>|K26E mutant of C-terminal split fragment of a single subunit of Truncated Icosahedral Protein composed of 60-mer fusion proteins(CoreC K26E) MGSSHHHHHHSQDPLEVLFQGPGKPVQLVLSPWQPYTDDKEIVIDDSEVITITSPKDDIIKSYESHTRVLENKQVEEILRLEKEIEDLQRMKEQQELSLTEASLQKLQERRDQELRRLEEE