About the Authors

Christophe Six

Affiliation Mount Allison University, Sackville, New Brunswick, Canada

Zoe V. Finkel

Affiliation Mount Allison University, Sackville, New Brunswick, Canada

Andrew J. Irwin

Affiliation Mount Allison University, Sackville, New Brunswick, Canada

Douglas A. Campbell

To whom correspondence should be addressed. E-mail: dcampbell@mta.ca

Affiliation Mount Allison University, Sackville, New Brunswick, Canada

Competing Interests

Douglas A. Campbell is a minority share-holder in Environmental Proteomics, a company which provided an anti-PsbA antibody and associated protein quantitation standard used to generate data for Table 1 and Figure S2 for this study. We do not believe this connection constitutes a competing interest.

Author Contributions

Conceived and designed the experiments: ZF DC CS. Performed the experiments: DC CS. Analyzed the data: ZF DC CS AI. Contributed reagents/materials/analysis tools: AI. Wrote the paper: ZF DC CS AI.