Immunogen sequence: LYAQVSQSKP CERTGSCFSG RCVNSTCLCD PGWVGDQCQH CQGRFKLTEP SGYLTDGPIN YKYKTKCTWL IEGYPNAVLR LRFNHFATEC SWDHMYVYDG DSIYAPLI; Positive Samples: Mouse liver; Cellular Location: Membrane, Single-pass type I membrane protein. ATRNL1 (Attractin