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9R2E

Structure of ARGX-121 Fab fragment in complex with the Fc fragment of IgA1

Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. FSCMVGH
ChainResidueDetails
PPHE430-HIS436
LTYR195-HIS201
HTYR200-HIS206

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues204
DetailsDomain: {"description":"Ig-like 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"15084671","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19838169","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22171320","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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