6D4E:
reference: From Rhesus macaque to human: structural evolutionary pathways for immunoglobulin G subclasses., Tolbert WD, Subedi GP, Gohain N, Lewis GK, Patel KR, Barb AW, Pazgier M, MAbs. 2019 Apr 2:1-16. doi: 10.1080/19420862.2019.1589852. PMID: 30939981

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