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Protein purity and characterisation of Heligmosomoides polygyrus Venom Allergen-like Protein-4 (HpVAL-4). (A) Coomasie-stained SDS gel reveals the purity of recombinant HpVAL-4 and its monomeric mass of ∼22 kDa. (B) Size exclusion chromatography multi-angle light scattering analysis reveals that HpVAL-4 is an ∼21 kDa monomer in solution. (C) N-glycan composition of plant-produced HpVAL-4.
