Positive Samples: Mouse spinal cord, Mouse brain, Rat brain Immunogen sequence: INFTRNKLTS LSRRHFRHLD LSDLILTGNP FTCSCDIMWL KTLQETKSSP DTQDLYCLNE SSKNMPLANL QIPNCGLPSA RLAAPNLTVE EGKSVTLSCS VGGDPLPTLY WDVGNLVSKH MNETSHTQGS LRITNISSDD SGKQISCVAE NLVGEDQDS