The AmtB channel passively allows the transport of NH4(+) across the membranes of bacteria via a "gas" NH3 intermediate and is related by homology (sequentially. structurally. and functionally) to many forms of Rh protein (both erythroid and nonerythroid) found in animals and humans. New structural information on this channel has inspired computational studies aimed at clarifying vari... https://ashleyshomestores.shop/product-category/3-piece-reclining-sectional/