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1 Show the primary structure of the polypeptide with the abbreviated structure of Gly-Phy-Trp-Val-His?
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∙ 11y ago
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∙ 11y ago
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Is collagen a secondary or tertiary structure?
Collagen is a primary protein structure, composed of three polypeptide chains that form a unique triple helical structure. This triple helical structure is considered the primary structure of collagen.
Why protein is called primary structure?
Protein is called primary structure because it refers to the specific sequence of amino acids joined together to form a polypeptide chain. This sequence is the simplest level of protein structure and determines how the protein will fold into its secondary and tertiary structures, ultimately influencing its function.
What bonds hold together a polypeptide?
A polypeptide is held together by covalent peptide bonds, which are formed through a condensation reaction between the carboxyl group of one amino acid and the amino group of another. These covalent bonds create the primary structure of a protein.
How is tertiary protein structure dependent on primary protein structure?
Tertiary protein structure is dependent on the primary structure because the sequence of amino acids in the primary structure determines how the protein will fold into its three-dimensional shape. The interactions between the side chains of amino acids in the sequence dictate the final structure of the protein in its functional form. Any changes or mutations in the primary structure can result in alterations to the tertiary structure and impact the protein's function.
How can you distinguish between primary secondary tertiary and quaternary structures of proteins and can you give an example of each?
Primary structure of proteins refers to the exact sequence of the amino acids in the polypeptide chain. Secondary structure refers to the shape acquired by the backbone of the polypeptide chain when hydrogen bonds form between the carboxylic group of one amino acid and the amide group of another amino acid. there are two shapes in secondary structured proteins: Alpha Helix and Beta-pleated sheet tertiary structure refers to the shape taken up by the polypeptide chain as a result of bonds formed between the R-groups of the amino acids. three types of bonding may exist: Hydrgen bond, ionic bond and /or disulphide bonds.
The three-dimensional shape of a polypeptide is associated with its?
primary structure
What is the primary level of the protein structure?
Just the polypeptide chain of amino acids.
What maintains the primary polypeptide structure?
Peptide bonds between the individual amino acids.
What is the linear sequence of amino acids in a polypeptide chain is called?
primary structure
What is protein primary structure?
it's a genetically coded sequence of amino acids in a polypeptide chain
What chain is a sequence of amino acids that is the foundation for the basic structure of a protein?
A polypeptide chain is a sequence of amino acids that forms the primary structure of a protein. This chain is held together by peptide bonds between adjacent amino acids.
Is a quaternary structure a polypeptide sequence of amino acids?
No, the polypeptide sequence of amino acids is the primary structure of a protein. The quaternary structure of the protein is the non-covalent interactions (hydrophobic binding, van der wals forces etc..) between subunits/domains of a protein.
Is collagen a secondary or tertiary structure?
Collagen is a primary protein structure, composed of three polypeptide chains that form a unique triple helical structure. This triple helical structure is considered the primary structure of collagen.
What is the name given to the protein molecule when is consists of a basic polypeptide chain?
The protein molecule is called a polypeptide when it consists of a basic chain of amino acids. A polypeptide chain folds into a specific 3D structure to become a functional protein.
Which level of protein structure consist of a simple strand of amino acids?
The primary structure of a protein consists of a simple linear sequence of amino acids linked by peptide bonds. This level of structure is determined by the specific order of amino acids in the polypeptide chain.
Which primarily responsible for the helical structure of a polypeptide chain?
The primary structure of a polypeptide chain, consisting of a sequence of amino acids, is primarily responsible for the helical structure of a polypeptide chain. In particular, the recurring hydrogen bonding between the carbonyl oxygen of one residue and the amide hydrogen of another residue stabilizes the helical conformation, leading to the formation of an alpha helix.
What characteristic of amino acids determine the primary structure of proteins - Acid-base properties - Side chain composition - Hydrogen bonding properties - Sequence in polypeptide chains?
If you are asking which of the four following answers determines the primary structure of proteins, the answer would be d) sequence of polypeptide chains. After translation and transcription, the order of the bases codes for the proteins that are made. Hope that helps!
