Lecture 4-5 Flashcards
1
Q
amino acid geometry
A
tetrahedral
2
Q
amino acids are attached by __ bonds
A
amide bond or peptide bond
3
Q
arginine functional group
A
guanidino
4
Q
histidine functional group
A
imidazole
5
Q
isoelectric point
A
pH where the charge on the amino acid is zero
6
Q
edman’s reagent
A
used to sequence proteins from the n to c term
7
Q
disulfide bridges form under what conditions
A
non reducing (ie in blood)
8
Q
amino acids are linked by ?
A
amide bond
9
Q
peptide/amide bonds are most commonly in cis/trans conformation
A
trans
10
Q
partial double bond character of peptide (amide) bond can be explained by ?
A
resonance
