other enzymes which may be involved in starch synthesis include 3-phosphoglycerate kinase which showed an activity of 8.76 units per seed , triose-p isomerase ( 2.56 units per seed ) , fructose-1,6-bisphosphate aldolase ( 0.99 units per seed ) , fructose-1,6-bisphosphatase ( 0.23 units per seed ) , phosphoglucose isomerase ( 12.6 units per seed ) , and phosphoglucomutase ( 9.72 units per seed ) .
C0022202
isomerase
C0031653
phosphoglucomutase