Multiple choice

The immunoglobulin fold and B3 DNA binding domain are the examples of

  1. α proteins

  2. β proteins

  3. α/β proteins

  4. α+β proteins

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

An all-β proteins is a class of structural domains in which the secondary structure is composed entirely of β-sheets, with the possible exception of a few isolated α-helices on the periphery. Common examples include the SH3 domain, the beta-propeller domain, the immunoglobulin fold and B3 DNA binding domain.

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