A Gastrointestinal Calpain Complex, G-calpain, Is a Heterodimer of CAPN8 and CAPN9 Calpain Isoforms, Which Play Catalytic and Regulatory Roles, Respectively.
Hata S, Kitamura F, Yamaguchi M, Shitara H, Murakami M, Sorimachi H. J Biol Chem. 2016 Dec 30; 291(53):27313-27322. Epub 2016 Nov 23.