RSPO4 GI:83722284 R-spondin family, member 4 isoform 1 precursor 1 mraplcllll vahavdmlal nrrkkqvgtg lggnctgcii cseengcstc 50 51 qqrlflfirr egirqygkcl hdcppgyfgi rgqevnrckk cgatcescfs 100 101 qdfcirckrq fylykgkclp tcppgtlahq ntrecqgece lgpwggwspc 150 151 thngktcgsa wglesrvrea gragheeaat cqvlsesrkc piqrpcpger 200 201 spgqkkgrkd rrprkdrkld rrldvrprqp glqp