Top cofit genes for BT0680 from Bacteroides thetaiotaomicron VPI-5482
cation efflux system protein czcA (NCBI ptt file)
SEED: Cobalt-zinc-cadmium resistance protein CzcA; Cation efflux system protein CusA
KEGG: heavy-metal exporter, HME family
Or look for negative cofitness