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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1986-3-12
pubmed:databankReference
pubmed:abstractText
We have isolated a non-muscle myosin heavy chain gene from Acanthamoeba castellanii using as a heterologous probe a sarcomeric myosin heavy chain gene from Caenorhabditis elegans. The amoeba genomic clone has been tentatively identified as containing a myosin II heavy chain gene based on hybridization to a 5300-nucleotide RNA species, hybrid selection of a mRNA encoding a 185-kDa polypeptide, specific immunoprecipitation of this polypeptide with antiserum to myosin II, and an exact match between the DNA sequence and a carboxyl-terminal myosin II peptide previously sequenced by protein chemical methods (Côté, G.P., Robinson, E.A., Appella, E., and Korn, E. D. (1984) J. Biol. Chem. 259, 12781-12787). We also sequenced a region of the gene whose deduced amino acid sequence shows strong homology with that region of muscle myosins which is thought to be involved in nucleotide binding. These results indicate that the amoeba genomic clone contains at least 90% of the coding information for the 185-kDa heavy chain polypeptide and that the bulk of the gene contains very little intron DNA. Genomic blots of amoeba DNA probed with a portion of this myosin gene indicate the presence of additional highly related sequences within the amoeba genome.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0021-9258
pubmed:author
pubmed:issnType
Print
pubmed:day
5
pubmed:volume
261
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1949-56
pubmed:dateRevised
2009-11-19
pubmed:meshHeading
pubmed:year
1986
pubmed:articleTitle
Isolation of a non-muscle myosin heavy chain gene from Acanthamoeba.
pubmed:publicationType
Journal Article