GPGSPYGQQPQNRMMKLAYLDRGFYKHYGIIVGDHVYQLDSDDIFKTALTGKAKFTKTKLTSDWVIEEECELDYFRIKYLESAVDSEHIFSVDKNCETIAKDIFGTHTLSQHQAIGLVGTILLTAGLMSTIK
The C-terminal truncated (short form) of nonstructural 2A protein of the human parechovirus 1 (Protein 2A H-NC; Δ130-150). The protein consrtuct used for SAXS contains an addtional non-native three amino acids at the N-terminus (GPG).