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index medicus (182) 182
alkaloids (104) 104
diketopiperazines (101) 101
diketopiperazines - chemistry (93) 93
chemistry, medicinal (88) 88
metabolites (78) 78
molecular structure (70) 70
chemistry, organic (67) 67
humans (67) 67
diketopiperazine (64) 64
chemistry, multidisciplinary (61) 61
diketopiperazines - pharmacology (54) 54
animals (53) 53
diketopiperazine alkaloids (51) 51
biosynthesis (47) 47
diketopiperazines - isolation & purification (47) 47
derivatives (46) 46
biochemistry & molecular biology (44) 44
microbiology (41) 41
fungi (40) 40
pharmacology & pharmacy (34) 34
analysis (33) 33
magnetic resonance spectroscopy (33) 33
natural-products (33) 33
alkaloids - chemistry (32) 32
secondary metabolites (29) 29
cyclic dipeptides (27) 27
aspergillus-fumigatus (26) 26
plant sciences (25) 25
stereoisomerism (25) 25
biotechnology & applied microbiology (24) 24
cell line, tumor (24) 24
antineoplastic agents - pharmacology (23) 23
bacteria (23) 23
chemistry, applied (23) 23
indoles - chemistry (23) 23
organic chemistry (23) 23
alkaloids - isolation & purification (22) 22
antineoplastic agents - chemistry (22) 22
cytotoxicity (22) 22
piperazines - chemistry (22) 22
2,5-diketopiperazines (21) 21
biology (21) 21
diketopiperazines - metabolism (21) 21
indole alkaloids - chemistry (21) 21
life sciences (21) 21
natural products (21) 21
anti-bacterial agents - pharmacology (20) 20
chemical properties (19) 19
diketopiperazines - chemical synthesis (19) 19
identification (19) 19
marine-derived fungus (19) 19
molecular conformation (19) 19
peptides (19) 19
anti-bacterial agents - chemistry (18) 18
chemistry (18) 18
tryptophan (18) 18
alkaloid (17) 17
indole (17) 17
antineoplastic agents - isolation & purification (16) 16
biological activity (16) 16
biotechnology (16) 16
microbial sensitivity tests (16) 16
structure-activity relationship (16) 16
alkaloids - pharmacology (15) 15
concise total-synthesis (15) 15
endophytic fungus (15) 15
inhibitory concentration 50 (15) 15
mass spectrometry (15) 15
anti-bacterial agents - isolation & purification (14) 14
aspergillus (14) 14
enantioselective total-synthesis (14) 14
fungus (14) 14
indole alkaloids - pharmacology (14) 14
marine (14) 14
models, molecular (14) 14
nuclear magnetic resonance--nmr (14) 14
aspergillus - chemistry (13) 13
indoles (13) 13
inhibitors (13) 13
penicillium - chemistry (13) 13
piperazines - chemical synthesis (13) 13
a-d (12) 12
amino acids (12) 12
antifungal agents - pharmacology (12) 12
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biological products - chemistry (12) 12
cyclization (12) 12
dimerization (12) 12
dipeptides - chemistry (12) 12
drug screening assays, antitumor (12) 12
enzymes (12) 12
sponge (12) 12
total synthesis (12) 12
antibiotics (11) 11
antifungal agents - chemistry (11) 11
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by Xie, JL and Xu, WT and Song, HJ and Liu, YX and Zhang, JJ and Wang, QM
Journal of agricultural and food chemistry, ISSN 0021-8561, 05/2020, Volume 68, Issue 20, pp. 5555 - 5571
On the basis of the mechanism of acylhydrazone compounds inhibiting the assembly of TMV CP and the unique structural characteristics of diketopiperazine ring,... 
SYSTEM | spatial configuration | FOOD SCIENCE & TECHNOLOGY | fungicidal activity | BIOLOGICAL-ACTIVITIES | antiviral activity | DISCOVERY | ANTIBACTERIAL ACTIVITY | acylhydrazone | diketopiperazine | AGRICULTURE, MULTIDISCIPLINARY | CHEMISTRY, APPLIED | ALKALOIDS
Journal Article
Journal of natural products (Washington, D.C.), ISSN 0163-3864, 04/2020, Volume 83, Issue 4, pp. 805 - 813
Nine new epipoly(thiodioxopiperazine) (ETP) analogues, chetocochliodins A I ( - ), along with two known ones, chetoseminudins E and C ( and ), were purified... 
TRYPTOPHAN | DIKETOPIPERAZINE ALKALOIDS | METABOLITES | COMPLEX | CHEMISTRY, MEDICINAL | FUNGUS | CHETOMIN | BIOSYNTHESIS | PHARMACOLOGY & PHARMACY | SUBSTANCE | PLANT SCIENCES
Journal Article
Bioorganic Chemistry, ISSN 0045-2068, 06/2020, Volume 99, p. 103840
[Display omitted] Alkaloids, especially heterocyclic alkaloids, have received remarkable attention due to their intriguing structures and potential pharmacological activities... 
Alkaloid | Biosynthesis | Marine fungus | Penicillium | Biological activity | SECONDARY METABOLITES | MUTANT | DIKETOPIPERAZINE ALKALOIDS | FUNGUS | NATURAL-PRODUCTS | BIOCHEMISTRY & MOLECULAR BIOLOGY | CHEMISTRY, ORGANIC | MECHANISMS | PRENYLATED INDOLE ALKALOIDS | STRUCTURAL DIVERSITY | PEPTIDES | DERIVATIVES
Journal Article
by Han, WR and Cai, J and Zhong, WM and Xu, GM and Wang, FZ and Tian, XP and Zhou, XJ and Liu, QC and Liu, YH and Wang, JF
BIOORGANIC CHEMISTRY, ISSN 0045-2068, 03/2020, Volume 96, p. 103646
Three new compounds, including two new 3,4,6-trisubstituted alpha-pyrone derivatives, chrysopyrones A and B (1 and 2), and one new indolyl diketopiperazine... 
METABOLITES | Protein tyrosine phosphatase 1B inhibition | BIOCHEMISTRY & MOLECULAR BIOLOGY | BACTERIUM | CHEMISTRY, ORGANIC | ANTIFUNGAL | alpha-pyrone | Penicillium chrysogenum | Indolyl diketopiperazine | ALKALOIDS
Journal Article
by Xu, K and Yuan, XL and Li, C and Li, XD
MARINE DRUGS, ISSN 1660-3397, 01/2020, Volume 18, Issue 1, p. 54
.... As one of the most well-known universal groups of filamentous fungi, marine-derived Aspergillus species produce a large number of structurally unique heterocyclic alkaloids... 
SECONDARY METABOLITES | DIKETOPIPERAZINES | CHEMISTRY, MEDICINAL | biological activity | FUNGUS | NATURAL-PRODUCTS | BIOLOGICAL-ACTIVITIES | OXINDOLE ALKALOIDS | alkaloid | marine | Aspergillus | metabolite | PEPTIDES | ABSOLUTE-CONFIGURATION | INDOLE-DITERPENOIDS | DERIVATIVES | aspergillus
Journal Article
SCIENTIFIC REPORTS, ISSN 2045-2322, 04/2020, Volume 10, Issue 1, pp. 7070 - 5
The Chilean hazelnut (Gevuina avellana Mol., Proteaceae) is a southern South American nut consumed as a snack and included in different preparations of... 
DIKETOPIPERAZINES | 2,5-DIKETOPIPERAZINES | IDENTIFICATION | MULTIDISCIPLINARY SCIENCES | FOOD | Antioxidants | Cotyledons | Nuts
Journal Article
by Liu, R and Li, H and Yang, JX
Chemistry of natural compounds, ISSN 0009-3130, 05/2020, Volume 56, Issue 3, pp. 583 - 585
Journal Article
MOLECULES, ISSN 1420-3049, 01/2020, Volume 25, Issue 1, p. 61
Journal Article
Journal of agricultural and food chemistry, ISSN 0021-8561, 09/2019, Volume 67, Issue 38, pp. 10660 - 10666
Journal Article
Archives of Pharmacal Research, ISSN 0253-6269, 9/2019, Volume 42, Issue 9, pp. 735 - 753
Journal Article
Biochemical Systematics and Ecology, ISSN 0305-1978, 08/2019, Volume 85, pp. 21 - 23
Journal Article
Vietnam Journal of Chemistry, ISSN 0866-7144, 08/2019, Volume 57, Issue 4, pp. 480 - 484
Eight compounds, 2,4‐dichloro phenyl 2,4‐dichloro benzoate (1), cyclo‐(Pro‐Trp) (2), cyclo‐(Pro‐Leu) (3), cyclo (Trp‐Ser) (4), cyclo (Trp‐Ala) (5), indol... 
antibacterial activity | diketopiperazines | 2,4‐dichloro phenyl 2,4‐dichloro benzoate | Streptomyces sp. G330 strain
Journal Article
NATURAL PRODUCT REPORTS, ISSN 0265-0568, 06/2019, Volume 36, Issue 6, pp. 889 - 918
The principles and applicability of optical rotation, and electronic and vibrational circular dichroism aided by quantum chemical calculations are presented to... 
FUNGUS ASPERGILLUS-VERSICOLOR | DIKETOPIPERAZINE ALKALOIDS | CHEMISTRY, MEDICINAL | OPTICAL-ROTATORY DISPERSION | VIBRATIONAL CIRCULAR-DICHROISM | BIOCHEMISTRY & MOLECULAR BIOLOGY | CHIROPTICAL PROPERTIES | CHEMISTRY, ORGANIC | EXCITON CHIRALITY METHOD | MARINE-DERIVED FUNGUS | ENDOPHYTIC FUNGUS | ABSOLUTE-CONFIGURATION | SOLID-STATE CD
Journal Article
Tetrahedron, ISSN 0040-4020, 06/2019, Volume 75, Issue 24, pp. 3154 - 3159
The 2,5-diketopiperazine (DKP) moiety is a core feature of many natural products and medicinally relevant scaffolds. As part of our efforts directed towards a... 
Hydroxamic acid | Diketopiperazine | Spirocycle | Oxidation | Penicisulfuranols | PIPERAZINEDIONES | CHEMISTRY, ORGANIC | ALKALOIDS | Synthesis | Organic compounds
Journal Article
ChemistrySelect, ISSN 2365-6549, 03/2019, Volume 4, Issue 11, pp. 3210 - 3213
An efficient and practical strategy has been established to enhance the configurational stability of chiral tricyclic dipeptide, which readily undergoes... 
configurational stabilization | achiral recognition | chiral dipeptide | supramolecular chemistry | heterocomplexation | DIKETOPIPERAZINES | INCLUSION COMPLEXATION | RECOGNITION | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
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