Tetramer

This protein has 3 2-fold axes of rotational symmetry. The N-terminal amino acids of each chain are colored red to help orient the chains.

Wigley, D. B., Gamblin, S. J., Turkenburg, J. P., Dodson, E. J., Piontek, K., Muirhead, H., Holbrook, J. J.: Structure of a ternary complex of an allosteric lactate dehydrogenase from Bacillus stearothermophilus at 2.5 A resolution. J Mol Biol 223 pp. 317 (1992) (PubMed)

1ldn (PDB)

  pentamer