Tenecteplase drug data and news

Tenecteplase drug data, resources, and news articles (when available). Onconews.org provides news on cancer research. This section, which includes profiles on medicines that may or not be cancer-related is in beta form. If things run smoothly we will be releasing a new format late in the summer of 2006.

Generic name Tenecteplase
Brand Names/Synonyms Tissue-type plasminogen activator precursor;tPA;t- PA;t-plasminogen activator;Alteplase;Reteplase; TNKase (Genentech Inc)
Indication For treatment of myocardial infarction and lysis of intracoronary emboli
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Description Tissue plasminogen activator (tPA). Tenecteplase is a 527 amino acid glycoprotein developed by introducing the following modifications to the complementary DNA (cDNA) for natural human tPA: a substitution of threonine 103 with asparagine, and a substitution of asparagine 117 with glutamine, both within the kringle 1 domain, and a tetra-alanine substitution at amino acids 296-299 in the protease domain.
Pharmacology Cleaves the Arg/Val bond in plasminogen to form plasmin. Plasmin in turn degrades the fibrin matrix of the thrombus, thereby exerting its thrombolytic action. This helps eliminate blood clots or arterial blockages that cause myocardial infarction.
Mechanism Of Action TNKase cleaves the Arg/Val bond in plasminogen to form plasmin. This in turn leads to the degradation of blood clots.
Tenecteplase News
(When available)
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Dosage Forms POWDER FOR SOLUTION
Drug_Category Thrombolytic Agents
Absorption Not Available
Interactions Not Available
Toxicity Not Available
Organisms Affected Humans and other mammals
Chemical IUPAC Name Human tissue plasminogen activator
Chemical Formula C2561H3919N747O781S40
Molecular Weight 58951.2
Smiles String Not Available
Melting Point 60 oC (Novokhatny, V.V. et al., J. Biol. Chem. 266:12994-123002 (1991))
Water Solubility Not Available
State Transparent, slightly viscous, aqueous liquid
LogP/Hphobicity -0.528
Isoelectric Point 7.61
Biotransformation Not Available
Half Life 1.9 hours (mammalian reticulocytes, in vitro). >20 hours (yeast, in vivo). >10 hours (Escherichia coli, in vivo).
Protein Binding [%] Not Available
RxList Link RXlist
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Drug Reference http://www.drugs.com/cons/Tenecteplase.html
http://www.rxlist.com/cgi/generic2/tenecteplase.htm
Drug Type Approved Drug
Accession No BIOD00019
CAS Registry Number 105857-23-6
KEGG Compound ID Not Available
PubChem ID Not Available
PharmGKB ID PA451610
SwissProt ID TPA_HUMAN (P00750)
GenBank ID L00153
Drug ID Number [DIN] 2244826

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