CTD nuclear envelope phosphatase 1 MMRTQCLLGL RTFVAFAAKL WSFFIYLLRR QIRTVIQYQT VRYDILPLSP VSRNRLAQVK RKILVLDLDE TLIHSHHDGV LRPTVRPGTP PDFILKVVID KHPVRFFVHK RPHVDFFLEV VSQWY