>5w21_B mol:protein length:226 Fibroblast growth factor 23 MHHHHHHSSGLVPRGSGMKETAAAKFERQHMDSPDLGTDDDDKAMGYPNASPLLGSSWG GLIHLYTATARNSYHLQIHKNGHVDGAPHQTIYSALMIRSEDAGFVVITGVMSRRYLCM DFRGNIFGSHYFDPENCRFQHQTLENGYDVYHSPQYHFLVSLGAAKAAFLPGMNPPPYS QFLSRRNEIPLIHFNTPIPRQHTQSAEDDSERDPLNVLKPRARMTPAPA