MicrobiologybioRxivPreprint
BtuJ1, a novel surface-exposed B12-binding protein in Bacteroidetes, functions as an extracellular vitamin reservoir that enhances fitness.
Javier Abellón‐Ruiz, Raúl Pacheco‐Gómez, Jessica Watts…·Bert van den Berg
This study identifies BtuJ1 as a B12-binding lipoprotein in Bacteroides thetaiotaomicron that functions as an extracellular vitamin reservoir, enhancing bacterial fitness in B12-limited environments.