Amino acids

Question 1

Acidic Amino Acids

Answer 1

Aspartate

Glutamate

Question 2

Basic Amino Acids

Answer 2

Histidine
Arginine
Lysine

HKR

Question 3

Non-polar Amino acids

Answer 3

Leucine
Isoleucine
Valine
Alanine
Glycine
Phenylalanine
Tryptophan
Methionine
Proline

GAVIL MPWF

Question 4

Amino acid used in the first steo of heme synthesis

Answer 4

Glycine

Glycine + Succijyl CoA

Question 5

Amino acid that is a carrier of ammonia

Answer 5

Alanine

Question 6

Branched chain amino acin

Answer 6

Leucine
Isoleucine
Valine

Question 7

Ringed amino acid

Answer 7

Phenylalanine
Tyrosine
Tryptophan

Question 8

Precursor of tyrosine

Answer 8

Tryptophan

Question 9

Imino acid

Answer 9

Proline

Question 10

Uncharged, polar amino acid

Answer 10

Serine
Threonine
Tyrosine
Cysteine
Qlutamine
Asparagine

STCY-QN

Question 11

Tyrosine derivatices

Answer 11

Phenylalanine
Tyrosine
L dopa –> L-dopamine –> dopamine –> Norepinephrine –> epinephrine

Question 12

Site for N-linked glycosylation

Answer 12

Asparagine

Question 13

Major carrier of nitrogen to the liver from the tissues

Answer 13

Glutamine

Question 14

Participates in the biosynthesis of coenzyme A

Answer 14

Cysteine

Question 15

Precursor if glutathione and GABA

Answer 15

Glutamate

Question 16

Proton acceptors

Answer 16

Histidine
Arginine
Lysins

Question 17

Used in the diagnosis of folic acid deficiency

Answer 17

Histidine

Question 18

Precursor of creatinine, urea, and nitric oxide

Answer 18

Arginine

Question 19

Precursor if carnitine

Answer 19

Lysine

Question 20

Essential Amino Acids

Answer 20

Phe
Val
Try
Thr
Iso
Met
His
Arg
Leu
Lys

Question 21

What are you polar uncharged proteins with hydroxyl group?

Answer 21

Serine
Threonine
Tyrosine

Question 22

What are you polar uncharged proteins with -SH group

Answer 22

cystein

Question 23

What are you polar uncharged proteins with amide group?

Answer 23

Asparatine

Glutamine

Question 24

What amino acid is needed in the first step of heme synthesis?

Answer 24

glycine

Step 1: Glycine + succinyl CoA –> delta ALA

Question 25

Glycine is a ___ (excitatory/inhibitory) in the spinal cord?

Answer 25

inhibitory

Question 26

What amino acid is a carrier of ammonia?

Answer 26

1. Alanine

Question 27

What amino acid is a carrier of the carbons of pyruvate from skeletal muscle to liver?

Answer 27

Alanine

Question 28

What amino acids are needed for the disposal of ammonia?

Answer 28

1. Glutamine 2. Glutamate 3. Alanine

Question 29

Wha amino acids accumulate in maple syrup disease?

Answer 29

1. Valine 2. Isoleucine 3. Leucine Remember: IsoVLeucine

Question 30

What are your tryptophan derivative?

Answer 30

Melatonin Serotonin Niacin

Question 31

What amino acid has the largest side chain?

Answer 31

Methionine MET = MEGA MAGAZINE

Question 32

What amino acid is the precursor of tyrosine?

Answer 32

Phenylalanine

Question 33

Amino acid with no amine group

Answer 33

Proline, since it is an IMINO acid

Question 34

What amino acids are used as site for O-linked glycosylation and phosphorylation of proteins

Answer 34

Serine, Threonine, Tyrosine

Question 35

What are your phenylalanine derivatives?

Answer 35

1. Phenylalanine 2. Tyrosine 3. L-dopa 4. Dopamine 5. Norepinephrine 6. Epinephrine

Question 36

___ is the site for N-linked glycosylation

Answer 36

asparagine

Question 37

What enzyme deaminates glutamine to form ammonia

Answer 37

glutaminase

Question 38

__ protein that is a major carrier of nitrogen from peripheral tissue to the liver

Answer 38

alanine

Question 39

___ is an active part of many enzyme; especially in coenzyme A biosynthesis

Answer 39

Cysteine

Question 40

amino acid that is seen in keratin

Answer 40

Cysteine

Question 41

At neutral pH, what is the charge of aspartate and glutamate?

Answer 41

negatively charged can serve as proton donors, and participate in ionic interaction

Question 42

what amino acid is the precursor of GABA

Answer 42

glutamate

Question 43

What amino acid is a precursor of glutathione?

Answer 43

glutamate

Question 44

in the brain, glutamate is ___ (inhibitory or excitatory)

Answer 44

excitatory

Question 45

What enzyme converts glutamate to GABA?

Answer 45

Glutamate decarboxylase

Question 46

Of the three basic amino acid, which is base is the weakest?

Answer 46

Histidine

Question 47

What amino acid is detected in FIGLU excretion test?

Answer 47

histidine

Question 48

What enzyme converts histidine to FIGLU?

Answer 48

histidase

Question 49

What amino acid is a precursor of creatinine and urea?

Answer 49

arginine

Question 50

what amino acid is a precursor of nitric oxide?

Answer 50

arginine

Question 51

What is the precursor of carnitine?

Answer 51

lysine

Question 52

What amino acid is present in lathyrus seeds?

Answer 52

homoarginine and beta-N-Oxalydiaminopriopionic acids (beta ODAP)

Question 53

What neurotoxic amino acid is present in Cycad seeds?

Answer 53

beta-methyalaminoalanine

Question 54

Which amino acid has no chiral center?

Answer 54

glycine