Explore topic-wise MCQs in Bioinformatics.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.

1.

In the zinc finger, which residues in this sequence motif form ligands to a zinc ion?

A. Cysteine and histidine
B. Cysteine and arginine
C. Histidine and proline
D. Histidine and arginine
Answer» B. Cysteine and arginine
Discussion
2.

Which of the following is not the function of Short Linear Motifs?

A. Irreversible cleavage of the peptide at the SLiM
B. Reversible cleavage of the peptide at the SLiM
C. Moiety addition at targeted sites on SLiM
D. Structural modifications of the peptide backbone
Answer» B. Reversible cleavage of the peptide at the SLiM
Discussion
3.

The protein structural motif domain- helix loop helix are contained by all of the following except ________

A. Scleraxis
B. Neurogenins
C. Transcription Factor 4
D. Leucine zipper
Answer» E.
Discussion
4.

Motifs that can form / horseshoes conformation are rich with which protein residue?

A. Proline
B. Arginine
C. Valine
D. Leucine
Answer» E.
Discussion
5.

Which of the following least describes Long Loop -hairpins?

A. They are Often referred to as a random coil conformation
B. Generally they are referred to as the -meander supersecondary structure
C. Loop looks similar to the Greek Letter
D. Wide-range of conformations with very specific sequence preferences
Answer» E.
Discussion
6.

Which of the following is false about the loop structure in proteins?

A. They connect helices and sheets
B. They are more tolerant of mutations
C. They are more flexible and can adopt multiple conformations
D. They are never the components of active sites
Answer» E.
Discussion