Granzyme B inhibitor. Source: Recombinant protein corresponding to aa1-376 from human SERPINB9, fused to GST-Tag at N-terminal, expressed in E. coli. Molecular Weight: ~69.4kD Amino Acid Sequence: METLSNASGTFAIRLLKILCQDNPSHNVFCSPVSISSALAMVLLGAKGNTATQMAQA