
ADPGDTICIGYHANNSTDTVDTVLEKNVTVTHSVNLLEDSHNGKLCKLKGIAPLQLGKCNIAGWLLGNPECDLLLTASSWSYIVETSNSENGTCYPGDFIDYEELREQLSSVSSFEKFEIFPKTSSWPNHETTKGVTAACSYAGASSFYRNLLWLTKKGSSYPKLSKSYVNNKGKEVLVLWGVHHPPTGTDQQSLYQNADAYVSVGSSKYNRRFTPEIAARPKVRDQAGRMNYYWTLLEPGDTITFEATGNLIAPWYAFALNRGSGSGIITSDAPVHDCNTKCQTPHGAINSSLPFQNIHPVTIGECPKYVRSTKLRMATGLRNIPSIQSR

Interaction

1、Solvent accessible surface areas (SASA) were calculated (Naccess V2.1.1) for each residue in antibody and antigen, respectively. The residues with SASA loss in binding of more than 1Å2 were classified as interacting residues.

Interacting residues (ΔSASA based)

I: PHE27 ARG30 MET31 TYR53 SER75 MET76 ASN77 TYR103 PHE104

A: HIS18 HIS38 SER39 VAL40 ASN41 LEU42 GLU44 LYS288 ASN297 SER298 SER299 LEU300 PRO301 THR326

2、We defined interacting paratope-epitope residues by a distance cutoff of < 5Å . Two amino acids are considered as interacting residues if they have at least one atom within a distance of 5 Å from any atom.

Interacting residues (Atom distance based)

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