Amino Acid.
Aromatic,
uncharged, non
polar, extremely
hydrophobic. The largest of the amino acids, contains two
ring structures that share a common side. One ring is 6-sided, the other 5-sided, with a
nitrogen atom as a member of one corner of the 5-sided ring and the amino acid backbone attached to another corner of the 5-sided ring.
Formula: C
11H
12N
2O
2
Molecular Weight: 204.23
Three-letter code:
Trp
One-letter code: W