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RT @PlantLearner: @ewanbirney Ancestral PSII a Mn oxidizing homodimer; descendant heterodimer can oxidize all 4 e- from H2O on 1 side https…
RT @PlantLearner: @ewanbirney Ancestral PSII a Mn oxidizing homodimer; descendant heterodimer can oxidize all 4 e- from H2O on 1 side https…
@ewanbirney Ancestral PSII a Mn oxidizing homodimer; descendant heterodimer can oxidize all 4 e- from H2O on 1 side https://t.co/gvp5ySYL8E