Binds IGF-I and IGF-II with a relatively low affinity. Stimulates prostacyclin (PGI2) production. Stimulates cell adhesion. May interact with VPS24/CHMP3; the relevance of such interaction however remains unclear. N-glycosylated. Partially edited. In the brain, position 78 is edited at about 55% and position 95 at about 31%. The disease is caused by variants affecting the gene represented in this entry.