pyrroloquinoline quinone (pqq) redox cofactor molecule. 3d rendering. atoms are represented as spheres with conventional color

pyrroloquinoline quinone pqq redox cofactor kiwifruit kiwi breast milk quinoprotein glucose dehydrogenase antioxidant neuroprotective neuroprotection nash nonalcoholic fatty liver disease nafld vitamin enzyme molecule atoms atomic model molecular compound composition chemical chemistry 3d rendering science scientific