aametable

aametable - alanine aa derived from substrate -ketoacid...

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Stage Enzyme Nitrogen atoms Oxidation-Reduction Hi E bond Comments Entering Leaving Ammonia Uptake (2) Glutamate dehydrogenase NH 4 + NADPH/H + Biosynthesis of glu from α -ketoglutarate (6) Glutamine synthetase NH 4 + ATP Biosynthesis of gln from glu, N for export Ammonia Release (1) Glutamate dehydrogenase NH 4 + NAD + Excess N for urea cycle (7) Glutaminase NH 4 + Incoming excess N (muscle) for urea cycle Transaminations (3) Alanine aminotransferase
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Unformatted text preview: alanine aa derived from substrate -ketoacid Coenzyme PLP; incoming alanine cycle N (4) Aspartate aminotransferase aspartate aa derived from substrate -ketoacid Coenzyme PLP; biosynthesis (5) Glutamate aminotransferase glutamate aa derived from substrate -ketoacid Coenzyme PLP; biosynthesis Urea cycle NH 4 + , aspartate urea 4 Liver cells, nontoxic urea synthesized for export...
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This note was uploaded on 11/27/2011 for the course CHM 365 taught by Professor Thomaszamis during the Spring '06 term at FSU.

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