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Entry information

Complex
AACDB_ID: 860
PDBID: 4O5I
Chains: MN_A
Organism: Influenza A virus (A/Singapore/H2011.447/2011(H3N2)), Homo sapiens
Method: XRD
Resolution (Å): 6.50
Reference: 10.1038/ncomms4614
Antibody
Antibody: F045-092 Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Influenza A virus H3N2 hemagglutinin
Antigen mutation: No
Durg Target:

Sequence information

Antibody

Heavy Chain: M
Mutation: NULL

>4O5I_M|Chain M, O, Q, S, U, W|Fab F045-092 heavy chain|Homo sapiens (9606)
EVQLVESGAEVKKPGSSVKVSCRASGTFYKYAINWVRQAPGQGLEWMGGIIPFFGTTNYAQKFQGRLTITADGSTNTAYMQLDSLRSEDTAVYYCAGPSITESHYCLDCAAKDYYYGLDVWGQGTTVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCHHHHHH

Light Chain: N
Mutation: NULL

>4O5I_N|Chain N, P, R, T, V, X|Fab F045-092 light chain|Homo sapiens (9606)
QSVLTQPPSASGTPGQSVTISCSGSRSNIGGNTVNWYQHLPGMAPKLLIYSSNQRSSGVPDRFSGSKSGTSASLAISGLQSEDDADYYCASWDDSLNGVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS

Antigen

Chain: A
Mutation: NULL

>4O5I_A|Chain A, C, E, G, I, K|Hemagglutinin HA1 chain|Influenza A virus (1331560)
ADPGATLCLGHHAVPNGTIVKTITNDQIEVTNATELVQNSSIGEICDSPHQILDGENCTLIDALLGDPQCDGFQNKKWDLFVERSKAYSNCYPYDVPDYASLRSLVASSGTLEFNNESFNWTGVTQNGTSSACIRRSNNSFFSRLNWLTHLNFKYPALNVTMPNNEQFDKLYIWGVHHPGTDKDQIFLYAQSSGRITVSTKRSQQAVIPNIGSRPRIRNIPSRISIYWTIVKPGDILLINSTGNLIAPRGYFKIRSGKSSIMRSDAPIGKCNSECITPNGSIPNDKPFQNVNRITYGACPRYVKQSTLKLATGMRNVPEKQTR

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)

M: THR27 TYR29 LYS30 PHE53 PHE54 GLY73 SER74 ASN76

A: TYR98 THR131 GLN132 ASN133 GLY134 THR135 SER136 SER137 ASN144 ASN145 SER146 TRP153 THR155 HIS156 LEU157 ASN158 PHE159 ASP190 PHE193 LEU194 ILE226

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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