4HGM:
reference: Atypical Antigen Recognition Mode of a Shark IgNAR Variable Domain Characterized by Humanization and Structural Analysis., Kovalenko OV, Olland A, Piche-Nicholas N, Godbole A, King D, Svenson K, Calabro V, Muller MR, Barelle CJ, Somers W, Gill DS, Mosyak L, Tchistiakova L, J Biol Chem. 2013 Apr 30. PMID: 23632026

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