Factor XII in PMM2-CDG patients: role of N-glycosylation in the secretion and function of the first element of the contact pathway.
Raquel López-GálvezMaría Eugenia de la Morena-BarrioAlberto López-LeraMonika PathakAntonia MiñanoMercedes SerranoDelphine BorgelVanessa RoldánVicente VicenteJonas EmsleyJavier CorralPublished in: Orphanet journal of rare diseases (2020)
N-glycosylation at Asn230 is essential for FXII secretion. PMM2-CDG have high levels of FXII lacking N-glycosylation at Asn414, but this glycoform displays similar activation than fully glycosylated, explaining the absence of angioedema in CDG.