Biosynthesis of cofactors, prosthetic groups, and carriers:Thiamine

AIR synthase related protein (NCBI)

Hydroxyethylthiazole kinase family (NCBI)

Thiamine monophosphate synthase (NCBI)

thiamine biosynthesis protein, putative (NCBI)

NAD binding site:TonB-dependent receptor protein:Thiamine biosynthesis Thi4 protein (NCBI)