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Pathways

PathWhiz ID Pathway Meta Data

PW146397

Pw146397 View Pathway
drug action

Starch, corn Drug Metabolism Action Pathway

Homo sapiens

PW122175

Pw122175 View Pathway
protein

Stat3 Signaling Pathway

Mus musculus
The STAT3 signalling pathway is a pathway activated by many different cytokines. It has also been found to be activated by many carcinogens. Cytokines are small proteins. These proteins are released by some of the cells in the immune system, and are vital to signalling pathways in the body of mammals. STAT3 is very important in the activation of the expression of certain mediators in the liver. STAT3 binds at the phosphotyrosine receptor which in turn phosphorylates tyrosine 705 at the C-terminal domain of STAT3, activating STAT3. If a receptor is missing tyrosine-kinase activity it will find tyrosine-kinases that are associated to the receptor, including JAK and Src when it is time for ligand engagement. Thanks to this recruitment, STAT3 is phosphorylated through the tyrosine phosphorylation cascade. This means that STAT3 is now activated, and its compounds disconnect from the receptor site, and relocate to the nucleus. Once there, the compounds bind to DNA response elements, and take part in many processes against target genes, such as apoptosis and cell proliferation, regulating their transcription.

PW122199

Pw122199 View Pathway
protein

Stat3 Signaling Pathway

Bos taurus
The STAT3 signalling pathway is a pathway activated by many different cytokines. It has also been found to be activated by many carcinogens. Cytokines are small proteins. These proteins are released by some of the cells in the immune system, and are vital to signalling pathways in the body of mammals. STAT3 is very important in the activation of the expression of certain mediators in the liver. STAT3 binds at the phosphotyrosine receptor which in turn phosphorylates tyrosine 705 at the C-terminal domain of STAT3, activating STAT3. If a receptor is missing tyrosine-kinase activity it will find tyrosine-kinases that are associated to the receptor, including JAK and Src when it is time for ligand engagement. Thanks to this recruitment, STAT3 is phosphorylated through the tyrosine phosphorylation cascade. This means that STAT3 is now activated, and its compounds disconnect from the receptor site, and relocate to the nucleus. Once there, the compounds bind to DNA response elements, and take part in many processes against target genes, such as apoptosis and cell proliferation, regulating their transcription.

PW068597

Pw068597 View Pathway
protein

Stat3 Signaling Pathway

Homo sapiens
The STAT3 signalling pathway is a pathway activated by many different cytokines. It has also been found to be activated by many carcinogens. Cytokines are small proteins. These proteins are released by some of the cells in the immune system, and are vital to signalling pathways in the body of mammals. STAT3 is very important in the activation of the expression of certain mediators in the liver. STAT3 binds at the phosphotyrosine receptor which in turn phosphorylates tyrosine 705 at the C-terminal domain of STAT3, activating STAT3. If a receptor is missing tyrosine-kinase activity it will find tyrosine-kinases that are associated to the receptor, including JAK and Src when it is time for ligand engagement. Thanks to this recruitment, STAT3 is phosphorylated through the tyrosine phosphorylation cascade. This means that STAT3 is now activated, and its compounds disconnect from the receptor site, and relocate to the nucleus. Once there, the compounds bind to DNA response elements, and take part in many processes against target genes, such as apoptosis and cell proliferation, regulating their transcription.

PW122223

Pw122223 View Pathway
protein

Stat3 Signaling Pathway

Rattus norvegicus
The STAT3 signalling pathway is a pathway activated by many different cytokines. It has also been found to be activated by many carcinogens. Cytokines are small proteins. These proteins are released by some of the cells in the immune system, and are vital to signalling pathways in the body of mammals. STAT3 is very important in the activation of the expression of certain mediators in the liver. STAT3 binds at the phosphotyrosine receptor which in turn phosphorylates tyrosine 705 at the C-terminal domain of STAT3, activating STAT3. If a receptor is missing tyrosine-kinase activity it will find tyrosine-kinases that are associated to the receptor, including JAK and Src when it is time for ligand engagement. Thanks to this recruitment, STAT3 is phosphorylated through the tyrosine phosphorylation cascade. This means that STAT3 is now activated, and its compounds disconnect from the receptor site, and relocate to the nucleus. Once there, the compounds bind to DNA response elements, and take part in many processes against target genes, such as apoptosis and cell proliferation, regulating their transcription.

PW000722

Pw000722 View Pathway
drug action

Stavudine Action Pathway

Homo sapiens
Acquired immunodeficiancy syndrome (AIDS) is generally accepted to be a consequence of infection with the retrovirus designated as human immunodeficiency virus (HIV-l). Stavudine is a potent and selective inhibitor of HIV-replication and of cytopathic effects in a variety of mammalian cells, and is relatively non-toxic to the uninfected human T-cell line H9. Stavudine, phosphorylates cellular enzymes to the mono-, di-, and triphosphates and is ultimately incorporated into the DNA of growing cells. A significant amount of radioactivity appears in the alkaline labile fraction of cells which are treated with Stavudine, due to terminal addition of Stavudine to DNA and the resultant chain termination.

PW126446

Pw126446 View Pathway
drug action

Stavudine Action Pathway (New)

Homo sapiens
Stavudine is a dideoxynucleoside used in the treatment of HIV infection. When HIV infects a cell, the virus first binds and fuses with the cell, releasing its nucleocapsid containing its RNA and reverse transcriptase into the cytosol of the cell. The reverse transcriptase converts the viral RNA into viral DNA in the cytosol. The viral DNA goes to the nucleus through the nuclear pore complex where it undergoes the process of transcription. The new viral RNA formed from transcription is transported back to the cytosol through the nuclear pore complex and translation occurs to produce viral proteins. These viral proteins are assembled and new HIV viruses bud from the cell. Stavudine enters the cell and is converted into stavudine monophosphate by thymidine kinase. Thymidylate kinase then converts stavudine monophosphate into stavudine diphosphate. Stavudine diphosphate is metabolized to stavudine triphosphate via nucleoside diphosphate kinase. Stavudine triphosphate is an analog of deoxyguanosine-5'-triphosphate (dGTP). Stavudine triphosphate inhibits the activity of HIV-1 reverse transcriptase by competing with its substrate, dGTP and by incorporation into viral DNA. Stavudine triphosphate lacks the 3'-OH group which is needed to form the 5′ to 3′ phosphodiester linkage essential for DNA chain elongation, therefore, once stavudine triphosphate gets incorporated into DNA, this causes DNA chain termination, preventing the growth of viral DNA. Less viral proteins are therefore produced, and there is a reduction in new viruses being formed.

PW132412

Pw132412 View Pathway
metabolic

Stavudine Drug Metabolism

Homo sapiens
Stavudine is a drug that is not metabolized by the human body as determined by current research and biotransformer analysis. Stavudine passes through the liver and is then excreted from the body mainly through the kidney.

PW144762

Pw144762 View Pathway
drug action

Stavudine Drug Metabolism Action Pathway

Homo sapiens

PW145528

Pw145528 View Pathway
drug action

Stearic acid Drug Metabolism Action Pathway

Homo sapiens