Multiple choice

Which type of PAM matrix is commonly used?

  1. PAM100

  2. PAM150

  3. PAM200

  4. PAM250

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

PAM250 is one of the most widely used matrices in the Dayhoff PAM series for protein sequence alignments, balancing sensitivity and divergence. Other matrices like PAM1 or PAM100 are tailored for very closely related sequences.