Block 2 Flashcards
what is chiral
four different groups are bonded to the tetrahedral alpha carbon
which isomer is found in protein
L
what do free amino acids in solution at neutral pH exist as
dipolar ions
what groups are charged
amino group and carboxyl group
proline
(P), non-polar R group
leucine
(L), non-polar R group
methionine
(M), non-polar R group
isoleucine
(I), non-polar R group
glycine
(G), non-polar R group
alanine
(A), non-polar R group
valine
(V), non-polar R group
phenylalanine
(F), non-polar aromatic R group
tryptophan
(W), non-polar aromatic R group
serine
(S), polar R group
thereonine
(T), polar R group
cyteine
(C), polar R group
asparagine
(N), polar R group
glutamine
(Q), polar R group
lysine
(K), positively charged polar R group
arginine
(R), positively charged polar R group
aspartate
(D), negatively charged polar R group
glutamate
(E), negatively charged polar R group
histidine
(H), positively charged polar aromatic R group
tyrosine
(Y), polar aromatic R group