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41 Cards in this Set

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Name 2 aliphatic AAs which contain a hydroxyl group.
Serine
Threonine
Name 2 aliphatic AAs which contain sulfur.
Cysteine
Methionine
Namer an AA which contain a thiol group.
Cysteine
Name an AA which has a guanido group.
Arginine.
Name an amino acid which has an imidazol group.
Histidine.
Name the AAs which contain a hydroxyl group.
Tyrosine
Serine
Threonine
Name an AA which contain an indol ring.
Tryptophan.
What are the aromatic AAs?
Phenyl Alanine
Tyrosine
Tryptophan
What are the cyclic AAs?
Proline
Histidine
Tryptophan can be included
Explain the nomenclature of the non-essential AAs.
They are called non-essential because they can be manufactured in the body.
The Ten Acid Pornstars Liked Very Hot Ladies In Mini-skirts
Threonine, Tryptophan, Arginine, Phenyl Alanine, Leucine, Valine, Histidine, Lysine, Isoleucine, Methionine.
Pvt Tim Hall
Phenylalanine, Valine, Threonine, Tryptophan, Isoleucine, Methionine, Histidine, Arginine, Leucine, Lysine
These Ten Valuable Amino Acids Have Long Preserved Life In Man
Threonine, Tryptophan, Valine, Arginine, Histidine, Leucine, Phenyl Alanine, Lysine, Isoleucine, Methionine.
Corn is deficient in .....
Lysine
Legumes are deficient in ....
Methionine
What are the Ketogenic AAs?
Lysine, Leucine.
What are the both ketogenic and glucogenic AAs?
Tryptophan
Isoleucine
Phenylalanine
Tyrosine
And Example of Derived proteins which are found in collagenous fibers are ....., ......
Hydroxy Proline
Hydroxy Lysine
Name a Derived AA which is found in prothrombin ....
Gamma-Carboxyglutamate
..... is a derivative of four lysine residues found in elastin.
Desmosine
.... is formed by oxidation of two cysteine thiol side chains to form a disulfide covalent bond.
Cystine
If we remove the methyl group from Methionine it's called
Homocysteine
Tyrosine + Iodine =
Thyroxine
What is the AA which has a symmetric alpha carbon?
Glycine
Define the optical activity of an amino acid
The ability og molecules having an assymetric carbon to rotate the plane polarized light to the right(dextrorotary) or to the left (levorotary)
Amino acids in proteins are ....
L-stereoisomers
Electrophoresis
Separation of molecules of bases of charge in an electric field
Enantiomers
D-form & L-form
residue
an amino acid unit in a polypeptide chain
GSH is
Glutathione
What are the derived AAs found in proteins?
Gamma-Carboxyglutamate -> prothrombin
Hydroxy proline, hydroxy lysine -> collagenous fibers
Desmosine -> Elastin
Cystine -> many proteins
derivative AAs which are intermediates in urea synthesis
Citrulline
Ornithine
Transmethylation reactions
Homocysteine
An Iodinated AA derived from tyrosine
thyroxine
An AA derived from glutamate ans serve as a neurotransmitter
GABA
Derived from aspartate and is a constitutent of pantothenic acid
Beta-alanine
What are the biologically active peptides?
Glutathione -> Enzyme cofactor
Thyrotropin releasing hormone TRH -> Hypothalamic hormone
Oxytocin and Vasopressin
Angiotensin
TRH is
A hypothalic hortmone which regulates the formation and release of thyroid hormones
Oxytocin results in
muscular contraction
Another name for vasopressin
ADH, Anti Diuretic hormone
Name a peptide which causes hypertension
Angiotensin I