IUBMB Enzyme Nomenclature

EC 4.2.1.184

Accepted name: (3S)-3-hydroxy-D-aspartate dehydratase

Reaction: (3S)-3-hydroxy-D-aspartate = 2-iminosuccinate + H2O

Other name(s): bhcB (gene name)

Systematic name: (3S)-3-hydroxy-D-aspartate hydro-lyase

Comments: The enzyme, characterized from the bacterium Paracoccus denitrificans, participates in the the β-hydroxyaspartate cycle of glyoxylate assimilation.

Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number:

References:

1. Schada von Borzyskowski, L., Severi, F., Kruger, K., Hermann, L., Gilardet, A., Sippel, F., Pommerenke, B., Claus, P., Cortina, N.S., Glatter, T., Zauner, S., Zarzycki, J., Fuchs, B.M., Bremer, E., Maier, U.G., Amann, R.I. and Erb, T.J. Marine Proteobacteria metabolize glycolate via the β-hydroxyaspartate cycle. Nature 575 (2019) 500-504. [PMID: 31723261]

[EC 4.2.1.184 created 2025]


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