Evidence map›Paper›PMID 20669916›Full record

ArticleThe Journal of organic chemistry2010

Total synthesis and evaluation of phostriecin and key structural analogues.

Christopher P Burke, Mark R Swingle, Richard E Honkanen, Dale L Boger

Abstract read
In one paragraph

Article in The Journal of organic chemistry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.4field-weighted citation impact, top 12% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 28 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Christopher P BurkeDepartment of Chemistry and the Skaggs Institute for Chemical Biology, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037.
Mark R Swingle
Richard E Honkanen
Dale L Boger
Scripps Research Institute · USUniversity of South Alabama · US

Funding

ANTITUMORE ANTIBIOTICS: STREPTONIGRIN AND LAVENDAMYCINR01CA042056 · NCI · SCRIPPS RESEARCH INSTITUTE, THE · PI BOGER, DALE L · 1985 to 2024
$10.6M
MECHANISMS OF TUMOR PROMOTION AND CARCINOGENESISR01CA060750 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI HONKANEN, RICHARD E · 1999 to 2009
$2.5M
MECHANISMS OF TUMOR PROMOTION AND CARCINOGENESISR29CA060750 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI HONKANEN, RICHARD E · 1994 to 1998
–
NCI NIH HHS CA042056NCI NIH HHS CA060750NCI NIH HHS R01 CA042056NCI NIH HHS R01 CA060750ODCDC CDC HHS CD6-RR11174
6 · The paper itself

Abstract

Full details of the total synthesis of phostriecin (2), the assignment of its relative and absolute stereochemistry, and the resultant structural reassignment of the natural product previously represented as sultriecin (1), a phosphate versus sulfate monoester, are detailed. Studies with authentic material confirmed that phostriecin, but not sultriecin, is an effective and selective inhibitor of protein phosphatase 2A (PP2A) defining a mechanism of action responsible for its antitumor activity. The extension of the studies to the synthesis and evaluation of a series of key synthetic analogues is disclosed that highlights the importance of the natural product phosphate monoester (vs sulfate or free alcohol, both inactive and >250-fold), the α,β-unsaturated lactone (12-fold), and the hydrophobic Z,Z,E-triene tail (C12-C22, ca. 200-fold) including the unique importance of its unsaturation (50-fold, and no longer PP2A selective).

Indexed as

AlkenesAlkynesAntineoplastic AgentsHumansLactonesOrganophosphatesProtein Phosphatase 2PyronesStereoisomerismAlkenesAlkynesAntineoplastic AgentsLactonesOrganophosphatesphostriecinProtein Phosphatase 2Pyronessultriecin

Identifiers

PMID20669916
PMCPMC2978778
OpenAlexW2090962087

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.