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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1-2
pubmed:dateCreated
2006-12-22
pubmed:abstractText
Ginseng ESTs allowed us to identify an unknown transcript which is highly abundant in rhizomes and seeds. We called the cDNA ginseng-specific abundant protein (GSAP), and identified three homologues, GSAP1, GSAP2, and GSAP3. GSAP cDNAs encode a small polypeptide consisting of 121 or 117 amino acids, and GSAP3 shows 87.6% amino acid sequence homology with GSAP1. GSAP transcripts were detected in most plant tissues, but GSAP3 is highly expressed in seeds, and is up-regulated under stressed conditions, water deficit. GSAP3-GFP fusion protein is located in the cell wall when expressed in onion epidermis cells. The transgenic Arabidopsis seedlings which over-expressed GSAP3 grew faster than those of the wild-type plant on the medium containing 300 mM mannitol and 100 mM NaCl. GSAP3 may play a role in altering the characteristics of the cell wall to allow for more tolerance of water deficit stress under abiotic stress conditions.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jan
pubmed:issn
0378-1119
pubmed:author
pubmed:issnType
Print
pubmed:day
15
pubmed:volume
386
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
115-22
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
A ginseng-specific abundant protein (GSAP) located on the cell wall is involved in abiotic stress tolerance.
pubmed:affiliation
Eugentech Inc. 52 Oun-Dong, Yusong, Daejon 305-333, Republic of Korea.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't