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What changes occur to a carrier protein once it binds to its target molecules?
Wiki User
∙ 7y ago
the carrier protein changes shape to release the molecule inside of a cell
Wiki User
∙ 12y ago
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What is the name of enzymes that control the activities of other proteins by phosphorylating them?
Phosphorylation of molecules, particularly enzymes and functional proteins within a cell, is a critical signaling mechanism that is essential to proper function. Phosphorylation of target amino acids on these proteins is carried out be the action of kinases.
What is an aptamer?
An aptamer is a short, single-stranded DNA or RNA molecule that can bind specifically to target molecules, such as proteins, nucleic acids, or small molecules. Similar to antibodies, aptamers can be used for various applications, including diagnostics, therapeutics, and research purposes. They are selected through a process called Systematic Evolution of Ligands by Exponential Enrichment (SELEX).
The antibiotic streptomycin prevents protein synthesis in prokaryotes Which cell component is the most likely target of this antibiotic?
Aminoglycosides such as streptomycin target protein synthesis. The antibiotic drug, streptomycin, was the first successful cure in the treatment of tuberculosis.
If a protein with pi of 6 is purified on a DEAE column is it better to use pH 4ph 6 of pH 8 why?
DEAE columns contain a positively charged resin to which negatively charged molecules and proteins will bind. In protein purification, one will generally have the target protein bind the column so the non-target proteins will "flow through" after which the bound proteins are "washed off" the column by changing either the pH or salt concentration. Since the pI of the protein is 6.0, at pH=6.0, the protein has a net charge of zero and will not bind the column, so this pH is not suggested. When the pH is greater than the pI, the protein has a positive charge, so at pH=8.0 the protein will be repulsed by the positively charged resin and will not bind, so pH=8.0 is also not recommended. When the pH is less than the pI, the protein carries a negative charge and will bind the DEAE column and can thus be purified, so the pH=4.0 condition will be productive toward protein purification for this protein.
What is the difference between protein hormones and steroid hormones and how they communicate with their target cells?
Steroid hormones arelipid-soluble and can dissolve easily into the cell membrane of the target cell to connect with receptors. Protein hormones are water-soluble and connect with receptors at the membrane because it can't diffuse through the membrane.
How do hormone and target cell recognize one another?
Hormones are specific molecules released by endocrine glands into the bloodstream. Each hormone binds to a specific receptor protein on the surface of the target cell. The receptor protein acts like a lock and key, ensuring that only the specific hormone can bind and trigger a cellular response in the target cell.
What is a mimetic drug?
—Mimetics usually small molecules that resemble (or mimic) a domain of an endogenous compound or target —3 general criteria for mimicry —Structural —Binding —Functional There three types of mimetics available: o Modified proteins (similar to endogenous protein with minor changes) o Peptidomimetics ( molecules that no longer contain any peptide bonds but has the pharmacological activity of peptides) o Non-protein mimetics (non-protein small molecules that mimic endogenous secondary structure and binding characteristic) Protein mimetics that are better tolerated, more effective and lower cost may be produced.
What determines what cell a hormone will effect?
The target receptor proteins of cells will cause them to affected by a specific protein. These cells are also called "target" cells. Hormones flow via the bloodstream throughout the entire body, but they only affect their specific "target" cells.
What Equipment is used in the sport of shooting?
Firearm, ammunition, target, target carrier, spotting scope.
Are hormones target molecules or signal molecules?
Hormones affect target cells because target cells have receptors that bind with certain hormones (they're specific). If a cell does not have a receptor then it is not affected by hormones. Target cells (which do have the receptor for a particular hormone) would be affected by the hormone.
What is the name of enzymes that control the activities of other proteins by phosphorylating them?
Phosphorylation of molecules, particularly enzymes and functional proteins within a cell, is a critical signaling mechanism that is essential to proper function. Phosphorylation of target amino acids on these proteins is carried out be the action of kinases.
Where can one purchase an infant carrier?
One can purchase an infant carrier by going to Target. Target sells a variety of infant carriers both in its retail stores as well as from its online store on its website.
Target cells are equipped with specific receptor molecules?
Target cells are equipped with specific receptor molecules and may occur in any part of the body. ACTH has target cells that are in the adrenal cortex.
What was the target of Kamikazes?
The target of the Kamikaze planes and pilots were all United States Naval ships, especially the aircraft carrier.
Which end C terminus and N terminus is important to the protein Activity?
To set a target protein in the cell
How Much Fat Should A Bodybuilder Eat?
I have always used the formula of 1.5 grams of protein multiplied by target body weight. For instance, if your target weight is 200 pounds then your protein intake should be 300 grams of protein per day.
Where can one buy a doll carrier?
You can purchase a doll carrier online from stores such as Target and Etsy. You can also purchase doll carriers from online retailers such as Overstock and Amazon.
