Classification and nomenclature of metacaspases and paracaspases: no more confusion with caspases by Minina, EA, Staal, J, Alvarez, VE, Berges, JA, Berman-Frank, I, Beyaert, R, Bidle, KD, Bornancin, F, Casanova, M, Cazzulo, JJ, Choi, CJ, Coll, NS, Dixit, VM, Dolinar, M, Fasel, N, Funk, C, Gallois, P, Gevaert, K, Gutierrez-Beltran, E, Hailfinger, S, Klemenčič, M, Koonin, EV, Krappmann, D, Linusson, A, Machado, MFM, Madeo, F, Megeney, LA, Moschou, PN, Mottram, JC, Nyström, T, Osiewacz, HD, Overall, CM, Pandey, KC, Ruland, J, Salvesen, GS, Shi, Y, Smertenko, A, Stael, S, Ståhlberg, J, Suárez, MF, Thome, M, Tuominen, H, Van Breusegem, F, van der Hoorn, RAL, Vardi, A, Zhivotovsky, B, Lam, E, Bozhkov, PV