diketopiperazines


Also found in: Encyclopedia.

di·ke·to·pi·per·a·zines

(dī-kē'tō-pī-per'ă-zēnz),
A class of organic compounds with a closed ring structure formed from two α-amino acids by the joining of the α-amino group of each to the carboxyl group of the other, with the loss of two molecules of water.
Farlex Partner Medical Dictionary © Farlex 2012

di·ke·to·pi·per·a·zines

(dī-kē'tō-pī-per'ă-zēnz)
A class of organic compounds with a closed ring structure formed from two α-amino acids by the joining of the α-amino group of each to the carboxyl group of the other.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
The compounds were characterized as two diketopiperazines, cyclo-L-Ala-L-Leu (1) [14] and cyclo(L-Tyr-L-Pro) (2) [15]; two nucleosides, cordycepin (3) and Ara-A(4) [16].
Bauermeister et al., "A Simple Defined Medium for the Production of True Diketopiperazines in Xylella Fastidiosa and Their Identification by Ultra-Fast Liquid Chromatography-Electrospray Ionization Ion Trap Mass Spectrometry," Molecules, vol.
Several PAI1 inhibitors have been found, including diketopiperazines XR334, XR330 [12], XR1853, XR5082 [13], and XR5118 and ketopiperazines XR334, XR330 [12], XR1853, XR5082 [13], and XR5118 [14].
By comparison with the published literature [7], this component was tentatively identified as diketopiperazines of ampicillin.
Kittakoop et al., "New diketopiperazines from the entomopathogenic fungus Verticillium hemipterigenum BCC1449," The Journal of Antibiotics, vol.
Citromycetins and bilains A-C: new aromatic polyketides and diketopiperazines from Australian marine-derived and terrestrial Penicillium spp.