MCQ of the Day📝 Q.8| IIT-JAM BT|Based on the dissociation constant Kd, the proteinligand pair that..

Q》Based on the dissociation constant Kd, the protein ligand pair that has the strongest interaction is-
(1) Insulin and insulin receptor (Kd= 1 x 10-10)
(2) avidin and biotin (Kd= 1 x 10-15)
(3) HIV surface protein and anti-HIV lgG (Kd= 4x 10-10)
(4) calmodulin and calcium (Kd= 3 x 10-6)
[ IIT-JAM BT 2012]