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.
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].
Chemical Constituents and Antiviral Activity from Marine Endophytic Fungi from Red Sea Alga Padina pavonica
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.
Development of a Chemically Defined Medium for Better Yield and Purification of Enterocin Y31 from Enterococcus faecium Y31
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].
Bioactivity-Guided Fractionation of the Traditional Chinese Medicine Resina Draconis Reveals Loureirin B as a PAI-1 Inhibitor
Both natural and synthetic diketopiperazines have a wide variety of biological activities, including antitumor [55] (Nicholson et al.
Antagonistic Properties of Some Halophilic Thermoactinomycetes Isolated from Superficial Sediment of a Solar Saltern and Production of Cyclic Antimicrobial Peptides by the Novel Isolate Paludifilum halophilum
By comparison with the published literature [7], this component was tentatively identified as diketopiperazines of ampicillin.
Identification of the related substances in ampicillin capsule by rapid resolution liquid chromatography coupled with electrospray ionization tandem mass spectrometry
Kittakoop et al., "New diketopiperazines from the entomopathogenic fungus Verticillium hemipterigenum BCC1449," The Journal of Antibiotics, vol.
Potent anti-inflammatory activity of pyrenocine a isolated from the marine-derived fungus Penicillium paxilli Ma(G)K
Citromycetins and bilains A-C: new aromatic polyketides and diketopiperazines from Australian marine-derived and terrestrial Penicillium spp.
Two immunosuppressive compounds from the mushroom Rubinoboletus ballouii using human peripheral blood mononuclear cells by bioactivity-guided fractionation
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