peptide tetramer

https://doi.org/10.1351/goldbook.13546
Structure consisting of four identical major histocompatibility complex (MHC)-encoded peptides, presenting four binding sites for biotin attached to the tail of the MHC molecule, and held together by fluorescent streptavidin.
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1226 [Terms] [Paper]