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Entry information

Complex
AACDB_ID: 6995
PDBID: 4NM8
Chains: IM_D
Organism: Influenza A virus (A/Hong Kong/1/1968(H3N2)), Homo sapiens
Method: XRD
Resolution (Å): 4.00
Reference: 10.1073/pnas.1319058110
Antibody
Antibody: CR8043 Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Influenza A virus H3N2 hemagglutinin HA2
Antigen mutation: No
Durg Target: P03437

Sequence information

Antibody

Heavy Chain: I
Mutation: NULL

>4NM8_I|Chain H, J[auth I], L[auth J]|Antibody CR8043, Heavy Chain|Homo sapiens (9606)
QVQLVQSGAEVKKPGASVKLSCKASGYTFTAYSMHWVRQAPGQSLEWLGWINTAIGNTQYSQKFQDRVTITRDTSARTSYMELSSLRSGDTAVYFCARGASWDARGWSGYWGKGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCHHHHHH

Light Chain: M
Mutation: NULL

>4NM8_M|Chain G[auth L], I[auth M], K[auth N]|Antibody CR8043, Light Chain|Homo sapiens (9606)
DIQMTQSPDSLAVSLGERATINCKSSQSVFSSSTNKNYLAWYQQKPGQPPKVLIYWSSTRESGVPDRFSASGSGTDFTLTISSLQAADVAVYYCHQYYTAPWTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC

Antigen

Chain: D
Mutation: NULL

>4NM8_D|Chain B, D, F|Hemagglutinin HA2 Chain|Influenza A virus (strain A/Hong Kong/1/1968 H3N2) (506350)
GLFGAIAGFIENGWEGMIDGWYGFRHQNSEGTGQAADLKSTQAAIDQINGKLNRVIEKTNEKFHQIEKEFSEVEGRIQDLEKYVEDTKIDLWSYNAELLVALENQHTIDLTDSEMNKLFEKTGRQLRENAEDMGNGCFKIYHKCDNACIESIRNGTYDHDVYRDEALNNRFQIKGV

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: SER27 THR28 ASN29 LYS30 TYR32 TRP50

I: THR28 ALA31 TYR32 ILE54 ASN56 ALA96 SER97 TRP98 ASP99

D: GLU15 GLY16 ILE18 ASP19 GLY20 ARG25 GLN27 GLY31 THR32 GLY33 GLN34 ALA36 LEU38 GLN42

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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