Biochem Exam 1

Glycine, Gly, G

Nonpolar

Alanine, Ala, A

Nonpolar

Proline, Pro, P

Nonpolar

Valine, Val, V

Nonpolar

Phenylalanine, Phe, F

Nonpolar, aromatic

Leucine, Leu, L

Nonpolar

Isoleucine, Ile, I

Nonpolar

Methionine, Met, M

Nonpolar

Tyrosine, Tyr, Y

Aromatic, slightly polar, pKa 10.07

Tryptophan, Trp, W

Aromatic, slightly polar

Serine, Ser, S

Polar uncharged

Threonine, Thr, T

Polar uncharged

Cysteine, Cys, C

Polar uncharged, forms disulfide bonds, pKa 8.18

Asparagine, Asn, N

Polar uncharged

Glutamine, Gln, Q

Polar uncharged

Aspartate, Asp, D

Negative, pKa 3.65

Glutamate, Glu, E

Negative, pKa 4.25

Lysine, Lys, K

Positive, pKa 10.53

Arginine, Arg, R

Positive, pKa 12.48

Histidine, His, H

Positive, pKa 6.00

Nonpolar aliphatic amino acids

Glycine, Alanine, Proline, Valine, Leucine, Isoleucine, Methionine

Aromatic amino acids

Phenylalanine, Tyrosine, Tryptophan

Polar uncharged amino acids

Serine, Threonine, Cysteine, Asparagine, Glutamine

Polar positive amino acids

Lysine, Histidine, Arginine

Polar negative amino acids

Aspartate, Glutamate