Membrane bound transcription factor peptidase, site 2 is a protein that in humans is encoded by the MBTPS2 gene.
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Function
This gene encodes a intramembrane zinc metalloprotease, which is essential in development. This protease functions in the signal protein activation involved in sterol control of transcription and the ER stress response. Mutations in this gene have been associated with ichthyosis follicularis with atrichia and photophobia (IFAP syndrome); IFAP syndrome has been quantitatively linked to a reduction in cholesterol homeostasis and ER stress response.[provided by RefSeq, Aug 2009].
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Ming A, Happle R, Grzeschik KH, Fischer G (2009). "Ichthyosis follicularis, alopecia, and photophobia (IFAP) syndrome due to mutation of the gene MBTPS2 in a large Australian kindred". Pediatr Dermatol. 26 (4): 427–31. doi:10.1111/j.1525-1470.2009.00946.x. PMID19689518.
Aten E, Brasz LC, Bornholdt D, Hooijkaas IB, Porteous ME, Sybert VP, Vermeer MH, Vossen RH, van der Wielen MJ, Bakker E, Breuning MH, Grzeschik KH, Oosterwijk JC, den Dunnen JT (October 2010). "Keratosis Follicularis Spinulosa Decalvans is caused by mutations in MBTPS2". Hum. Mutat. 31 (10): 1125–33. doi:10.1002/humu.21335. PMID20672378.
Ding YG, Wang JY, Qiao JJ, Mao XH, Cai SQ (October 2010). "A novel mutation in MBTPS2 causes ichthyosis follicularis, alopecia and photophobia (IFAP) syndrome in a Chinese family". Br. J. Dermatol. 163 (4): 886–9. doi:10.1111/j.1365-2133.2010.09890.x. PMID20854407.
Tang L, Liang J, Wang W, Yu L, Yao Z (April 2011). "A novel mutation in MBTPS2 causes a broad phenotypic spectrum of ichthyosis follicularis, atrichia, and photophobia syndrome in a large Chinese family". J. Am. Acad. Dermatol. 64 (4): 716–22. doi:10.1016/j.jaad.2010.02.045. PMID21315478.
Oeffner F, Martinez F, Schaffer J, Salhi A, Monfort S, Oltra S, Neidel U, Bornholdt D, van Bon B, König A, Happle R, Grzeschik KH (May 2011). "Intronic mutations affecting splicing of MBTPS2 cause ichthyosis follicularis, alopecia and photophobia (IFAP) syndrome". Exp. Dermatol. 20 (5): 447–9. doi:10.1111/j.1600-0625.2010.01238.x. PMID21426410.