. 2017 Apr 23;102:674–693. doi: 10.1016/j.ijbiomac.2017.04.071

Table 2.

Residue preference: Residue preference of cathepsin B in peptide substrates in each position.

Unprimed^a	Preference	Primed^a	Preference
P1	Gly > Ala, Met, Gln	P1′	Phe > Gly
P2	Val > Phe, Tyr	P2′	Val, Ile > Gly, Thr
P3	Gly > Lys, Phe	P3′	Gly