aspartic acid article 6 glycine 6 proline 6 serine 6 Amino acid transport 4 Animals 4 Aspartic Acid 4 alanine 4 arginine 4 cysteine 4 fructose 4 glucose 4 glutamic acid 4 nonhuman 4 nucleotide sequence 4 priority journal 4 unclassified drug 4 Alcaligenes 2 Amino Acids 2 Article 2 Biological Transport 2 Computational Biology 2 Computer Simulation 2 EST 2 Eukaryota 2 Hemeproteins 2 Hexose transport 2 Hexoses 2 Hydrogen-Ion Concentration 2