Amino Acids Flashcards
Phenylalanine
Aromatic, ESSENTIAL
Tyrosine
Aromatic, (may become essential)
Tryptophan
Aromatic, ESSENTIAL
What are the Aromatic Amino Acids?
Phenylalanine,Tyrosine and Tryptophan
What are the polar uncharged amino acids?
Serine, Threonine, Cysteine, Asparagine and Glutamine
What are the negatively charged amino acids?
Aspartate and Glutamate
What are the positively charged amino acids?
Lysine, Arginine and Histidine
What are the non-polar amino acids?
Glycine, Alanine, Proline, Valine, Isoleucine, Leucine and Methionine
Proline
Non-polar, “helix-breaker”
Valine
Non-Polar, ESSENTIAL (relevant to sickle cell disease)
Glycine
Non-Polar, “helix-breaker”
Alanine
Non-polar
Isoleucine
Non-polar, ESSENTIAL
Leucine
Non-polar, ESSENTIAL
Methionine
Non-polar, ESSENTIAL (start codon to every protein, usually cleaved off)
Lysine
Positively charged, ESSENTIAL
Arginine
Positively charged, (may become essential)
Histidine
Positively charged, (may become essential)
Serine
Polar uncharged
Threonine
Polar uncharged ESSENTIAL
Cysteine
Polar uncharged, (may become essential), (supports disulphide bonds)
Asparagine
Polar uncharged
Glutamine
Polar uncharged
Aspartate
Negatively charged
Glutamate
Negatively charged, (relevant to sickle cell disease)
What are the Essential amino acids?
Phenylalanine, Tryptophan, Threonine, Lysine, Methionine, Leucine, Isoleucine and Valine
What amino acids may become essential under certain conditions?
Tyrosine, Arginine, Histidine and Cysteine
