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NASC

The European Arabidopsis Stock Centre

NASC Stock Detail Page

NASC ID: N3864

Name: sos3-1

ABRC stock number: CS3864

Description: Biochemical, Form

Donation Date: 2001-04-13

Donated by:  University of California, Riverside Jian-Kang Zhu

Stock type: individual line

Material type: seed

Comment: Please note that we have no information about the segregation status of sos3-1 for this stock. sos3-1 is recessive.

Status Price (£)
Available £11.00

Germplasm Info

Seed type: Mutant

Mutagen: fast neutrons

Background: Col(gl1)

Segregation status: unknown

Ploidy: 2(n)

Associated Polymorphisms

When available, select a locus to display it at the AIP or view the EMBL record at the EBI.

Gene: Allele: Locus: AGI code:
  • sos3-1
  • SOS3

Phenotype

hypersensitive to sodium and lithium stresses; plants accumulate more sodium and retain less potassium than wild type under salt stress; incapable of growing under low-potassium conditions; increased calcium in the culture medium can partially suppress the sodium hypersensitivity of plants and completely suppress the defect in potassium nutrition; encodes a protein that shares significant sequence similarity with the calcineurin B subunit from yeast and neuronal calcium sensors from animals; trichomes absent on leaves and stems, some trichomes in leaf margins; backcrossed several times to wild type.

References

Halfter, U., Ishitani, M. & Zhu, J.-K. 2000. The Arabidopsis SOS2 protein kinase physically interacts with and is activated by the calcium-binding protein SOS3. Proceedings of The National Academy of Sciences of The United States of America 97(7):3735-3740. PubMed ID: 10725350.

Zhu, J., Liu, J. & Xiong, L. 1998. Genetic Analysis of Salt Tolerance in Arabidopsis: Evidence for a Critical Role of Potassium Nutrition. The Plant Cell 10(7):1181-1192.PubMed ID: 9668136.