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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
1994-7-5
pubmed:databankReference
pubmed:abstractText
A genomic library of Clostridium septicum NCTC547 strain was made in Escherichia coli by means of lambda gt10. The DNA insert of a hemolysin-positive (Hly+) lambda-clone was transferred into pUC19. The resulting plasmid, pCS21, confers a Hly+ phenotype on E. coli. Crude lysates of E. coli (pCS21) possessed a strong lytic activity on human erythrocytes and also a lethal effect on mice, characteristic of an alpha toxin. Nucleotide sequence analysis revealed that the insert DNA (5.2 kb) in pCS21 included at least one open reading frame of 1380 bp. The coding frame for hemolysin was predicted to be 1329 bp in size and to encode a protein of 49.8 kDa. It coincided with the molecular mass (48 kDa) of the alpha toxin secreted by C. septicum. Taken together, the data indicated that plasmid pCS21 indeed encoded an alpha toxin gene of C. septicum.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0378-1097
pubmed:author
pubmed:issnType
Print
pubmed:day
15
pubmed:volume
117
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
287-92
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1994
pubmed:articleTitle
Cloning, nucleotide sequence and expression of a hemolysin gene of Clostridium septicum.
pubmed:affiliation
Department of Microbiology, Osaka University Medical School, Japan.
pubmed:publicationType
Journal Article