Biosynthesis of cofactors, prosthetic groups, and carriers

GTP cyclohydrolase I (RefSeq)
Pantoate--beta-alanine ligase (Pantothenate synthetase) (Pantoate-activating enzyme) (RefSeq)
2-dehydropantoate 2-reductase (ketopantoate reductase) (RefSeq)
putative ubiquinone biosynthesis hydroxylase/monooxygenase (RefSeq)
1-deoxy-D-xylulose 5-phosphate reductoisomerase (DXP reductoisomerase) (1-deoxyxylulose-5-phosphate reductoisomerase) (2-C- methyl-D-erythritol 4-phosphate synthase) (RefSeq)
5-aminolevulinic acid synthase (ALAS) (RefSeq)
1-deoxy-D-xylulose 5-phosphate synthase; flavoprotein, thiamin-binding (RefSeq)
Coenzyme PQQ synthesis protein A (Pyrroloquinoline quinone biosynthesis protein A) (Coenzyme PQQ synthesis protein D) (RefSeq)
Pyrroloquinoline quinone (PQQ) biosynthesis protein B (RefSeq)
bifunctional coenzyme pyrroloquinoline quinone (PQQ) biosynthesis protein pyrroloquinoline-quinone synthase/PQQ synthesis protein D (RefSeq)