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Molecule

Threonine

L-threonine

Threonine is an essential amino acid with a hydroxyl group that can form hydrogen bonds.

Overview

EXPLORE BY LEVEL

Threonine is an essential with a hydroxyl group that can form hydrogen bonds.

Quick Facts

AT A GLANCE
One-letter codeT
Three-letter codeThr
Chemical formulaC₄H₉NO₃
Side chainHydroxyl-bearing branched group
Show 3 more facts
Side-chain chemistryPolar; uncharged hydroxyl side chain
Human dietary contextEssential in the human diet
Protein-building setOne of the 20 standard protein-building amino acids

Follow the Connections

See how Threonine links to other biological records.

Open network
ConceptAmino AcidsincludesProcessTranslationincorporated during
All 2 Structured Connections
Amino Acids · ConceptINCLUDES →Threonine · Molecule
Threonine · MoleculeINCORPORATED DURING →Translation · Process

Recommended Reading

Trusted references for learning more about Threonine.

textbookChemical Components of a CellMolecular Biology of the Cell · NCBI Bookshelf textbookFrom RNA to proteinMolecular Biology of the Cell · NCBI Bookshelf textbookBiochemistry · Essential Amino AcidsNCBI Bookshelf · StatPearls
Research Claims

Threonine is a standard amino acid commonly used to build proteins.

Threonine uses the residue codes Thr and T.

Threonine is classified as essential in the usual human diet.