UDP-N-acetylhexosamine pyrophosphorylase (UAP1)

Converts UTP and GlcNAc-1-P into UDP-GlcNAc, and UTP and GalNAc-1-P into UDP-GalNAc.

Isoform AGX1 has 2 to 3 times higher activity towards GalNAc-1-P, while isoform AGX2 has 8 times more action towards GlcNAc-1-P.

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