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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1993-8-27
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pubmed:databankReference | |
pubmed:abstractText |
MCP72 is a mitochondrial hsp70 protein from the trypanosomatid Crithidia fasciculata. An MCP72 cDNA clone was isolated from a C. fasciculata cDNA library by screening with antiserum specific for the homologous protein of Trypanosoma cruzi [9]. The MCP72 cDNA encodes a polypeptide of 663 amino acids which is 84% identical to the Trypanosoma cruzi protein and 56% identical to the Escherichia coli hsp70 protein DnaK. MCP72 is less similar to other hsp70 proteins. Native MCP72 was purified to homogeneity by ATP-agarose affinity chromatography. Comparison of its N-terminal amino acid sequence with that deduced from the cDNA sequence shows that 20 amino acid residues had been cleaved from the N-terminus; this sequence probably represents a mitochondrial import signal which is cleaved during translocation into the mitochondrion. Fluorescence microscopy, using antibodies specific for MCP72, indicates that the protein is concentrated in a region of the mitochondrial matrix which surrounds the kinetoplast.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jun
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pubmed:issn |
0166-6851
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
59
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
191-200
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:8341318-Adenosine Triphosphatases,
pubmed-meshheading:8341318-Amino Acid Sequence,
pubmed-meshheading:8341318-Animals,
pubmed-meshheading:8341318-Base Sequence,
pubmed-meshheading:8341318-Cloning, Molecular,
pubmed-meshheading:8341318-Crithidia fasciculata,
pubmed-meshheading:8341318-DNA, Protozoan,
pubmed-meshheading:8341318-Gene Library,
pubmed-meshheading:8341318-Heat-Shock Proteins,
pubmed-meshheading:8341318-Mitochondria,
pubmed-meshheading:8341318-Molecular Sequence Data,
pubmed-meshheading:8341318-Recombinant Proteins,
pubmed-meshheading:8341318-Restriction Mapping,
pubmed-meshheading:8341318-Sequence Homology, Amino Acid,
pubmed-meshheading:8341318-Trypanosoma cruzi
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pubmed:year |
1993
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pubmed:articleTitle |
A mitochondrial heat shock protein from Crithidia fasciculata.
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pubmed:affiliation |
Department of Biological Chemistry, Johns Hopkins School of Medicine, Baltimore, MD 21205.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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