Archive for March, 2015

Poster Prize winners at Directing Biosynthesis IV

3 Poster prizes were awarded on the occasion of the Directing Biosynthesis IV conference held in Norwich, 25-27 March 2015.
Congratulations to you all!

Chemical Science poster award
Catherine Hubert (King’s College London, UK)
Poster title: Elucidation of a novel nitric oxide synthase containing biosynthetic pathway

Organic & Biomolecular Chemistry poster award
Maximilian Helf (ETH Zurich, Switzerland)
Poster title: Exploring the proteusin family of natural products

Maximilian tells us a few words about his research:
‘The giant peptide toxins polytheonamides are produced by a bacterial symbiont of the marine sponge Theonella swinhoei. The biosynthesis of these natural products involves highly unusual modifications of a precursor peptide, including 18 amino acid epimerizations and eight N-methylations of asparagine residues. Polytheonamides and putative natural products derived from related precursor peptides constitute a new family of ribosomally synthesized and post-translationally modified peptide natural products (RiPPs), the proteusins. Many of the predicted biosynthetic gene clusters for proteusins encode enzymes of unknown function. Using heterologous expression and culturing approaches, we are prospecting these systems for novel enzyme types, with a focus on sponge symbionts and cyanobacteria.’

Natural Product Reports poster award
Marie Yurkovitch (University of Cambridge, UK)
Poster title: Catramycin: A novel immunosuppressant molecule

From left to right: Marie Cote (Deputy editor, NPR), Maximilian Helf, Catherine Hubert, Maria Yurkovich and Brad Moore (NPR Chair)

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Emily Balskus receives NPR Lectureship at Directing Biosynthesis IV

Emily Balskus, winner of the 2014 NPR Emerging Investigator Lectureship, delivered her lecture entitled ‘Chemical discovery in the microbial world’ at Directing Biosynthesis IV

Chair of the Editorial Board Prof. Brad Moore was delighted to present Emily with the award. The NPR Lectureship is an annual event which is held at an international meeting, the recipient being a researcher who has made a significant contribution to any natural products-related research in their early independent career.

Read more on Emily’s research on the Balskus lab Homepage

Current and previous winners include:

Seth Herzon, Yale University, USA (2015 winner)
Rebecca Goss, University of St Andrews, UK (2013 winner)
Dean Tantillo, UC Davis Chemistry, USA (2012 winner)

Congratulations Emily!

Brad Moore, Chair of the NPR Editorial Board, presents Emily Balskus with her Lectureship

Emily about to present her lectureship talk on Chemical Discovery in the Microbial World

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Agri Innovation 2015

Join us on 22 April at the Society of Chemical Industry in London for Agri Innovation 2015: Emerging Technologies in Crop Research

This one-day meeting aims to provide an update on several areas of crop research, including identifying target proteins for crop protection ingredients, the synthesis of new crop protection agents and understanding the mechanisms of resistance and immunity in plants and insects. If you are working in organic synthesis, chemical biology or biochemistry in relation to crop science, this meeting will provide an opportunity to catch up on the latest developments. Speakers from academia and industry from across Europe will come together to present and discuss the latest developments in this area.

The meeting is jointly run by the Royal Society of Chemistry, the Society of Chemical Industry Agrisciences Group and AGRI-net, the agriscience chemical biology network. For more details and to register, please visit the website.

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Natural Products in OBC – our latest selection

Organic & Biomolecular Chemistry, our sister journal, publishes many articles that cover a variety of natural product chemistry.

We try to keep you updated here, although signing up to OBC’s e-alert (free service) means you will receive the tables of content directly in your inbox every time an issue is published.

Hand-picked for you from the latest issues are:

Functional chromatographic technique for natural product isolation
Eric C. Lau, Damian J. Mason, Nicole Eichhorst, Pearce Engelder, Celestina Mesa, E. M. Kithsiri Wijeratne, G. M. Kamal B. Gunaherath, A. A. Leslie Gunatilaka, James J. La Clair and Eli Chapman
DOI: 10.1039/C4OB02292K, Communication

Volatiles from nineteen recently genome sequenced actinomycetes
Christian A. Citron, Lena Barra, Joachim Wink and Jeroen S. Dickschat
DOI: 10.1039/C4OB02609H, Paper

Convergent synthesis of isomeric heterosaccharides related to the fragments of galactomannan from Aspergillus fumigatus
D. A. Argunov, V. B. Krylov and N. E. Nifantiev
DOI: 10.1039/C4OB02634A, Paper

Synthesis of the tricyclic core of manzamine A
Ravindra B. Pathak, Benjamin C. Dobson, Nandita Ghosh, Khalid A. Ageel, Madeha R. Alshawish, Rungroj Saruengkhanphasit and Iain Coldham
DOI: 10.1039/C4OB02582B, Paper

The total synthesis of (−)-cryptocaryol A
L. C. Dias, P. K. Kuroishi and E. C. de Lucca
DOI: 10.1039/C5OB00080G, Communication

Concise total syntheses of (±)-mesembrane and (±)-crinane
Mrinal Kanti Das, Subhadip De, Shubhashish and Alakesh Bisai
DOI: 10.1039/C5OB00183H, Communication

Direct biosynthetic cyclization of a distorted paracyclophane highlighted by double isotopic labelling of L-tyrosine
Alexandre Ear, Séverine Amand, Florent Blanchard, Alain Blond, Lionel Dubost, Didier Buisson and Bastien Nay
DOI: 10.1039/C5OB00114E, Paper

We hope you enjoy this selection! Let us know what you think…
… and why not submit your latest natural product research to OBC today?

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Presenting two outlooks on Heparin synthesis

Natural Product Reports recently published two Highlight articles looking at Heparin, in contrasting but complementary approaches.

We thought you would like to have them side-by-side!

Pierre-Alexandre Driguez et al. present the total synthesis of Idra(biota)parinux, a fully synthetic analog of heparin, that has been designed and synthesized at Sanofi. Their Highlight also looks at chemical optimization performed in order to acheive the scale-up of batches, mandatory for clinical development. Jian Liu and Robert Linhardt’s article focuses on heparin syntheses that rely principally on enzymatic methods.

We hope you enjoy these articles. Let us kow what you think by leaving a comment below. Also, do keep an eye for a small web collection of articles on Carbohydrates, coming soon…

Synthetic oligosaccharides as active pharmaceutical ingredients: Lessons learned from the full synthesis of one heparin derivative on a large scale
Pierre-Alexandre Driguez, Pierre Potier and Patrick Trouilleux
Nat. Prod. Rep., 2014, 31, 980-989
DOI: 10.1039/C4NP00012A, Highlight

Chemoenzymatic synthesis of heparan sulfate and heparin
Jian Liu and Robert J. Linhardt
Nat. Prod. Rep., 2014,31, 1676-1685
DOI: 10.1039/C4NP00076E, Highlight

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