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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1986-4-7
pubmed:abstractText
Hydroxyproline-rich glycoproteins form an important, but little understood, structural component of most cell walls. Their occurrence, chemistry, synthesis, secretion, cross-linking and functions in higher plant cell walls will be briefly reviewed. Similar molecules also occur in other groups of plants; in particular, in the algae. In many of these they form highly ordered cell surface arrays, and we have studied these by high-resolution electron microscopy and computer image reconstruction. Some resulting three-dimensional models of these are presented. One particular glycoprotein, the major structural component of the cell wall of Chlamydomonas reinhardii, has been investigated in some detail. The chemistry and structure of this glycoprotein, which we have called volvin, has been studied and a family of monoclonal antibodies has been raised against it. Some of these antibodies appear to be specific to oligosaccharide side-chains and allow the localization of these substituents and their sites of synthesis. Immunofluorescence studies have shown that the expression of some of these antigenic determinants is developmentally regulated or cell-cycle-dependent. Immunogold labelling of thin sections has enabled the sites of synthesis and the method of secretion to be determined. These results will be discussed in the context of other cell wall glycoproteins, their relation to other glycoproteins, such as the mating agglutinin, and to their possible functions.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0269-3518
pubmed:author
pubmed:issnType
Print
pubmed:volume
2
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
105-27
pubmed:dateRevised
2010-11-18
pubmed:meshHeading
pubmed:year
1985
pubmed:articleTitle
Cell wall glycoproteins: structure and function.
pubmed:publicationType
Journal Article