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Recombinant Human QPCT protein (NP_036545.1) is produced in Sia-Increased Human Cell Line. This expression system is used for the production of glycoproteins with high sialylation with fucosylation.
This gene encodes human pituitary glutaminyl cyclase, which is responsible for the presence of pyroglutamyl residues in many neuroendocrine peptides. The amino acid sequence of this enzyme is 86% identical to that of bovine glutaminyl cyclase.