Final Exam-Enzymes

Front 1

Ornithine Decarboxylase

Back 1

Ornithine to Putrecine

Polyamine Synthesis

Front 2

Creatine Kinase

Back 2

Creatine to Creatine Phosphate

Phosphorylation of Creatine

Front 3

Serine Decarboxylase

Back 3

Serine to ethanolamine

Production of acetylcholine

Front 4

Glutamate Decarboxylase

Back 4

Glutamate to gamma-aminobutyric acid(GABA)

Front 5

Phenyalanine Hydroylase

Back 5

Phenylalanine to Tyrosine

production of Epinephrine

Front 6

Tyrosine Hydroxylase

Back 6

Tyrosine to L-Dopa

Production of Epinephrine

Front 7

L-Aromatic Amino Acid Decarboxylase

Back 7

L-Dopa to Dopamine

Production of Epinephrine

Front 8

Dopamine Beta-Hydroxylase

Back 8

Dopamine to Norepinephrine

Front 9

Phenylethanolamine N-Methyltransferase

Back 9

Norepinephrine to epinephrine

Front 10

Catechol O-methyl Transferase

Back 10

Methylation of meta-hydroxyl group(generic)

degradation of neurotransmitters

Front 11

Monoamine Oxidase

Back 11

Oxidation of alpha carbon to an aldehyde followed by removal of amine

Degradation of neurotransmitters

Front 12

S-Homocysteine Adenosyl Hydrolase

Back 12

SAH to Homocysteine

(removal of adenosyl group)

Front 13

Homocysteine Methyltransferase

Cofactor?

Back 13

Homocysteine to Methionine

reforms THF for folic acid cycle

Cyanocobalamin cofactor

Front 14

Dihydrofolate Reductase

Back 14

DHF to THF

Front 15

Serine Hydroxymethyltransferase

Back 15

Serine+THF to Glycine+ N5 N10 methylene THF+water

Folic Acid Cycle

Front 16

Methylene Tetrahydrofolate Reductace

Back 16

5,10 methylene THF to 5 methyl THF

Front 17

Ribose Phosphate Pyrophosphokinase

Back 17

(also called PRPP synthetase)

formation of PRPP from ribose

(addition of 2 phosphates to the hydroxyl group on the 1 position)

Front 18

Amidophosphoribosyl Transferase

Back 18

(also called PRPP aminotransferase)

committed step of purine bioxynthesis.

PRPP to 5-phosphoribosyl amine
(addition of amine to 1 position

Front 19

IMP Dehydrogenase

Back 19

Inosine monophosphate to xanthine monophosphate

(Production of GMP)

Front 20

GMP synthetase

Back 20

xanthine monophosphate to Guanosine Monophosphate

--uses glutamine

Front 21

Adenylosuccinate Synthetase

Back 21

Inosine monophosphate to Adenylosuccinate

(AMP production

Front 22

Adenylosuccinate Lyase

Back 22

Adenylosuccinate to AMP

---relases fumarate

Front 23

Hypoxanthine-Guanine Phosphoribosyl Transferase

Back 23

(HGPRTase)

Hypoxanthine+PRPP to IMP
Guanine+PRPP to GMP

Front 24

Adenosine Phosphoribosyl Transferase

Back 24

(APRTase)

Adenine+PRPP to AMP

Front 25

Xanthine Oxidase

Back 25

Hypoxanthine to Xanthine

Front 26

Carbamoyl Phosphate Synthetase II

Back 26

forms carbamoyl phosphate from Glutamine, carbon dioxide, and ATP

used in pyrimidine biosynthesis

Front 27

OMP decarboxylase

Back 27

Oridine Monophosphate to Uridine 5' Monophosphate(OMP to UMP)

Front 28

CTP Synthesis

Back 28

UMP to CTP

uses glutamine

Front 29

Dinucleotide Diphosphate Reductase

Back 29

(Ribonucleotide Reductase)

UDP to Deoxyuridine Diphosphate
(NDP-->dNDP)

Front 30

Nucleoside Disphosphate Kinase

Back 30

B1DP+B2TP↔B1TP+B2DP

Front 31

Thymidylate Synthase

Back 31

2-deoxyuridine diphosphate to Thymidine Diphosphate

(forms THF)

Front 32

Pyrimidine Phosphoribosyl Transferase

Back 32

(PPRTase)

pyrimidine + PRPP to pyrimidine monophosphate

(does not recognize C, Recognizes OUT)

Front 33

Dihydropyrimidine Dehydrogenase

Back 33

Thymine, Uracil to dihydrothymine/dihydrouracil

Front 34

Dihiydropyrimidinase

Back 34

DihydroU/T to B-ureidopropionate/Buriedoisobutryate

Front 35

Ureidopropionase

Back 35

B-ureidopropionate/Buriedoisobutryate to B-alanine, B-aminobutyrate