Nucleic acid and protein sequences relating to a proton channel (Hv1) are disclosed. Nucleic acids, vectors, transformed cells, transgenic animals, polypeptides, and antibodies relating to the Hv1 gene and protein are disclosed. Also provided are methods of identifying modulators of Hv1 activity, methods of geno typing subjects with respect to Hv1, and methods of diagnosing and treating Hv1-mediated disorders.
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