2FIK:
reference: Design of natural killer T cell activators: structure and function of a microbial glycosphingolipid bound to mouse CD1d., Wu D, Zajonc DM, Fujio M, Sullivan BA, Kinjo Y, Kronenberg M, Wilson IA, Wong CH, Proc Natl Acad Sci U S A. 2006 Mar 14;103(11):3972-7. Epub 2006 Mar 6. PMID: 16537470

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