>tr|D3ZEP2|D3ZEP2_RAT Norrin cystine knot growth factor NDP OS=Rattus norvegicus GN=Ndp MRNHVLAASISMLSLLAIMGDTDSKTDSSFLMDSQRCMRHHYVDSISHPLYKCSSKMVLL ARCEGHCSQASRSEPLVSFSTVLKQPFRSSCHCCRPQTSKLKALRLRCSGGMRLTATYRY ILSCHCEECSS