ID 2.6.1.23 DE 4-hydroxyglutamate transaminase. AN 4-hydroxyglutamate aminotransferase. CA (4S)-4-hydroxy-L-glutamate + 2-oxoglutarate = (4R)-4-hydroxy-2- CA oxoglutarate + L-glutamate. CC -!- The enzyme participates in a degradation pathway of trans-4-hydroxy- CC L-proline, a compound that contributes to the stability of the CC collagen triple helix. CC -!- Oxaloacetate can replace 2-oxoglutarate. CC -!- This enzyme may be identical with EC 2.6.1.1. //