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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1997-8-8
pubmed:databankReference
pubmed:abstractText
The chicken neural glycoprotein F11 is a cell recognition molecule implicated in neurohistogenesis, in particular in the context of neurite outgrowth and fasciculation. F11 is a glycosyl-phosphatidylinositol-linked member of the immunoglobulin superfamily that is also termed contactin or F3 in humans and rodents, respectively. In this study, we report the complete structure of the F11 gene. It is composed of 23 exons distributed over more than 100 kb of genomic DNA and each of the ten domains of the F11 protein is encoded by two exons. The sizes of the introns vary by two orders of magnitude ranging from 150 bp to more than 15 kb. All interdomain introns are in phase one, i.e. are inserted after the first nucleotide of a codon, being consistent with assembly of a F11 progenitor gene via exon shuffling. The intradomain introns are localized at variable sites within the domains and have different intron phases. This study reveals a remarkable similarity of the F11 gene with the gene of axonin-1, a related neural immunoglobulin superfamily member which is also implicated in neurite outgrowth and fasciculation. The intron positions with respect to the protein domain organization are found to be identical, strongly suggesting that both genes are derived from a common ancestor that already had this exon-intron structure.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0378-1119
pubmed:author
pubmed:issnType
Print
pubmed:day
19
pubmed:volume
192
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
215-25
pubmed:dateRevised
2010-11-18
pubmed:meshHeading
pubmed:year
1997
pubmed:articleTitle
The gene of the neural cell recognition molecule F11: conserved exon-intron arrangement in genes of neural members of the immunoglobulin superfamily.
pubmed:affiliation
Max-Planck-Institut für Entwicklungsbiologie, Tübingen, Germany.
pubmed:publicationType
Journal Article