Purity > 90% as determined by SDS-PAGE. MW: 55.5kDa. Full Length: 1-347aa. N-terminal 6xHis-SUMO-tagged. Homo sapiens (Human). Regulates the level of the neuromodulator D-serine in the brain. Has high activity towards D-DOPA and contributes to dopamine synthesis. Could act as a detoxifying agent which roves D-amino acids accumulated during aging. Acts on a variety of D-amino acids with a preference for those having small hydrophobic side chains followed by those bearing polar, aromatic, and basic groups. Does not act on acidic amino acids.