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GrainGenes Reference Report: JPY-158-129

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Reference
JPY-158-129
Title
Cloning and expression of sucrose synthase-1 cDNA from sugarcane
Journal
Journal of Plant Physiology
Year
2001
Volume
158
Pages
129-131
Author
Lingle SE
Dyer JM
Abstract
Summary: Sucrose synthase (SuSy, EC 2.4.1.13) is a major enzyme of sucrose metabolism in sugarcane (Saccharum spp. hybrids) internodes. Most plants have at least two differentially expressed, nonallelic SuSy genes. A cDNA of the entire coding sequence of sucrose synthase-1 was isolated from total RNA from an elongating sugarcane internode. Primers designed from published sequences of SuSy-1 from maize (Zea mays), wheat (Triticum aestivum) and rice (Oryza sativa) amplified a 627-bp product through RT-PCR. This was followed by 5'- and 3' rapid amplification of cDNA ends (RACE). The cDNA is 2717 bp long. The nucleotide sequence is similar to that of cDNAs for SuSy-1 from maize (91%), rice (89%) and barley (87%). The putative protein is 802 amino acids long, and 97% identical to the sh1 SuSy protein from maize. An antisense riboprobe of the PCR product detected SuSy-1 transcripts in Northern blots of RNA from immature and mature leaf sheaths, the apex and immature leaf roll, immature and mature internodes, sett roots, and germinating vegetative bud. Expression in mature and immature leaf lamina was slight but detectable. This is the first report of a full-length cDNA of SuSy-1 from sugarcane
Keyword
[ Hide all but 1 of 36 ]
amino acid
amplification
antisense
apex
barley
cdna
cdna cloning
cloning
ends
enzyme
full length cdna
gene
hybrid
internodes
leaf sheaths
maize
metabolism
northern
nucleotide
nucleotide sequence
oryza sativa
pcr
primer
rice
root
saccharum
saccharum sp.
sequence
sucrose
sucrose metabolism
sucrose synthase
sugarcane
synthase
transcript
zea
zea mays

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