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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
17
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pubmed:dateCreated |
1987-12-28
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pubmed:databankReference | |
pubmed:abstractText |
A human placenta cDNA library in lambda gt11 was screened for the expression of tissue factor antigens with rabbit polyclonal anti-human tissue factor immunoglobulin G. Among 4 million recombinant clones screened, one positive, lambda HTF8, expressed a protein that shared epitopes with authentic human brain tissue factor. The 1.1-kilobase cDNA insert of lambda HTF8 encoded a peptide that contained the amino-terminal protein sequence of human brain tissue factor. Northern blotting identified a major mRNA species of 2.2 kilobases and a minor species of approximately 3.2 kilobases in poly(A)+ RNA of placenta. Only 2.2-kilobase mRNA was detected in human brain and in the human monocytic U937 cell line. In U937 cells, the quantity of tissue factor mRNA was increased severalfold by exposure of the cells to phorbol 12-myristate 13-acetate. Additional cDNA clones were selected by hybridization with the cDNA insert of lambda HTF8. These overlapping isolates span 2177 base pairs of the tissue factor cDNA sequence that includes a 5'-noncoding region of 75 base pairs, an open reading frame of 885 base pairs, a stop codon, a 3'-noncoding region of 1141 base pairs, and a poly(A) tail. The open reading frame encodes a 33-kilodalton protein of 295 amino acids. The predicted sequence includes a signal peptide of 32 or 34 amino acids, a probable extracellular factor VII binding domain of 217 or 219 amino acids, a transmembrane segment of 23 amino acids, and a cytoplasmic tail of 21 amino acids. There are three potential glycosylation sites with the sequence Asn-X-Thr/Ser.(ABSTRACT TRUNCATED AT 250 WORDS)
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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 |
Aug
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pubmed:issn |
0006-2960
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
25
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pubmed:volume |
26
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
5234-8
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:2823875-Amino Acid Sequence,
pubmed-meshheading:2823875-Base Sequence,
pubmed-meshheading:2823875-Brain,
pubmed-meshheading:2823875-Chromosome Mapping,
pubmed-meshheading:2823875-Chromosomes, Human, Pair 1,
pubmed-meshheading:2823875-Cloning, Molecular,
pubmed-meshheading:2823875-DNA,
pubmed-meshheading:2823875-DNA Restriction Enzymes,
pubmed-meshheading:2823875-Female,
pubmed-meshheading:2823875-Genes,
pubmed-meshheading:2823875-Humans,
pubmed-meshheading:2823875-Molecular Sequence Data,
pubmed-meshheading:2823875-Placenta,
pubmed-meshheading:2823875-Thromboplastin
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pubmed:year |
1987
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pubmed:articleTitle |
Human tissue factor: cDNA sequence and chromosome localization of the gene.
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pubmed:affiliation |
Howard Hughes Medical Institute, Washington University School of Medicine, St. Louis, Missouri 63110.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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