Suzuki, Imai, Nakayama et al.: "A serine protease, HtrA2, is released from the mitochondria and interacts with XIAP, inducing cell death." in: Molecular cell, Vol. 8, Issue 3, pp. 613-21, 2001 (PubMed).
Xu, Yang, Moitra et al.: "BTBD1 and BTBD2 colocalize to cytoplasmic bodies with the RBCC/tripartite motif protein, TRIM5delta." in: Experimental cell research, Vol. 288, Issue 1, pp. 84-93, 2003 (PubMed).
Hatziioannou, Perez-Caballero, Yang et al.: "Retrovirus resistance factors Ref1 and Lv1 are species-specific variants of TRIM5alpha." in: Proceedings of the National Academy of Sciences of the United States of America, Vol. 101, Issue 29, pp. 10774-9, 2004 (PubMed).