diketopiperazines


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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.

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.
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].
Diketopiperazines produced by an marine Bacillus species inhibits Vibrio parahaemolyticus.
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.