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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1997-1-13
pubmed:databankReference
pubmed:abstractText
The mRNA-capping enzyme (mRNA 5'-guanylyltransferase) gene was cloned from a Candida albicans genomic DNA library by functional complementation of a Saccharomyces cerevisiae ceg1 delta null mutation. This gene, referred to as CGT1 (C. albicans guanylyltransferase 1), can encode a 52 kDa protein that is highly homologous to S. cerevisiae Ceg1p. CGT1 in a single-copy plasmid complemented the lethality of the S. cerevisiae ceg1 delta null mutation and, like S. cerevisiae Ceg1p, bacterially expressed Cgt1p was able to form a stable complex with the GMP moiety of GTP and to synthesize the cap structure in vitro, demonstrating that CGT1 is the C. albicans mRNA 5'-guanylyltransferase gene. CGT1 seemed to exist as a single copy in the C. albicans genome and was actively transcribed into mRNA. Another ORF was found in an opposite strand very close to the CGT1 locus. This gene shared significant sequence homology with S. cerevisiae FRE1, the gene encoding ferric reductase, and therefore was designated CFL1 (C. albicans ferric-reductase-like gene 1). Despite its sequence homology with S. cerevisiae FRE1, CFL1 mRNA was not induced by iron deprivation, and CFL1 did not complement the slow growth of a S. cerevisiae fre1 delta null mutant in the absence of iron, suggesting that CFL1 is functionally distinct from S. cerevisiae FRE1.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
1350-0872
pubmed:author
pubmed:issnType
Print
pubmed:volume
142 ( Pt 9)
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2515-23
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed-meshheading:8828219-Amino Acid Sequence, pubmed-meshheading:8828219-Base Sequence, pubmed-meshheading:8828219-Blotting, Northern, pubmed-meshheading:8828219-Blotting, Southern, pubmed-meshheading:8828219-Candida albicans, pubmed-meshheading:8828219-Cloning, Molecular, pubmed-meshheading:8828219-FMN Reductase, pubmed-meshheading:8828219-Fungal Proteins, pubmed-meshheading:8828219-Gene Expression Regulation, Fungal, pubmed-meshheading:8828219-Gene Library, pubmed-meshheading:8828219-Genetic Complementation Test, pubmed-meshheading:8828219-Molecular Sequence Data, pubmed-meshheading:8828219-Mutagenesis, Insertional, pubmed-meshheading:8828219-NADH, NADPH Oxidoreductases, pubmed-meshheading:8828219-Nucleotidyltransferases, pubmed-meshheading:8828219-Oxidoreductases, pubmed-meshheading:8828219-Restriction Mapping, pubmed-meshheading:8828219-Saccharomyces cerevisiae, pubmed-meshheading:8828219-Sequence Homology, Amino Acid
pubmed:year
1996
pubmed:articleTitle
Isolation of the mRNA-capping enzyme and ferric-reductase-related genes from Candida albicans.
pubmed:affiliation
Department of Hygiene, School of Medicine, Yokohama City University, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't