Table 2.

Amino acid residues around (putative) SPase I cleavage sitesa

Position and
residue
Frequency (% of total)
−3
 A60
 V18
 I6
 S5
 G5
 T3
 L2
 F1
 Q<1
 M<1
 K<1
 Y<1
 W<1
−2
 S18
 F11
 K10
 E8
 L8
 Q7
 A7
 H6
 I5
 D5
 T4
 G4
 N4
 V3
 M2
 R2
 Y2
 W1
−1
 A85
 S6
 G5
 V4
 L3
 I2
 E1
 N<1
+1
 A27
 K10
 Q10
 S8
 V5
 F5
 D4
 N4
 Y3
 L4
 I4
 H3
 G2
 T2
 E1
 R1
 W1
 M<1
  • a The frequency of a particular amino acid at each position is given as the percentage of the total number of predicted signal peptides in which it appears.