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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2002-5-31
pubmed:abstractText
We report a lethal phenotype of mouse embryo with a disruption in the gene encoding p116, a subunit of the translation initiation factor, eIF3. The amino acid sequence of mouse p116, as deduced from the cDNA, shows high homology (97%) with human p116, and contains the conserved RNA binding sites, RNP1 and RNP2. The p116 mRNA is ubiquitously expressed in various organs, suggesting a house-keeping function of the p116 protein. To obtain genetic evidence for the essential role of the p116 protein in mouse cells, we constructed mice with a disruption in the p116 gene. Heterozygous p116(+/-) mice were intercrossed, and the genotypes of the offspring were determined. The results indicated no p116(-/-) pups among 84 neonates. Also, there were no p116(-/-) embryos 13.5 days postcoitum (d.p.c.). Among 77 embryos, there was only one p116(-/-) embryo at the blastocyst stage (3.5 d.p.c.). These results indicate that p116 plays an essential role in the early stages of mouse development.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0021-924X
pubmed:author
pubmed:issnType
Print
pubmed:volume
131
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
833-7
pubmed:dateRevised
2007-12-19
pubmed:meshHeading
pubmed:year
2002
pubmed:articleTitle
Embryonic lethality of mutant mice deficient in the p116 gene.
pubmed:affiliation
Graduate School of Pharmaceutical Sciences, The University of Tokyo, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't