Immunoglobulin superfamily member 23 XRGPLDVSSS HTPTWRKLLL TGALLTSCTC SAFSELPFSA QLNTLTEGAS VHLPVPGRLE DSLQLMPLKT FPAAIRGVIQ SELNYSVILQ WVVTMDPEPV LSWTFSGVPC GMGEKLFIRR LSCEQLGTYM CIATNSKKQL VSEPVTISLP KPIMQPTEAE PMEPDPTLSL SGGSAIGLLA AGILGAGALI AGMCFIIIQS LRTDRQRIGI CS