Source:http://linkedlifedata.com/resource/pubmed/id/17140379
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
2006-12-4
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pubmed:abstractText |
Zeins are prolamin storage proteins that accumulate in kernel endosperm of several cereals. For cloning of genes coding for zein-like proteins that accumulate in enhanced quantities in the filling stages of little millet (Panicum sumatrense Roth.) developing grains, RT-PCR was performed using specific primers. A 750-bp cDNA was directly sequenced and in silico analysis showed high identity degree to alpha-prolamins. This family is composed of zeins from Zea mays, coixins from Coix lachryma-jobi, and alpha-kafirins from Sorghum bicolor. The putative conserved domain of zein-like proteins was identified by primary structure comparisons. Furthermore, threading analyses indicated that the millet zein-like protein forms an anti-parallel alpha-helical hairpin with two opposite surfaces: one hydrophobic and the other hydrophilic that probably could be involved in protein storage assembly. Knowledge about zein-like alpha-prolamins in little millet will lead to cloning and transfer of this gene to other major food crops, such as cereals and legumes, with inferior nutritional quality for monogastric animals.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0006-2979
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
71
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1183-91
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pubmed:meshHeading |
pubmed-meshheading:17140379-Amino Acid Sequence,
pubmed-meshheading:17140379-Blotting, Northern,
pubmed-meshheading:17140379-Cloning, Molecular,
pubmed-meshheading:17140379-Conserved Sequence,
pubmed-meshheading:17140379-Models, Molecular,
pubmed-meshheading:17140379-Molecular Sequence Data,
pubmed-meshheading:17140379-Multigene Family,
pubmed-meshheading:17140379-Panicum,
pubmed-meshheading:17140379-Protein Structure, Tertiary,
pubmed-meshheading:17140379-Sequence Homology, Amino Acid,
pubmed-meshheading:17140379-Zein
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pubmed:year |
2006
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pubmed:articleTitle |
Cloning and structural analysis of an Indian little millet (Panicum sumatrense) zein-like storage protein: implications for molecular assembly.
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pubmed:affiliation |
Center for Plant Molecular Biology, Tamil Nadu Agricultural University, Coimbatore-641 003, India. subarayansivakumar@yahoo.com
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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