. "Authored: Jassal, B, 2009-06-30"^^ . "Reviewed: He, L, 2009-08-24"^^ . "Edited: Jassal, B, 2009-06-30"^^ . "A bioinformatics approach identified two further human transporters, PHT1 and PHT2 (Botka CW et al, 2000). These two transporters may be located on the lysosomal membrane for the proton-coupled export of histidine and di-peptides from lysosomal protein degradation."^^ . . . . . . "Proton-coupled histidine and di-peptide cotransport"^^ . . . . .