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[mass noun] An enzyme present in plant chloroplasts, involved in fixing atmospheric carbon dioxide during photosynthesis and in oxygenation of the resulting compound during photorespiration.
- ‘UV-B can influence carbon reduction through effects on both the quantity and activity of rubisco.’
- ‘The research also opens the door to new strategies that could help crop plants sidestep the unwanted, climate-driven influences on rubisco activase and the negative impacts on rubisco and photosynthesis.’
- ‘UV radiation in the natural environment may harm biological organisms by damaging DNA, membranes and proteins, including the D1 protein of PSII and rubisco.’
- ‘It is accepted that a protein like rubisco can not only have an enzymic function but can also act as a storage protein.’
1980s: from r(ib)u(lose) + bis- + c(arb)o(xyl).
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