Multiple TonB Homologs are Important for Carbohydrate Utilization by Bacteroides thetaiotaomicron. - Pollet RM; Foley MH; Kumar SS; Elmore A; Jabara NT; Venkatesh S; Pereira GV; Martens EC; Koropatkin NM (BioRxiv : the preprint server for biology, 2023)