>sp|Q9Y5K3-2|PCY1B_HUMAN Isoform 1 of Choline-phosphate cytidylyltransferase B OS=Homo sapiens OX=9606 GN=PCYT1B MPVVTTDAESETGIPKSLSNEPPSETMEEIEHTCPQPRLTLTAPAPFADETNCQCQAPHE KLTIAQARLGTPADRPVRVYADGIFDLFHSGHARALMQAKTLFPNSYLLVGVCSDDLTHK FKGFTVMNEAERYEALRHCRYVDEVIRDAPWTLTPEFLEKHKIDFVAHDDIPYSSAGSDD VYKHIKEAGMFVPTQRTEGISTSDIITRIVRDYDVYARRNLQRGYTAKELNVSFINEKRY RFQNQVDKMKEKVKNVEERSKEFVNRVEEKSHDLIQKWEEKSREFIGNFLELFGPDGAWK QMFQERSSRMLQALSPKQSPLKSWARCRDF