Tyrosine | Nectagen

Tyrosine

Codes

3-letter Code	Tyr
1-letter Code	Y

Classifications

Side-Chain Polarity	Nonpolar
Side-Chain Class	Aromatic Hydroxyl-containing
Side-Chain Charge	Neutral

pI/pK's

pI	5.64
pKa (α-COOH)	2.20
pKa (α-NH3+)	9.21
pKa (Side-Chain)	10.46

Masses

Avg. Residue Mass (Da)	163.18
Monoisotopic Mass (Da)	163.06
MW (Da)	181.19

Other Properties

Hydropathy Index

-1.30

van der Waals Volume

141

Optical Properties

Max Absorption	Extinction Coefficient
274	1.40
222	8.00
193	48.00

Outside Data

Wikipedia Entry	Tyrosine

Ingredient(s) Using This Amino Acid

Ingredient(s) Using This Amino Acid

1	L-Tyrosine (solid)
2	L-Tyrosine Disodium, 7 mM
3	L-Tyrosine Sodium Salt Hydrate (solid)
4	L-Tyrosine, 2 mg/ml