phosphagen defined in 1951 yearphosphagen - phosphagen;
phosphagen - Phosphate of creatine, or of arginine (an amino acid). Reversible splitting off of phosphate from phosphagen plays important part in providing readily available store of energy-rich phosphate for ATP in muscle contraction. Creatine phosphate is the phosphagen of ophiuroids, Acrania, and vertebrates; arginine phosphate of most invertebrates and of tunicates; and both phosphagens occur in echinoids and Hemichordata.
near phosphagen in Knolik
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