Sphingomyelin phosphodiesterase 4 MWLSYLQPWR YAPDKQAPGS DSQPRCVSEK WAPFVQENLL MYTKLFVGFL NRALRTDLVS PKHALMVFRV AKVFAQPNLA EMIQKGEQLF LEPELVIPHR QHRLFTAPTF TGSFLSPWPP AVTDASFKVK SHVYSLEGQD CKYTPMFGPE ARTLVLRLAQ LITQAKHTAK SISDQCAESP AGHSFLSWLG FSSMDTNGSY TANDLDEMGQ DSVRKTDEYL EKALEYLRQI FRLSEAQLRQ FTLALGTTQD ENGKKQLPDC IVGEDGLILT PLGRYQIING LRRFEIEYQG DPELQPIRSY EIASLVRTLF RLSSAINHRF AGQMAALCSR DDFLGSFCRY HLTEPGLASR HLLSPVGRRQ VAGHTRGPRL SLRFLGSYRT LVSLLLAFFV ASLFCVGPLP CTLLLTLGYV LYASAMTLLT ERGKLHQP