A Tripeptide

The sequence of this tripeptide is Thr-Ala-Glu.
Try to locate the following features before identifying them with these buttons:
The amino (N) and carboxyl (C) termini.
Color Blue: The two peptide bonds.
Color Black: The three a-carbons.
Color Black, the carbon atoms in the R-groups of:

Thr;   Ala;   Glu.

Use the adjacent frame to view the individual amino acids if necessary.


Coordinates are from the NMR structure, Protein G (B1 domain); PDB file: 2GB1.pdb.