Nitrogen / Amino Acid Metabolism And The Urea Cycle

Front 1

Ornithine transcarbamoylase converts _____ and _____ to _____.

Back 1

ornithine and carbamoyl phosphate to citrulline

Front 2

What enzyme adds carbamoyl phosphate to ornithine, forming citrulline?

Back 2

ornithine transcarbamoylase

Front 3

Arginosuccinate synthetase coverts _____ and _____ to _____.

Back 3

citrulline and aspartate to argininosuccinate

Front 4

What enzyme combines aspartate and citrulline?

Back 4

Argininosuccinate synthetase

Front 5

What enzyme breaks argininosuccinate up into arginine and fumarate?

Back 5

Argininosuccinate lyase

Front 6

Argininosuccinate lyase converts ____ to _____ and ______.

Back 6

Argininosuccinate to fumarate and arginine

Front 7

Arginase converts ______ to ______ and ______.

Back 7

Arginine to urea and ornithine

Front 8

What enzyme breaks arginine up into ornithine and urea?

Back 8

arginase

Front 9

Glutamine synthetase adds _____ to _____, forming ______.

Back 9

ammonia to glutamate, forming glutamine

Front 10

What enzyme synthesizes glutamine from glutamate and ammonia?

Back 10

Glutamine synthetase

Front 11

What enzyme removes an ammonia molecule from glutamine, forming glutamate?

Back 11

glutaminase

Front 12

Glutaminase converts ____ to ___ and ____.

Back 12

glutamine to glutamate and ammonia

Front 13

What enzyme transfers an amino group from amino acids to alpha-ketoglutarate, forming glutamate?

Back 13

aminotransferase

Front 14

Aminotransferase transfers an amino group from _____ to _____, forming _______.

Back 14

amino acids to alpha-ketoglutarate, forming glutamate

Front 15

What enzyme removes a molecule of ammonia from glutamate, forming alpha-ketoglutarate?

Back 15

glutamate dehydrogenase

Front 16

Glutamate dehydrogenase converts _____ to _____ and _____.

Back 16

glutamate to alpha-ketoglutarate and ammonia

Front 17

what enzyme adds ammonia to bicarbonate, forming carbamoyl phosphate?

Back 17

carbamoyl phosphate synthetase

Front 18

Carbamoyl phosphate synthetase synthesizes ______ from ____ and ____.

Back 18

carbamoyl phosphate from ammonia and bicarbonate

Front 19

What enzyme do some bacteria use to fix nitrogen?

Back 19

nitrogenase

Front 20

Nitrogenase converts ___ to ___.

Back 20

nitrogen (N2) to ammonia (NH3)

Front 21

Nitrite reductase converts ______ to ______.

Back 21

ammonia (NH3) to nitrite (NO2-)

Front 22

Nitrate reductase converts ______ to _____.

Back 22

nitrite (NO2-) to nitrate (NO3-)