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Cation Diffusion Facilitator (CDF) Superfamily

Paulsen, I.T. and M.H. Saier, Jr. (1997). A novel family of ubiquitous heavy metal ion transport proteins. J. Membr. Biol. 156: 99-103.

Matias, M.G., K.M. Gomolplitinant, D.G. Tamang, and M.H. Saier, Jr. (2010). Animal Ca2+ release-activated Ca2+ (CRAC) channels appear to be homologous to and derived from the ubiquitous cation diffusion facilitators. BMC Res Notes 3: 158.

1.A.52 - The Ca2+ Release-activated Ca2+ (CRAC) Channel (CRAC-C) Family
2.A.4 - The Cation Diffusion Facilitator (CDF) Family
2.A.19 - The Ca2+:Cation Antiporter (CaCA) Family
2.A.103 - The Bacterial Murein Precursor Exporter (MPE) Family