A comparative genomics study of genetic products potentially encoding ladderane lipid biosynthesis
2009

Study of Ladderane Lipid Biosynthesis in Anammox Bacteria

Sample size: 138 publication 10 minutes Evidence: moderate

Author Information

Author(s): Jayne E Rattray, Marc Strous, Huub JM op den Camp, Stefan Schouten, Mike SM Jetten, Jaap S Sinninghe Damsté

Primary Institution: NIOZ Royal Netherlands Institute for Sea Research

Hypothesis

Can the unusual gene clusters in Kuenenia stuttgartiensis encode a novel pathway for anaerobic polyunsaturated fatty acid biosynthesis?

Conclusion

The study suggests that Kuenenia stuttgartiensis may have a unique pathway for producing polyunsaturated fatty acids that could lead to ladderane lipids.

Supporting Evidence

  • Kuenenia stuttgartiensis contains unique gene clusters for fatty acid biosynthesis.
  • Desulfotalea psychrophila showed synteny with Kuenenia stuttgartiensis but did not produce ladderane lipids.
  • Polyunsaturated hydrocarbons were identified in Desulfotalea psychrophila, suggesting a related biosynthetic pathway.

Takeaway

Scientists looked at genes in a special type of bacteria to understand how they make unique fats called ladderane lipids, which are important for their survival.

Methodology

The study involved comparative genomics analysis of gene clusters related to fatty acid biosynthesis in Kuenenia stuttgartiensis and 137 other organisms.

Limitations

The study could not experimentally confirm ladderane production in Desulfotalea psychrophila.

Digital Object Identifier (DOI)

10.1186/1745-6150-4-8

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