Major Intrinsic Protein (MIP) Superfamily
Reizer, J., A. Reizer, and M.H. Saier, Jr. (1993). The MIP family of integral membrane channel proteins: sequence comparisons, evolutionary relationships, reconstructed pathway of evolution, and proposed functional differentiation of the two repeated halves of the proteins. Crit. Rev. Biochem. Mol. Biol. 28: 235-257.
1.A.8 - The Major Intrinsic Protein (MIP) Family
Park, J.H. and M.H. Saier, Jr. (1996). Phylogenetic characterization of the MIP family of transmembrane channel proteins. J. Membr. Biol. 153: 171-180.
1.A.16 - The Formate-Nitrite Transporter (FNT) Family