The chemical reactions and pathways resulting in the breakdown of L-threonine (the L-enantiomer of 2-amino-3-hydroxybutyric acid) to form to form 2-amino-3-oxobutanoate, which is subsequently converted to glycine.
Synonyms:
exact_synonym:
L-threonine breakdown to glycine; L-threonine catabolism to glycine; L-threonine degradation to glycine