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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2010-6-29
pubmed:abstractText
Western blots of soluble protein from wheat, rice, and corn showed that ADPglucose pyrophosphorylase subunits have a size of 50 kilodaltons from endosperm tissue and 43 and 46 kilodaltons from leaf. Antisera to ADPglucose pyrophosphorylase precipitated in vitro translation products of 73 and 76 kilodaltons when leaf poly(A)(+) RNA was used, whereas endosperm mRNA directed the synthesis of 50 and 56 kilodalton polypeptides. To further study the nature of these mRNA species, an ADPglucose pyrophosphorylase cDNA clone from rice endosperm polyadenylated RNA was obtained and used as a hybridization probe. Northern blots showed that ADPglucose pyrophosphorylase mRNA was slightly larger in leaf (2100 bases) than in endosperm tissue (1900 bases). These studies indicated that in cereals there are at least two tissue specific forms of ADPglucose pyrophosphorylase that are encoded by distinct mRNA transcripts. Analysis of genomic DNA by Southern blotting suggested that ADPglucose pyrophosphorylase is encoded by a small gene family.
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Jun
pubmed:issn
0032-0889
pubmed:author
pubmed:issnType
Print
pubmed:volume
81
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
642-5
pubmed:dateRevised
2010-9-14
pubmed:year
1986
pubmed:articleTitle
ADPglucose Pyrophosphorylase Is Encoded by Different mRNA Transcripts in Leaf and Endosperm of Cereals.
pubmed:affiliation
Institute of Biological Chemistry, Washington State University, Pullman, Washington 99164-6340.
pubmed:publicationType
Journal Article