. 2015 Jan 23;7(2):219–237. doi: 10.3390/toxins7020219

Table 6.

Structures of natural peptides and their cationicity-/amphipathicity-enhanced analogues.

Peptide	Primary structure	Mass (Da)
AaeAP1	FLFSLIPSVIAGLVSAIRNamide	2016.18
AaeAP2	FLFSLIPSAIAGLVSAIRNamide	1986.15
AaeAP1a	FLFKLIPKVIKGLVKAIRKamide	2209.48
AaeAP2a	FLFKLIPKAIKGLVKAIRKamide	2181.45
	* * * * *

* Sites of cationicity enhancement using lysyl (K) residue substitution for Ser(S)⁴, Ser(S)⁸, Ala(A)¹¹ Ser(S)¹⁵ and Asn(N)¹⁹. Net positive charge increase from +2 (natural peptides) to +7 (respective analogues).