This domain is the ubiquitin-binding zinc-finger of the Fanconi anaemia-associated protein of 20 kDa [1-4].

1: FAAP20: a novel ubiquitin-binding FA nuclear core-complex protein required for functional integrity of the FA-BRCA DNA repair pathway. Ali AM, Pradhan A, Singh TR, Du C, Li J, Wahengbam K, Grassman E, Auerbach AD, Pang Q, Meetei AR; Blood. 2012;119:3285-3294. PMID:22343915

2: Regulation of Rev1 by the Fanconi anemia core complex. Kim H, Yang K, Dejsuphong D, D'Andrea AD; Nat Struct Mol Biol. 2012;19:164-170. PMID:22266823

3: Fanconi anemia (FA) binding protein FAAP20 stabilizes FA complementation group A (FANCA) and participates in interstrand cross-link repair. Leung JW, Wang Y, Fong KW, Huen MS, Li L, Chen J; Proc Natl Acad Sci U S A. 2012;109:4491-4496. PMID:22396592

4: A ubiquitin-binding protein, FAAP20, links RNF8-mediated ubiquitination to the Fanconi anemia DNA repair network. Yan Z, Guo R, Paramasivam M, Shen W, Ling C, Fox D 3rd, Wang Y, Oostra AB, Kuehl J, Lee DY, Takata M, Hoatlin ME, Schindler D, Joenje H, de Winter JP, Li L, Seidman MM, Wang W; Mol Cell. 2012;47:61-75. PMID:22705371