Lack of Fe(II) transporters in basal Cyanobacteria complicates iron uptake in ferruginous Archean oceans.
T. C. Enzingmueller-Bleyl, J. S. Boden, A. J. Herrmann, K. W. Ebel, P. Sanchez-Baracaldo, N. Frankenberg-Dinkel, M. M. Gehringer
This study shows basal Cyanobacteria lacked Fe(II) transporters, suggesting they scavenged Fe(III) instead of absorbing Fe(II) before the Great Oxygenation Event.
bioRxiv · Nov 8, 2021 · PreprintEvolutionary Biology