Amino acids

Positively charged at neutral pH

• Lysine

• Proline

• Cysteine

• Tryptophan

Has a ring structure

• Glycine

• Proline

• Alanine

• Serine

The smallest amino acid with no chiral center

• Cysteine

• Alanine

• Glycine

• Serine

Hydrophilic and contained alcohol in side chain.

• Lysine

• Cysteine

• Isoleucine

• Serine

Absorbs UV light at wavelength 280 nm

• Histidine

• Tryptophan

• Lysine

• Cysteine

Contains a methyl group as side chain

• Histidine

• Glycine

• Alanine

• Proline

Which amino acid has a sulfur atom in its R-group and can forms disulfide bonds.

• Isoleucine

• Tryptophan

• Methionine

• Cysteine

Name given to C between amine and carboxylate groups

• center C

• alpha carbon

• side chain C

• Cindy

19 of the 20 amino acids used to build proteins are chiral. Which enantiomer of these amino acids is present in proteins.

• L

• D

• R

• Glycine

Amino acids all have the same general structure except for the:

• Amine

• Carboxylate

• H

• R-group

Tags

NGSS.HS-LS1-6