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Free keywords:
"de novo" purine biosynthesis
plant nucleotide metabolism
purine nucleotides
solanacea
arabidopsis thaliana
transgenic plants
t-DNA mutant
prpp amidotransferase
glutamine phosphoribosylpyrophosphate amidotransferase
ribonucleotide synthetase
agrobacterium-tumefaciens
saccharomyces-cerevisiae
escherichia-coli
datura-innoxia
higher-plants
gene
cloning
cdna
Abstract: