Synthetic peptide amino acids 329-341 (PSGVLGMAFPTKG, C-terminal tail) of human QKI-6 (also known as Isoform 2 of Protein quaking, HqkI and Hqk, accession number Q96PU8-2) Mouse: 100% identity (13/13 amino acids identical) No identity with QKI-5, QKI-7 and QKI-7b