Source:http://linkedlifedata.com/resource/pubmed/id/17917700
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
21
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pubmed:dateCreated |
2008-1-23
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pubmed:databankReference | |
pubmed:abstractText |
The Atlantic salmon (Salmo salar) goose-type lysozyme gene was isolated and revealed alternative splicing within exon 2 affecting the signal peptide-encoding region. The lysozyme was produced in Escherichia coli, and the recombinant enzyme showed a high specific lytic activity that was stimulated by low or moderate concentrations of mono- or divalent cations. Relative lytic activities of 70 and 100% were measured at 4 degrees C and 22 degrees C, respectively, and there was no detectable activity at 60 degrees C. However, 30% activity was retained after heating the enzyme for 3 h at 90 degrees C. This unique combination of thermal properties was surprising since the salmon goose-type lysozyme contains no cysteines for protein structure stabilization through disulphide bond formation. The results point to a rapid reversal of inactivation, probably due to instant protein refolding.
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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 |
1420-682X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
64
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2841-7
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:17917700-Amino Acid Sequence,
pubmed-meshheading:17917700-Animals,
pubmed-meshheading:17917700-Base Sequence,
pubmed-meshheading:17917700-Cloning, Molecular,
pubmed-meshheading:17917700-DNA,
pubmed-meshheading:17917700-DNA Primers,
pubmed-meshheading:17917700-Enzyme Stability,
pubmed-meshheading:17917700-Escherichia coli,
pubmed-meshheading:17917700-Hot Temperature,
pubmed-meshheading:17917700-Hydrogen-Ion Concentration,
pubmed-meshheading:17917700-Kinetics,
pubmed-meshheading:17917700-Molecular Sequence Data,
pubmed-meshheading:17917700-Muramidase,
pubmed-meshheading:17917700-Osmolar Concentration,
pubmed-meshheading:17917700-Recombinant Proteins,
pubmed-meshheading:17917700-Salmo salar
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pubmed:year |
2007
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pubmed:articleTitle |
A cold-active salmon goose-type lysozyme with high heat tolerance.
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pubmed:affiliation |
Marine Biotechnology and Fish Health, Norwegian Institute of Fisheries & Aquaculture, P.O. Box 6122, N-9291 Tromsø, Norway.
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pubmed:publicationType |
Journal Article,
In Vitro,
Research Support, Non-U.S. Gov't
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