Seed specific USP promoters for expressing genes in plants
View Patent ↗The present invention relates to the field of plant genetic engineering. More specifically, the present invention relates to seed specific gene expression. The present invention provides promoters capable of transcribing heterologous nucleic acid sequences in seeds, and methods of modifying, producing, and using the same.
1. An isolated nucleic acid molecule comprising a promoter operably linked to a transcribable nucleic acid, wherein the promoter is selected from the group consisting of SEQ ID NO: 2, and SEQ ID NO: 10.
2. A plant transformed with the nucleic acid molecule of claim 1 .
3. The transformed plant of claim 2 , wherein said transcribable nucleic acid is a structural nucleic acid.
4. The transformed plant of claim 3 , wherein said structural nucleic acid encodes a protein selected from the group consisting of a seed storage protein, a fatty acid pathway enzyme, a tocopherol biosynthetic enzyme, an amino acid biosynthetic enzyme, a steroid pathway enzyme, and a starch branching enzyme.
5. The transformed plant of claim 3 , wherein said structural nucleic acid encodes a protein selected from the group consisting of anthranilate synthase, tryptophan decarboxylase, threonine deaminase and aspartate kinase.
6. The transformed plant of claim 4 , wherein said structural nucleic acid encodes a starch branching enzyme.
7. The transformed plant of claim 3 , wherein said structural nucleic acid is oriented to express an antisense RNA molecule.
8. The transformed plant of claim 3 , wherein said transformed plant is selected from the group consisting of canola, crambe, mustard, castor bean, sesame, cottonseed, linseed, maize, soybean, Arabidopsis phaseolus, peanut, alfalfa, wheat, rice, oat, sorghum, rapeseed, rye, tritordeum, millet, fescue, perennial ryegrass, sugarcane, cranberry, papaya, banana, safflower, oil palms, flax, muskmelon, apple, cucumber, dendrobium, gladiolus, chrysanthemum, liliacea, cotton, eucalyptus, sunflower, Brassica campestris, Brassica napus , turfgrass, sugarbeet, coffee, and dioscorea.
9. The transformed plant of claim 3 , wherein said transformed plant is soybean.
10. The transformed plant of claim 3 , wherein said structural nucleic acid is expressed in an organ specific manner.
11. The transformed plant of claim 10 , wherein said structural nucleic acid is expressed in a seed.
12. A method of producing a transformed plant comprising transforming a plant with the nucleic acid molecule of claim 1 .
13. A method of producing a transformed seed comprising:
(a) growing a plant transformed with the nucleic acid molecule of claim 1 to produce a seed, wherein said transcribable nucleic acid is expressed in said seed; and
(b) isolating said seed from said transformed plant.
14. The host cell transformed with the nucleic acid of claim 1 .
15. The host cell according to claim 14 , wherein said host cell is selected from the group consisting of a bacterial cell, an insect cell, a plant cell, and a fungal cell.
16. The host cell according to claim 15 , wherein said host cell is Agrobacterium tumefaciens.
17. A transgenic seed produced from the transformed plant of claim 2 .
18. A soybean plant transformed with the nucleic acid molecule of claim 1 .
19. The transformed plant of claim 18 , wherein said transcribing nucleic acid encodes a protein selected from the group consisting of a seed storage protein, a fatty acid pathway enzyme, a tocopherol biosynthetic enzyme, an amino acid biosynthetic enzyme, a steroid pathway enzyme, and a starch branching enzyme.
20. The transformed soybean plant of claim 18 , wherein said transcribing nucleic acid encodes a protein selected from the group consisting of anthranilate synthase, tryptophan decarboxylase, threonine deaminase and aspartate kinase.
21. The transformed soybean plant of claim 18 , wherein said transcribing nucleic acid encodes a starch branching enzyme.
22. The transformed soybean plant of claim 18 , wherein said transcribing nucleic acid is oriented to express an antisense RNA molecule.
23. An isolated nucleic acid molecule comprising the complementary sequence of SEQ ID NO: 2 or SEQ ID NO: 10.
24. The nucleic acid molecule of claim 1 , wherein the promoter comprises SEQ ID NO: 2.
25. The nucleic acid molecule of claim 1 , wherein the promoter comprises SEQ ID NO: 10.