What are the most common regular secondary structures found in protei – McqOptions

MCQOPTIONS

1.	What are the most common regular secondary structures found in proteins?
A.	Alpha-helix and turns
B.	Beta-sheets and loops
C.	Loops and turns
D.	Alpha-helix and beta-sheets
Answer» E.

Discussion

No Comment Found

Related MCQs

Helix capping is the phenomenon in which, the side chains of which two flanking residues fold back to form hydrogen bonds with one of the four-terminal residues of the helix?
Which disease is caused by the regular ingestion of the seeds from the sweet pea?
Which disease results from the dietary deficiency of vitamin C?
Which is the most abundant protein in all vertebrates?
Which among the following are the principal component of the outer layer of the skin (epidermis) and its related appendages, such as hair, horn, nails, and feathers?
Parallel beta-sheets are more stable than antiparallel beta-sheets.
Regular secondary structures such as alpha-helices or the strands of beta-sheets are often connected by a stretch of a polypeptide that changes direction abruptly. What are these structures?
Beta-sheets are sometimes also called as “pleated sheets”.
The peptide C=O bond of the nth residue of the backbone of alpha-helix points along and forms a hydrogen bond with the peptide N—H group of which among the following residue?
What are the pitch length of alpha-helix and the number of residues per turn?