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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1999-3-16
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pubmed:abstractText |
It has been observed that reported 5-HT1D receptor agonists have at least one heteroatom (N, O, or S) on the 5-substituent of the indole. This has led to the hypothesis that a 5-substituent capable of participating in hydrogen bonding is critical for conveying high affinity. This article describes the synthesis and biological evaluation of a new series of 5-alkyltryptamine analogues, which does not have a heteroatom in the 5-substituent group. In contrast to the hypothesis, 5-alkyltryptamines all exhibit high binding affinities for the human 5-HT1D receptor. The size of the lipophilic alkyl group at the 5-position of the indole has significant impact on the 5-HT1D binding affinity. Compounds with a tert-butyl group at the 5-position such as 9d, 10, and 11 were identified. These analogues display high binding affinity (Ki < 1 nM) and moderate receptor selectivity in comparison with known antimigraine agents such as sumatriptan, naratriptan, rizatriptan, and VML-251.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0022-2623
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
11
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pubmed:volume |
42
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
526-31
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pubmed:dateRevised |
2010-11-18
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pubmed:meshHeading |
pubmed-meshheading:9986723-Cell Line,
pubmed-meshheading:9986723-Humans,
pubmed-meshheading:9986723-Magnetic Resonance Spectroscopy,
pubmed-meshheading:9986723-Mass Spectrometry,
pubmed-meshheading:9986723-Radioligand Assay,
pubmed-meshheading:9986723-Receptor, Serotonin, 5-HT1D,
pubmed-meshheading:9986723-Receptors, Serotonin,
pubmed-meshheading:9986723-Serotonin Receptor Agonists,
pubmed-meshheading:9986723-Structure-Activity Relationship,
pubmed-meshheading:9986723-Tryptamines
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pubmed:year |
1999
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pubmed:articleTitle |
N-Methyl-5-tert-butyltryptamine: A novel, highly potent 5-HT1D receptor agonist.
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pubmed:affiliation |
Discovery Chemistry Research, Lilly Research Laboratories, Lilly Corporate Center, Indianapolis, Indiana 46285, USA.
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pubmed:publicationType |
Journal Article
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