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When a catecholamine or peptide hormone binds to receptors on the surface?
When a catecholamine or peptide hormone binds to receptors on the surface of a cell, it triggers a signaling cascade inside the cell that leads to various cellular responses. This can include changes in gene expression, activation of enzymes, alterations in cell metabolism, and modulation of cellular functions. Ultimately, these responses help the cell adapt to its environment and maintain homeostasis.
What is the difference between amine and peptide hormones?
Amine hormones are derived from amino acids, such as epinephrine and dopamine, and are typically water-soluble. Peptide hormones are made up of short amino acid chains and are also water-soluble. Peptide hormones include insulin and growth hormone.
What is non-peptide hormone?
A non-peptide hormone is a type of hormone that is not made up of amino acids arranged in a peptide chain. Instead, non-peptide hormones are typically small organic molecules or derivatives that act as signaling molecules in the body. Examples include steroid hormones like cortisol and sex hormones like estrogen and testosterone.
Are peptide hormones water soluble?
Yes, peptide hormones are generally water soluble. This makes it easier for them to be transported in the bloodstream and to interact with their target cells or receptors which are often located on cell membranes.
What is The bond that links two amino acids called?
This is called a peptide bond, or peptide linkage.
Which class of hormones is not stored in the secretory cell after being synthesized?
peptide hormones and catecholamines (epinephrine and norepinephrine)
What are the bonds that are the bonds that hold two amino acids together called?
peptide A.S.Apex :)
What is the role of thionyl chloride in rection of methanol with L-serine?
Thionyl chloride is used to convert L-serine to the corresponding acid chloride derivative, which is a key step in peptide synthesis. The acid chloride derivative can then react with methanol to form the corresponding ester derivative of L-serine. This process allows for selective modification of the serine residue in peptides.
Is the medication synthroid a steroid based?
Thryoxine is a hormone derived from the amino acid 'Tyrosine' and so is classed as an amino-acid derivative. (NB: Amino-acids are the basic structural units of a peptide/protein).
What is the difference between peptide and peptide bond?
A peptide is a short chain of amino acids linked by peptide bonds. The peptide bond is a covalent bond that joins the carboxyl group of one amino acid to the amino group of another amino acid in a peptide chain. In essence, a peptide is a chain of amino acids, whereas a peptide bond is the specific bond that holds amino acids together in a peptide chain.
What is the difference between a cis and trans peptide bond?
A cis peptide bond occurs when the two amino acids in a peptide chain are on the same side of the peptide bond, while a trans peptide bond occurs when the two amino acids are on opposite sides of the peptide bond. This difference in orientation can affect the overall structure and function of the protein.
When was Journal of Peptide Science created?
Journal of Peptide Science was created in 1995.
