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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1989-4-5
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pubmed:databankReference | |
pubmed:abstractText |
The complete nucleotide sequence of the Clostridium thermocellum celE gene, coding for an endo-beta-1,4-glucanase (endoglucanase E; EGE) with xylan-hydrolysing activity has been determined. The structural gene consists of an open reading frame (ORF) of 2442 bp commencing with a GTG start codon and followed by a TAA stop codon. The nucleotide sequence obtained has been confirmed by comparing the predicted amino acid sequence with that derived by N-terminal amino acid sequencing of the purified protein. The EGE sequence contains a region homologous to the reiterated domain found at the C terminus of other endoglucanases from the same organism. BAL 31 deletions of the structural gene have revealed the extent to which this conserved sequence is necessary for endoglucanase and xylanase activity. A region of DNA, upstream from the structural gene has also been sequenced and a ribosome-binding site and putative promoter sequences have been identified. A second ORF which ends 349 bp 5' to the GTG start codon of the celE gene has also been identified. The encoded product contains a C terminus homologous to other C. thermocellum endoglucanases.
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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 |
Sep
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pubmed:issn |
0378-1119
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
15
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pubmed:volume |
69
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
29-38
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3066698-Amino Acid Sequence,
pubmed-meshheading:3066698-Base Sequence,
pubmed-meshheading:3066698-Cellulase,
pubmed-meshheading:3066698-Clostridium,
pubmed-meshheading:3066698-Codon,
pubmed-meshheading:3066698-Escherichia coli,
pubmed-meshheading:3066698-Genes,
pubmed-meshheading:3066698-Genes, Bacterial,
pubmed-meshheading:3066698-Molecular Sequence Data,
pubmed-meshheading:3066698-Recombinant Proteins,
pubmed-meshheading:3066698-Restriction Mapping
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pubmed:year |
1988
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pubmed:articleTitle |
Conserved reiterated domains in Clostridium thermocellum endoglucanases are not essential for catalytic activity.
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pubmed:affiliation |
Department of Agricultural Biochemistry and Nutrition, University of Newcastle upon Tyne, U.K.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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