Biology Reference
In-Depth Information
CHAPTER SIX
A Genomic View of Secondary
Metabolite Production in
Cyanobacteria
Annick Méjean * , , , 1 , Olivier Ploux * , , 1
*Chimie ParisTech, ENSCP, Laboratoire Charles Friedel
CNRS, UMR7223, Paris, France
Université Paris Diderot, Paris, France
1 Corresponding authors: E-mail: olivier-ploux@chimie-paristech.fr and annick-mejean@chimie-paristech.fr
Contents
Abbreviations
190
1.Introduction
191
2.TheCyanobacterialSecondaryMetabolites
192
3.OverviewofSecondaryMetabolitesfromCyanobacteriaforwhichBiosynthetic
GeneshavebeenIdentiied
194
3.1.TheMetabolites
194
3.2.TheProducingStrains
200
3.3.TheBiosyntheticClusters
200
3.4.TheMetaboliteBiosyntheses
202
4.DescriptionoftheBiosynthesisattheGenomicandBiochemicalLevelfor
SelectedCyanobacterialSecondaryMetabolites
203
4.1.CyanotoxinsfromFreshwaterCyanobacteria
203
4.1.1. The hepatotoxins - microcystins and nodularins
203
4.1.2. The neurotoxins anatoxin-a, homoanatoxin-a, and saxitoxins
207
4.1.3. The cytotoxin cylindrospermopsin and its analogues
210
4.2.OtherSecondaryMetabolitesfromFreshwaterCyanobacteria
213
4.2.1. Aeruginosins and aeruginosides
213
4.2.2. Microginins
215
4.2.3. Cyanopeptolins
215
4.2.4. Anabaenopeptins
216
4.3.SecondaryMetabolitesfromEarthCyanobacteria
216
4.3.1. Cryptophycins
216
4.3.2. Nostophycins
218
4.3.3. Nostocyclopeptides and nostopeptolides
218
4.4.ToxinsandOtherSecondaryMetabolitesfromMarineCyanobacteria
219
4.4.1. Apratoxins
219
4.4.2. Curacins
219
4.4.3. Jamaicamides
220
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