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Last Updated: January 17, 2020

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Claims for Patent: 7,138,278

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Summary for Patent: 7,138,278
Title:Maize cytoplasmic glutamine synthetase promoter compositions and methods for use thereof
Abstract: The current invention provides the promoter of the Zea mays nuclear gene encoding glutamine synthetase. Compositions comprising this sequence are described, as are plants transformed with such compositions. Further provided are methods for the expression of transgenes in plants comprising the use of these sequences. The methods of the invention include the direct creation of transgenic plants with the cytoplasmic glutamine synthetase promoter by genetic transformation, as well as by plant breeding methods. The sequences of the invention represent a valuable new tool for the creation of transgenic plants, preferably having one or more added beneficial characteristics.
Inventor(s): Hinchey; Brendan (Mystic, CT), Song; Hee-Sook (Raleigh, NC)
Assignee: Monsanto Technology, L.L.C. (St. Louis, MO)
Application Number:09/989,739
Patent Claims:1. An isolated nucleic acid sequence comprising a cytoplasmic glutamine synthetase GS.sub.1-2 promoter, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 250 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

2. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 750 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

3. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 1000 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

4. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 1500 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

5. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 1750 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

6. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 2000 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

7. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 2250 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

8. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises at least 2500 contiguous nucleotides of the nucleic acid sequence of SEQ ID NO:18.

9. The isolated nucleic acid of claim 1, wherein the cytoplasmic glutamine synthetase GS.sub.1-2 promoter comprises the nucleic acid sequence of SEQ ID NO:18.

10. The isolated nucleic acid of claim 1, further comprising an enhancer.

11. The isolated nucleic acid of claim 10, wherein the enhancer comprises an intron.

12. The isolated nucleic acid of claim 11, wherein the intron is selected from the group consisting of the rice actin 1 intron and the rice actin 2 intron.

13. The isolated nucleic acid of claim 1, further comprising a 3' UTR.

14. The isolated nucleic acid of claim 13, wherein the 3' UTR comprises a PIN II 3' UTR.

15. A transgenic plant stably transformed with a selected DNA comprising the cytoplasmic glutamine synthetase GS.sub.1-2 promoter of claim 1 operably linked to a selected heterologous coding region.

16. The transgenic plant of claim 15, wherein the selected heterologous coding region encodes a protein imparting insect resistance, bacterial disease resistance, fungal disease resistance, viral disease resistance, nematode disease resistance, herbicide resistance, nutrient transporter functions, enhanced grain composition or quality, enhanced nutrient utilization, enhanced environment or stress resistance, reduced mycotoxin contamination, female sterility, a selectable marker phenotype, a screenable marker phenotype, a negative selectable marker phenotype, or altered plant agronomic characteristics.

17. The transgenic plant of claim 16, wherein the selected heterologous coding region encodes a protein imparting a selectable marker phenotype, wherein the protein is selected from the group consisting of phosphinothricin acetyltransferase, glyphosate resistant EPSPS, aminoglycoside phosphotransferase, hygromycin phosphotransferase, neomycin phosphotransferase, dalapon dehalogenase, bromoxynil resistant nitrilase, anthranilate synthase and glyphosate oxidoreductase.

18. The transgenic plant of claim 15, wherein the selected heterologous coding region is operably linked to a 3' UTR.

19. The transgenic plant of claim 18, wherein the 3' UTR is a pinII 3' UTR.

20. The transgenic plant of claim 15, wherein the selected DNA comprises an enhancer.

21. The transgenic plant of claim 20, wherein the enhancer is selected from the group consisting of rice actin 1 intron and rice actin 2 intron.

22. The transgenic plant of claim 15, wherein the selected DNA comprises plasmid DNA.

23. The transgenic plant of claim 15, wherein the selected DNA comprises a sequence encoding a signal peptide.

24. The transgenic plant of claim 23, wherein the signal peptide comprises a chloroplast transit peptide.

25. The transgenic plant of claim 15, comprising a sequence encoding a transit peptide, wherein the transit peptide is selected from the group consisting of chlorophyll a/b binding protein transit peptide, small subunit of ribulose bisphosphate carboxylase transit peptide, EPSPS transit peptide and dihydrodipocolinic acid synthase transit peptide.

26. The transgenic plant of claim 15, further defined as a monocotyledonous plant.

27. The transgenic plant of claim 26, wherein the monocotyledonous plant is selected from the group consisting of wheat, maize, rye, rice, oat, barley, turfgrass, sorghum, millet and sugarcane.

28. The transgenic plant of claim 27, wherein the monocotyledonous plant is maize.

29. The transgenic plant of claim 15, further defined as a dicotyledonous plant.

30. The transgenic plant of claim 29, wherein the dicotyledonous plant is selected from the group consisting of tobacco, tomato, potato, soybean, cotton, canola, alfalfa, sunflower, and cotton.

31. The transgenic plant of claim 30, wherein the dicotyledonous plant is a soybean plant.

32. The transgenic plant of claim 15, further defined as a fertile R.sub.0 transgenic plant.

33. A seed of the fertile R.sub.0 transgenic plant of claim 32, wherein the seed comprises the selected DNA.

34. The transgenic plant of the claim 15, further defined as a progeny plant of any generation of a fertile R.sub.0 transgenic plant.

35. A seed of the progeny plant of claim 34, wherein the seed comprises the selected DNA.

36. A crossed fertile transgenic plant prepared according to the method comprising the steps of: (i) obtaining a fertile transgenic plant comprising a selected DNA comprising the cytoplasmic glutamine synthetase GS.sub.1-2 promoter of claim 1; (ii) crossing the fertile transgenic plant with itself or with a second plant to prepare the seed of a crossed fertile transgenic plant, wherein the seed comprises the selected DNA; and (iii) planting the seed to obtain a crossed fertile transgenic plant.

37. The crossed fertile transgenic plant of claim 36, wherein the second plant lacks the selected DNA.

38. A seed of the crossed fertile transgenic plant of claim 36, wherein the seed comprises the selected DNA.

39. The crossed fertile transgenic plant of claim 36, further defined as a monocotyledonous plant.

40. The crossed fertile transgenic plant of claim 39, wherein the monocotyledonous plant is selected from the group consisting of wheat, oat, barley, maize, rye, rice, turfgrass, sorghum, millet and sugarcane.

41. The crossed fertile transgenic plant of claim 40, wherein the monocotyledonous plant is a maize plant.

42. The crossed fertile transgenic plant of claim 36, further defined as a dicotyledonous plant.

43. The crossed fertile transgenic plant of claim 42, wherein the dicotyledonous plant is selected from the group consisting of tobacco, tomato, potato, soybean, canola, alfalfa, sunflower and cotton.

44. The crossed fertile transgenic plant of claim 43, wherein the dicotyledonous plant is a soybean plant.

45. The crossed fertile transgenic plant of claim 36, wherein the selected DNA is inherited through a female parent.

46. The crossed fertile transgenic plant of claim 36, wherein the selected DNA is inherited through a male parent.

47. The crossed fertile transgenic plant of claim 36, wherein the second plant is an inbred plant.

48. The crossed fertile transgenic plant of claim 47, wherein the crossed fertile transgenic plant is a hybrid.

49. The crossed fertile transgenic plant of claim 36, wherein the selected DNA comprises a selected heterologous coding region operably linked to the maize cytoplasmic glutamine synthetase GS.sub.1-2 promoter.

50. The crossed fertile transgenic plant of claim 49, wherein the selected coding region encodes a protein selected from the group consisting of a protein imparting insect resistance, bacterial disease resistance, fungal disease resistance, viral disease resistance, nematode disease resistance, herbicide resistance, nutrient transporter functions, enhanced grain composition or quality, enhanced nutrient utilization, enhanced environment or stress resistance, reduced mycotoxin contamination, female sterility, a selectable marker phenotype, a screenable marker phenotype, a negative selectable marker phenotype, or altered plant agronomic characteristics.

51. The crossed fertile transgenic plant of claim 36, wherein the selected DNA comprises an enhancer.

52. The crossed fertile transgenic plant of claim 51, wherein the enhancer is selected from the group consisting of rice actin 1 intron and rice actin 2 intron.

53. The crossed fertile transgenic plant of claim 49, wherein the selected coding region is operably linked to a 3' UTR.

54. The crossed fertile transgenic plant of claim 53, wherein the 3' UTR is a pinII 3' UTR.

55. A method of preparing a transgenic plant comprising the steps of: (i) obtaining a construct comprising the cytoplasmic glutamine synthetase GS.sub.1-2 promoter of claim 1; (ii) transforming a recipient plant cell with the construct; and (iii) regenerating the recipient plant cell to obtain a transgenic plant transformed with the construct.

56. The method of claim 55, wherein the maize cytoplasmic glutamine synthetase GS.sub.1-2 promoter is operably linked to a selected coding region.

57. The method of claim 55, wherein the transgenic plant is fertile.

58. The method of claim 57, further comprising the step of obtaining seed from the fertile transgenic plant.

59. The method of claim 58, further comprising obtaining a progeny plant of any generation from the fertile transgenic plant.

60. The method of claim 55, wherein the step of transforming comprises a method selected from the group consisting of microprojectile bombardment, PEG mediated transformation of protoplasts, electroporation, silicon carbide fiber mediated transformation, or Agrobacterium-mediated transformation.

61. The method of claim 60, wherein the step of transforming comprises microprojectile bombardment.

62. The method of claim 55, wherein the recipient plant cell is from a monocotyledonous plant.

63. The method of claim 62, wherein the monocotyledonous plant is selected from the group consisting of wheat, maize, rye, rice, turfgrass, oat, barley, sorghum, millet, and sugarcane.

64. The method of claim 63, wherein the monocotyledonous plant is a maize plant.

65. The method of claim 55, wherein the recipient plant cell is from a dicotyledonous plant.

66. The method of claim 65, wherein the dicotyledonous plant is selected from the group consisting of tobacco, tomato, potato, soybean, canola, sunflower, alfalfa and cotton.

67. The method of claim 56, wherein the selected coding region encodes a protein imparting insect resistance, bacterial disease resistance, fungal disease resistance, viral disease resistance, nematode disease resistance, herbicide resistance, nutrient transporter functions, enhanced grain composition or quality, enhanced nutrient utilization, enhanced environment or stress resistance, reduced mycotoxin contamination, female sterility, a selectable marker phenotype, a screenable marker phenotype, a negative selectable marker phenotype, or altered plant agronomic characteristics.

68. The method of claim 55, wherein the construct comprises an enhancer.

69. The method of claim 68, wherein the enhancer is selected from the group consisting of rice actin 1 intron and rice actin 2 intron.

70. The method of claim 56, wherein the selected coding region is operably linked to a 3' UTR.

71. The method of claim 70, wherein the 3' UTR is a pinII 3' UTR.

72. A method of plant breeding comprising the steps of: (i) obtaining a transgenic plant comprising a selected DNA comprising the cytoplasmic glutamine synthetase GS.sub.1-2 promoter of claim 1; and (ii) crossing the transgenic plant with itself or a second plant.

73. The method of claim 72, wherein the transgenic plant is a monocotyledonous plant.

74. The method of claim 73, wherein the monocotyledonous plant is selected from the group consisting of wheat, maize, oat, barley, rye, rice, turfgrass, sorghum, millet and sugarcane.

75. The method of claim 74, wherein the monocotyledonous plant is a maize plant.

76. The method of claim 72, wherein the transgenic plant is a dicotyledonous plant.

77. The method of claim 76, wherein the dicotyledonous plant is selected from the group consisting of tobacco, tomato, potato, soybean, canola, sunflower, alfalfa and cotton.

78. The method of claim 72, wherein the transgenic plant is crossed with the second plant.

79. The method of claim 78, wherein the second plant is an inbred plant.

80. The method of claim 24, further comprising the steps of: (iii) collecting seeds resulting from the crossing; (iv) growing the seeds to produce progeny plants; (v) identifying a progeny plant comprising the selected DNA; and (vi) crossing the progeny plant with itself or a third plant.

81. The method of claim 80, wherein the progeny plant inherits the selected DNA through a female parent.

82. The method of claim 80, wherein the progeny plant inherits the selected DNA through a male parent.

83. The method of claim 80, wherein the second plant and the third plant are of the same genotype.

84. The method of claim 83, wherein the second and third plants are inbred.

85. The method of claim 72, wherein the selected DNA further comprises a coding region, wherein the coding region encodes a protein imparting insect resistance, bacterial disease resistance, fungal disease resistance, viral disease resistance, nematode disease resistance, herbicide resistance, nutrient transporter functions, enhanced grain composition or quality, enhanced nutrient utilization, enhanced environment or stress resistance, reduced mycotoxin contamination, female sterility, a selectable marker phenotype, a screenable marker phenotype, a negative selectable marker phenotype, or altered plant agronomic characteristics.

86. The method of claim 72, wherein the selected DNA further comprises a genetic element which enhances the expression of the protein in the transgenic plant.

87. The method of claim 86, wherein the genetic element is selected from the group consisting of the rice actin 1 intron and the rice actin 2 intron.

Details for Patent 7,138,278

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Schering INTRON A interferon alfa-2b VIAL 103132 001 1986-06-04   Start Trial Monsanto Technology, L.L.C. (St. Louis, MO) 2039-02-26 RX search
Schering INTRON A interferon alfa-2b VIAL 103132 002 1986-06-04   Start Trial Monsanto Technology, L.L.C. (St. Louis, MO) 2039-02-26 RX search
Schering INTRON A interferon alfa-2b VIAL 103132 003 1986-06-04   Start Trial Monsanto Technology, L.L.C. (St. Louis, MO) 2039-02-26 RX search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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