Shared Flashcard Set

Details

Amino Acids
Abbreviations - Hydrophobic/Hydrophobic - Acid(-)/Base(+)
21
Chemistry
Graduate
01/08/2013

Additional Chemistry Flashcards

 


 

Cards

Term
Gly
Definition
Glycine. nonpolar. hydrophobic. only non-chiral amino acid.
Term
Ala
Definition
Alanine. nonpolar. hydrophobic. R=methyl
Term
Pro
Definition
Proline. nonpolar. hydrophobic. aliphatic. cyclic "imino acid." no free hydrogen on N for bonding.
Term
Val
Definition
Valine. nonpolar. hydrophobic. Think V!
Term
Leu
Definition
Leucine. nonpolar. hydrophobic
Term
Iso
Definition
Isoleucine. nonpolar. hydrophobic. 2 chiral carbons.
Term
Met
Definition
Methionine. nonpolar. Very hydrophobic. Sulfer containing.
Term
Phe
Definition
Phenylalanine. nonpolar. hydrophobic. aromatic.
Term
Tyr
Definition
Tyrosine. polar. both hydrophobic and hydrophillic but mostly hydrophilic. aromatic. H-Bonding
Term
Try
Definition
Tryptophan. nonpolar. hydrophobic. aromatic. H-bonding
Term
Asp
Definition
Aspartate. acid. (-) present as conjugate base. Carboxyl group sometimes act as nucleophiles
Term
Glu
Definition
Glutamate. acid. hydrophilic. (-) present as conjugate base. Carboxyl group sometimes act as nucleophiles
Term
Lys
Definition
Lysine. basic. hydrophilic nitrogenous base. (+). diamino acid
Term
Arg
Definition
Arginine. most basic amino acid. hydrophilic nitrogeneous base. (+). guianidinium ion always protonated.
Term
His
Definition
Histadine. basic. hydrophilic nitrogenous base. (+). imidazole ring. only amino acid that can function as buffer.
Term
Ser
Definition
Serine. polar. (neutral).
Term
Thr
Definition
Threonine. polar. (neutral).
Term
Cys
Definition
Cysteine. polar. hydrophilic. sulfer containing - sulfhydryl.
Term
Asn
Definition
Asparagine. polar. (neutral)
Term
Gln
Definition
Glutamine. polar. (neutral)
Term
zwitterion
Definition
Amino Acid in water has (+)N and (-)C ends. Charge depends on R groups.
Supporting users have an ad free experience!