FLAG® is a 8 amino acid sequence DYKDDDDK. In our Irisin (human), (recombinant) (active) (ADI-908-307) amino acids sequence 32-143 of Irisin, comprising the extracellular domain of FNDC5, is fused at the N-terminus a FLAG®-tag with an 8 aa linker between the FLAG®-tag and Irisin.

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