4BKL:
reference: Epitope-specific antibody response is controlled by immunoglobulin VH polymorphisms., Raposo B, Dobritzsch D, Ge C, Ekman D, Xu B, Lindh I, Forster M, Uysal H, Nandakumar KS, Schneider G, Holmdahl R, J Exp Med. 2014 Mar 10;211(3):405-11. doi: 10.1084/jem.20130968. Epub 2014 Feb, 17. PMID: 24534192

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