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Entry information

Complex
AACDB_ID: 6820
PDBID: 4FQJ
Chains: HL_A
Organism: Influenza B virus (B/reassortant/NYMC BX-21A(Lee/1940 x Florida/04/2006)), Homo sapiens
Method: XRD
Resolution (Å): 2.50
Reference: 10.1126/science.1222908
Antibody
Antibody: CR8071 Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Influenza B virus hemagglutinin
Antigen mutation: No
Durg Target:

Sequence information

Antibody

Heavy Chain: H
Mutation: NULL

>4FQJ_H|Chain C[auth H]|antibody CR8071 heavy chain|Homo sapiens (9606)
QVQLVQSGAEVKKPGASVRVSCRASGYIFTESGITWVRQAPGQGLEWMGWISGYSGDTKYAQKLQGRVTMTKDTSTTTAYMELRSLRYDDTAVYYCARDVQYSGSYLGAYYFDYWSPGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCHHHHHH

Light Chain: L
Mutation: NULL

>4FQJ_L|Chain B[auth L]|antibody CR8071 light chain|Homo sapiens (9606)
QSVLTQPPSASGTPGQRVTISCSGSSSNIGTNYVYWYQQFPGTAPKLLIYRSYQRPSGVPDRFSGSKSGSSASLAISGLQSEDEADYYCATWDDSLDGWVFGGGTKLTVLRQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS

Antigen

Chain: A
Mutation: NULL

>4FQJ_A|Chain A|Hemagglutinin|Influenza B virus (1171632)
PLTTTPTKSYFANLKGTRTRGKLCPDCLNCTDLDVALGRPMCVGTTPSAKASILHEVKPVTSGCFPIMHDRTKIRQLPNLLRGYENIRLSTQNVIDAEKAPGGPYRLGTSGSCPNATSKSGFFATMAWAVPKDNNKNATNPLTVEVPYICTEGEDQITVWGFHSDDKTQMKNLYGDSNPQKFTSSANGVTTHYVSQIGSFPDQTEDGGLPQSGRIVVDYMMQKPGKTGTIVYQRGVLLPQKVWCASGRSKVIKGSLPLIGEADCLHEKYGGLNKSKPYYTGEHAKAIGNCPIWVKTPLHHHHHH

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)

L: THR30 ASN31 TYR32 ARG50 LYS66 ASP93

H: ILE28 THR30 GLU31 TYR53 SER54 LYS71 THR73 VAL96 GLN97 TYR98 SER99

A: THR35 PRO36 THR37 LYS38 SER39 TYR40 PHE41 LYS52 LEU58 ASN59 CYS60 THR61 ASP62 HIS85 GLU86 VAL90 SER92 GLY282 SER283 LEU284 PRO285 ILE287

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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