Title of Invention

DNA ENCODING RING ZINC-FINGER PROTEIN AND THE USE OF THE DNA IN VECTORS AND BACTERIA AND IN PLANTS

Abstract ABSTRACT DNA ENCODING RING ZINE-FINGER PROTEIN AND THE USE OF THE DNA IN VECTORS AND BACTERIA AND IN PLANTS The present inventions relate to compositions and methods for providing stress tolerant transgenic plants comprising a RING domain zinc-finger motif transcription factor protein. More particularly, the invention relates to compositions and methods comprising a RING-H2 domain transcription factor protein for providing drought and salt tolerant plants, in particular comprising a recombinant XERICO gene and protein.
Full Text CLAIMS We claim;
1. An expression vector construct comprising a nucleic acid encoding a polypeptide at least 32% identical to SEQ ID NO;01, operably linked to a heterologous promoter, wherein said nucleic acid encodes a polypeptide comprising a RING-H2 zinc-finger motif transcription domain, a low complexity region, and a transmembrane domain for increasing tolerance to abiotic stress in a plant.
2. The expression vector construct of claim 1, wherein said RING-H2 zinc-finger motif transcription domain comprises SEQ ID NO;06 or SEQ ID NO:07.
3. The expression vector construct of claim 2, wherein said RING-H2 zinc-finger motif transcription domain has at least 40% amino acid sequence identity to SEQ ID NO:03.
4. The expression vector construct of claim 1, wherein said low complexity region is selected from one or more of the group SEQ ID NO:376-397.
5. The expression vector construct of claim 1, wherein said transmembrane region consists of one or more of the group SEQ ID NO:09.
6. The expression vector construct of claim 5, wherein said transmembrane region consists of one or more of the group SEQ ID NOs: 478-492.
7. The expression vector construct of claim I, wherein said polypeptide binds to a COP 1-INTERACTING PROTEIN 8 SEQ ID NO:37g or a TUBBY-like protein 9 SEQ ID
NO;380.
8. The expression vector construct of claim 1, wherein said abiotic stress is one or more of drought tolerance and salt tolerance.
9. The expression vector construct of claim 1, wherein said polypeptide is at least 56% identical to SEQ ID NO.01.

10. The expression vector construct of claim 9, wherein said polypeptide is a full-length polypeptide.
11. The expression vector construct of claim I, wherein said heterologous promoter is a promoter operable in a plant.
12. The expression vector construct of claim I, wherein said heterologous promoter is a promoter operable in yeast
13. A transgenic plant comprising a heterologous nucleic acid molecule encoding a polypeptide that is at least 32% identical to SEQ ID NO:01, wherein said polypeptide comprises a RING-H2 zinc-finger motif transcription domain, a low complexity region, and a transmembrane domain, for increasing tolerance to abiotic stress in a plant, for increasing tolerance to abiotic stress in a plant.
14. The transgenic plant of Claim 13, wherein said heterologous nucleic acid molecule is contained within the expression vector of Claim 1.
15. The transgenic plant of Claim 14, wherein said plant is selected from the group consisting ofizoiaceoe, Amaranthaceae, Alliaceae. Asteraceae, Brassicaceae, Cucurbitaceae, Euphorbiaceae, Fabaceae, Malvaceae, Pinaceae, Poaceae, Rosaceae, Solanaceae, Salicaceae, Scrophulariaceae, and Viiaceae.
16. The transgenic plant of claim 15, wherein said plant is selected from the group consisting of a crop plant, an herb plant, a turfgrass plant, an ornamental plant and a tree.
17. The transgenic plant of claim 16, wherein said plant is selected from the group consisting of Arabidopsis sp., Capsicum sp., CitruUus sp., Fragaria sp,. Glycine sp., Gossypium sp,, Heliantkus sp,, Hevea sp., Hordeum sp., Lactuca sp., Lycopersicon sp., Lotus sp. Oryza sp., Pinus sp., Picea sp., Poncim sp., Solarium sp., Sorghum sp., Thellungieila sp., Triphysaria sp,, Triticum sp., Vaccinium sp., and Zea species.

18. A method for altering the phenotype of a plant, comprising;
a) providing;
i) an expression vector construct comprising a nucleic acid sequence
encoding a polypeptide at least 32% identical to SEQ ID NO:01, wherein said polypeptide comprises a RING-H2 zinc-finger motif transcription domain, a low complexity region, and a transmembrane domain, operably linked to a heterologous promoter, and ii) plant tissue; and
b) transfecting the plant tissue with the vector so that the phenotype of a plant
derived from said plant tissue is altered,
19. The method of claim 18, wherein said altered phenotype is altered environmental
tolerance.
20. The method of claim 19, wherein said altered environmental tolerance is altered
abiotic stress.

Documents:

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Patent Number 279697
Indian Patent Application Number 731/CHENP/2009
PG Journal Number 05/2017
Publication Date 03-Feb-2017
Grant Date 30-Jan-2017
Date of Filing 09-Feb-2009
Name of Patentee THE BOARD OF TRUSTEES OPERATING
Applicant Address MICHIGAN STATE UNIVERSITY, 2727 ALLIANCE DRIVE, LANSING, MI 48910
Inventors:
# Inventor's Name Inventor's Address
1 HAN, KYUNG-HWAN 1640 BOULEVARD DRIVE OKEMOS, MI 48864
2 KO, JAE-HEUNG 3035-2B TRAPPERS COVE TRAIL LANSING, MI 48910
PCT International Classification Number C12N15/82
PCT International Application Number PCT/US2007/015823
PCT International Filing date 2007-07-12
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 11/484,947 2006-07-12 U.S.A.