Application | Comment | Organism |
---|---|---|
nutrition | engineering of a critical step in provitamin A biosynthesis in a non-photosynthetic, carotenoid-lacking plant tissue, important implications for long-term prospects of overcoming worldwide vitamin A deficiency | Narcissus pseudonarcissus |
Cloned (Comment) | Organism |
---|---|
the Japonica rice model variety Taipei 309 is transformed by microprojectile bombardment with a cDNA coding for phytoene synthase under the control of either a constitutive or an endosperm-specific promoter. In transgenic rice plants the enzyme is active | Narcissus pseudonarcissus |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
geranylgeranyl diphosphate + geranylgeranyl diphosphate | Narcissus pseudonarcissus | first of four specific enzymes necessary for beta-carotene biosynthesis in plants | prephytoene diphosphate + diphosphate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Narcissus pseudonarcissus | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
endosperm | - |
Narcissus pseudonarcissus | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
geranylgeranyl diphosphate + geranylgeranyl diphosphate | - |
Narcissus pseudonarcissus | prephytoene diphosphate + diphosphate | - |
? | |
geranylgeranyl diphosphate + geranylgeranyl diphosphate | first of four specific enzymes necessary for beta-carotene biosynthesis in plants | Narcissus pseudonarcissus | prephytoene diphosphate + diphosphate | - |
? |