Function
Has phosphatase activity toward PtdIns(4,5)P2, PtdIns(3,4,5)P3 and Ins(1,4,5)P3. Has a higher substrate affinity toward PtdIns(4,5)P2. Required for secondary wall synthesis and actin organization in fiber cells.
Sequence
MEDRQNDQNDDVFSFFSPSFSAATPSTLFNRSAYSSSSSSGDDESQPSVDDSNKRIDYMIQFLDRRLSEDGNHDGIGDGNGSDSLPEFVGKCGESGIFKVPIRSAVHPNRPPSLDVRPHPLRETQIGRFLRTMTSTERQLWTGGEDGALRVWEFSELYGSGRGLEVEDTAPYKESLGNEFGSAAVVCMIGDEGSRVVWSGHRDGRIRCWRLRGDHGIEEALSWQAHRGPVLSIAISAYGDIWSGSEGGALKVWPWDGALGKSLSLKMEERHMAALAVERSYIDPRNMVSANGFANTLTSDVTFLVSDHTRARVWSASPLTFAIWDARTRDLIKVFNIDGQLENRPENSVYPDFGSEEEGKMKVTASKKEKAQSSLGFFQRSRNAIMGAADAVRRAATKGGFCDDSRKTEAIVISVDGMIWTGSSNGILMRWDGNGNCLQEFAYESSGILCMFTFCSRLWVGYSNGTVQVWDLEGKLLGGWVAHSGPVIKMAIGAGYLFTLANHGGIRGWNVTSPGPLDNVLRAELAGKEFLYSRIENLKILAGTWNVGEGRASTDSLVSWLGCAATGVEIVVVGLQEVEMGAGVLAMSAAKETVGLEGSPLGQWWLDMIGKTLDEGSSFVRVGSRQLAGLLICVWVRHDLKPHVGDVDAAAVPCGFGRAIGNKGAVGVRLRMYDRVLCFVNCHFAAHLEAVNRRNADFDHVYRTMTFSRQSSSLNAGVAGASFGVTMPRGGNALGVNTIEARPELSEADMVIFLGDFNYRLDDITYDETRDFISQRCFDWLREKDQLHTEMEAGNVFQGMREAIIRFPPTYKFERHQAGLAGYDSGEKKRIPAWCDRILYRDNKKHLGAECSLDCPVVSSISQYDACMEVTDSDHKPVRCVFSVKIARVDESVRRQEYGNIINSNKKIKVLLGELSKVPETIVSTNNIILQNQDSTILRITNKSEKNIAFFKIICEGQSKIEEDGQAHDHRARGSFGFPQWLEVSPGTGTIKPNQIAEVSVHLEDFPTVEEFVDGVAQNSWCEDTRDKEVILVLVVHGRFSTETRKHRIRVRHCPRGGPAKNHFNDGTKTSGQINALHRSDYHQLSNTLDVVEQLKNLHSP