Diagenetic degradation products of bacteriohopanepolyols produced by Rhodopseudomonas palustris strain TIE-1

Autor(en)
Merle Eickhoff, Daniel Birgel-Rennebeck, Helen M. Talbot, Joern Peckmann, Andreas Kappler
Abstrakt

Hopanoids are pentacyclic triterpenoids commonly found in soils and sediments and are used as biomarkers for recent or past bacterial communities. While hopanes are the ultimate degradation products of bacteriohopanepolyols (BHPs), only a few BHPs, such as 32,35-anhydrobacteriohopanetetrol (anhydroBHT), have been identified as early diagenetic degradation products. Here, we report on diagenetic degradation products of BHPs produced by Rhodopseudomonas palustris strain TIE-1 after exposure to elevated pressure and temperature. While bacteriohopanetetrol (BHT) was degraded to various anhydroBHT isomers, new N-containing degradation products were discovered and tentatively assigned as anhydroaminotriols.

Organisation(en)
Institut für Geologie
Externe Organisation(en)
Eberhard Karls Universität Tübingen, Newcastle University
Journal
Organic Geochemistry
Band
68
Seiten
31-38
Anzahl der Seiten
8
ISSN
0146-6380
DOI
https://doi.org/10.1016/j.orggeochem.2014.01.002
Publikationsdatum
03-2014
Peer-reviewed
Ja
ÖFOS 2012
105106 Geodynamik
Schlagwörter
ASJC Scopus Sachgebiete
Geochemistry and Petrology
Link zum Portal
https://ucris.univie.ac.at/portal/de/publications/diagenetic-degradation-products-of-bacteriohopanepolyols-produced-by-rhodopseudomonas-palustris-strain-tie1(8cedc642-c613-4748-b631-49134100f6a8).html