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Entry information

Complex
AACDB_ID: 7440
PDBID: 6FE4
Chains: I_D
Organism: Escherichia phage 933W, Vicugna pacos
Method: XRD
Resolution (Å): 3.00
Reference: 10.3390/toxins10030108
Antibody
Antibody: 113 Nanobody
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: Shiga toxin-2a B subunit (Stx2aB)
Antigen mutation: No
Durg Target:

Sequence information

Antibody

Chain: I
Mutation: NULL

>6FE4_I|Chain F, G, H, I, J|Nb113|Vicugna pacos (30538)
QVQLQESGGGLVQPGGSLRLSCAASGFTFSSYYMSWVRQAPGKGPEWVSGINTGGVGTRYADSVKGRFTISRDNAKNTLYLQMNSLKPEDTALYYCAIGEGGNRNYWGQGTQVTVSSHH

Antigen

Chain: D
Mutation: NULL

>6FE4_D|Chain A, B, C, D, E|Shiga-like toxin 2 subunit B|Enterobacteria phage 933W (10730)
ADCAKGKIEFSKYNEDDTFTVKVDGKEYWTSRWNLQPLLQSAQLTGMTVTIKSSTCESGSGFAEVQFNNDLE

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: TYR33 VAL37 GLY44 PRO45 GLU46 TRP47 ASN52 GLY57 THR58 ARG59 GLY99 GLU100 GLY102 ASN103 ARG104 TYR106 TRP107

D: LYS31 ASN33 ASP35 ASP36 THR37 THR39 TRP48 SER50 ARG51 SER72 SER73 THR74 GLU76 GLY78 SER79 GLY80 PHE81 ALA82

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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