
D-Cycloserineisanaminoacidanalogantibiotic.D-cycloserineactsasacompetitiveinhibitorofD-alanine,anessentialaminoacidduringpeptidoglycansynthesis.Itisabroad-spectrumantibioticthatcanbeusedasaselectiveagentinseveraltypesofisolationmedia.D-cycloserineissolubleinaqueoussolution.
CASNumber
68-41-7
MolecularFormula
C3H6N2O2
MolecularWeight
102.09
MechanismofAction
D-Cycloserineinhibitscellwallbiosynthesis,specificallytheD-Alapeptidebondformation.Itcompetitivelyinhibitsalanineracemase(whichproducesD-alanine)andD-alanineligase,whichjoinstheterminal2aminoacidresiduestogether.D-cycloserineisaligandfortheN-methyl-D-aspartate(NMDA)glycinereceptorandhaspartialagoNISTcharacteristics,andhasproventohavepharmacologicalactivityinenhancingextinctionmemory.
StorageConditions
-20°C
TariffCode
2941.90.1050
Spectrum
D-Cycloserineisabroad-spectrumantibioticthatcanbeusedagainstthecausalagentoftuberculosis(Mycobacteriumtuberculosis).