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Entry information

Complex
AACDB_ID: 213
PDBID: 2AEQ
Chains: HL_A
Organism: Influenza A virus, Mus musculus
Method: XRD
Resolution (Å): 3.00
Reference: 10.1016/j.jmb.2005.11.061
Antibody
Antibody: NA Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Influenza A virus neuraminidase
Antigen mutation: No
Durg Target: P06818

Sequence information

Antibody

Heavy Chain: H
Mutation: NULL

>2AEQ_H|Chain C[auth H]|FAB heavy chain|Mus musculus (10090)
EVKLVESGGGLVQPGGSLSLSCATSGFTFIDYYMSWFRQPPGKALEWLGLIRNKGNGYTMEYSASLKGRFTISRDNSQSIVYLHMNTLTAEDSATYYCARVDYGTNYDYWGQGTTLTVSSAKTTAPSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKI

Light Chain: L
Mutation: NULL

>2AEQ_L|Chain B[auth L]|FAB light chain|Mus musculus (10090)
DILMTQSQKFLSTSVGDRVSVTCKASQNVGTNVAWYQQKPGQSPKPLMYSASYRYSGVPDRFTGSGSGTDFTLTISNVQSEDLAEYFCQQFNRYPLTFGSGTKLELKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC

Antigen

Chain: A
Mutation: NULL

>2AEQ_A|Chain A|neuraminidase|Influenza A virus (11320)
KEICPKLAEYRNWSKPQCKITGFAPFSKDNSIRLSAGGDIWVTREPYVSCDPDKCYQFALGQGTTLNNRHSNDTVHDRTPYRTLLMNELGVPFHLGTKQVCIAWSSSSCHDGKAWLHVCVTGHDENATASFIYDGRLVDSIGSWSKKILRTQESECVCINGTCTVVMTDGSASGRADTKILFIEEGKIVHISPLSGSAQHVEECSCYPRYPGVRCVCRDNWKGSNRPIVDINVKDYSIVSSYVCSGLVGDTPRKNDSSSSSHCLNPNNEEGGHGVKGWAFDDGNDVWMGRTISEKFRSGYETFKVIEGWSKPNSKLQINRQVIVDRGNRSGYSGIFSVEGKSCINRCFYVELIRGRKQETEVWWTSNSIVVFCGTSGTYGTGSWPDGADINLMPI

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: THR31 ASN32 TYR49 SER50 TYR53 SER56 PHE91 ASN92 TYR94

H: ILE30 ASP31 TYR33 ARG52 ASN53 LYS54 GLY55 ASN56 THR59 GLU61 TYR103 GLY104 THR105 ASN106

A: ASP147 VAL149 HIS150 ARG152 THR153 PRO154 TYR155 HIS197 ASP198 GLU199 ASN200 TRP218 SER219 LYS220 LYS221 ILE222 ARG224 GLY244 SER245 ALA246 SER247 GLY248 ARG249 ALA250 ASP251

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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