Patent ID: 7569388

Claim:
A method for producing a transformed plant having a free amino acid content higher than that of naturally occurring plant of the same species cultivated under the same conditions and/or a plant having an increased nitrogen content and/or a plant tolerant to nitrogen deficiency, as compared with that of a naturally occurring plant of the same species cultivated under the same conditions, which comprises introducing a gene encoding maize Dof1 into a plant; expressing the gene in the plant body; and selecting for plants having a free amino acid content higher than that of naturally occurring plant of the same species cultivated under the same conditions and/or a plant having an increased nitrogen content and/or a plant tolerant to nitrogen deficiency, wherein said transformed plant is selected from the group consisting of a member of the Cruciferae family, tomato, potato, wheat, rice plant, sugarcane, soybean, and sorghum.