CLN3 lysosomal/endosomal transmembrane protein, battenin MGGCAGSRRR FSDSEGEETV PEPRLPLLDH QGAHWKNAVG FWLLGLCNNF SYVVMLSAAH DILSHKRTSG NQSHVDPGPT PIPHNSSSRF DCNSVSTAPP GSRQWDLCCW KLRPGCLFSF CGDQPVWCGL R