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4C54

Crystal structure of recombinant human IgG4 Fc

Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. FSCSVMH
ChainResidueDetails
APHE423-HIS429

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues198
DetailsDomain: {"description":"Ig-like 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues192
DetailsDomain: {"description":"Ig-like 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues104
DetailsRegion: {"description":"CH3; part of fragment crystallizable (Fc); Fc receptor binding","evidences":[{"source":"UniProtKB","id":"P01857","evidenceCode":"ECO:0000250"},{"source":"PubMed","id":"15572068","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"11406581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20357243","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

249524

PDB entries from 2026-02-18

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