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Entry information

Complex
AACDB_ID: 3197
PDBID: 6XDG
Chains: BD_E
Organism: Severe acute respiratory syndrome coronavirus 2, Homo sapiens
Method: EM
Resolution (Å): 3.90
Reference: 10.1126/science.abd0827
Antibody
Antibody: REGN10933 Fab
Antibody mutation: No
INN (Clinical Trial):
Antigen
Antigen: SARS-CoV-2 Spike glycoprotein RBD
Antigen mutation: No
Durg Target: P0DTC2; P0DTC2;

Sequence information

Antibody

Heavy Chain: B
Mutation: NULL

>6XDG_B|Chain C[auth B]|REGN10933 antibody Fab fragment heavy chain|Homo sapiens (9606)
QVQLVESGGGLVKPGGSLRLSCAASGFTFSDYYMSWIRQAPGKGLEWVSYITYSGSTIYYADSVKGRFTISRDNAKSSLYLQMNSLRAEDTAVYYCARDRGTTMVPFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKT

Light Chain: D
Mutation: NULL

>6XDG_D|Chain B[auth D]|REGN10933 antibody Fab fragment light chain|Homo sapiens (9606)
DIQMTQSPSSLSASVGDRVTITCQASQDITNYLNWYQQKPGKAPKLLIYAASNLETGVPSRFSGSGSGTDFTFTISGLQPEDIATYYCQQYDNLPLTFGGGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC

Antigen

Chain: E
Mutation: NULL

>6XDG_E|Chain A[auth E]|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049)
RVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFEQKLISEEDLGGEQKLISEEDLHHHHHH

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)

D: THR30 TYR32 ASP92 ASN93 LEU94 LEU96

B: THR28 SER30 ASP31 TYR32 TYR33 TYR50 THR52 TYR53 SER54 SER56 THR57 TYR59 ASN74 ALA75 ASP99 ARG100 GLY101 THR102 THR103 MET104

E: ARG403 GLU406 LYS417 TYR421 TYR449 TYR453 LEU455 PHE456 TYR473 ALA475 GLY476 SER477 THR478 GLU484 GLY485 PHE486 ASN487 CYS488 TYR489 PHE490 LEU492 GLN493 SER494 GLY496 GLN498 ASN501

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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