Classify the phrases. Does each phrase describe a kinase, a phosphatase, neither, or both? Kinases add phosphoryl groups to proteins catalyze reactions that are the reverse of dephosphorylation reactions may use ATP as a phosphoryl group donor PKA (protein kinase A) is an example Phosphatases catalyze dephosphorylation reactions turn off signaling pathways triggered by kinases Neither in eukaryotes, transfer phosphoryl groups to acidic amino acids Both regulate the activity of other proteins
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Question 19 // Last tutor gave me these answers but they are all wrong. I need the correct order please. Thanks!
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- Match each SERCA domain to its role in Ca2+ transport: Drag and drop options on the right-hand side and submit. For keyboard navigation... SHOW MORE ✓ N Domain P Domain A Domain ||| = = contains the Asp reside that can be phosphorylated Phosphatase activity Kinase Activity X X XChoices for each phrases: a, b, y, t, v, e; gtp, cgt, atp, adp, camp, catp; gtp, gdp, atp, adp, camp, catp; histamine kinase, gaunylyl cyclamen, phosphorylation, adenylyl cyclaseThe phosphorylation and dephosphorylation of proteins is a vital means of regulation. Protein kinases attach phosphoryl groups, whereas only a phosphatase will remove the phosphoryl group from the target protein. What is the energy cost of this means of covalent regulation?
- Many proteins are attached to the membrane phospholipids via a covalently linked polysaccharide. Which of the following would be an example? Glycophosphatidylehanolamine anchors O All of the other are correct O Glycophosphatidylinositol anchors O Glycophosphatidylcholine anchorsThis question pertains to membrane transport and cell signaling. What are kinases and phosphatases? Why are they important in cellular signaling pathways?Protein phosphorylation and dephosphorylation are important regulatory mechanisms. Protein kinases attach phosphoryl groups to target proteins, while only a phosphatase removes the phosphoryl group. What does this method of covalent control cost in terms of energy?
- PKA is activated after its regulatory subunit is dissociated from the catalytic subunit. Select one: O True O False Neurotransmitters of inhibitory signal makes the membrane potential more positive. Select one: O True O False Hydrophobic signals after binding to the cell-surface receptors activate downstream signal transduction proteins inside the cells. Select one: O True O FalseWhat are some of the interactions made between ATP and the kinase? Can you please describe bonds that the protein makes with (a) the phosphate groups, (b) the sugar, and (c) the adenine base? Please don't just copy answers from google.. I already read most of em.. :(A molecule that bears a partlal positive charge is sald to have undergone the process of Reduction Alkalization Oxidation Acidification How many chromosomes are in a somatic human cell right after the S phase? * 92 23 46 44 A cell that does not respond to an appropriate extracellular signal from its associated environment after it has received the signal may be affected with damage to O Any of its extracellular signal receptors O Any of its gene regulatory proteins O Any of its extracellular signaling proteins O Any of its intracellular signaling proteins Samples from a batch of cells in culture were observed to have two nuclei per cell. What could have brought about this condition? O Prevention of metaphase after prophase O Failure of telophase after anaphase OFailure of cytokinesis after telophase OPrevention of anaphase after metaphase O O O O
- 1J. Please help me in detail. for molecular Mechanism of ATP versus GTP selectivity of adenylate kinaseN Signal Sequence The schematic above depicts a protein with the indicated signaling sequences along its length. Based on these signaling sequences what type of protein is this? N-X-S/T there is not enough information to determine A secreted peptide hormone A lysosomal hydrolase A glycoproteinWhich of the following residues cannot be phosphorylated by a protein kinase? Ser His Thr Tyr Glu