>gi|7657039 tumor necrosis factor receptor superfamily, member 21 precursor [Homo sapiens] MGTSPSSSTALASCSRIARRATATMIAGSLLLLGFLSTTTAQPEQKASNL IGTYRHVDRATGQVLTCDKCPAGTYVSEHCTNTSLRVCSSCPVGTFTRHE NGIEKCHDCSQPCPWPMIEKLPCAALTDRECTCPPGMFQSNATCAPHTVC PVGWGVRKKGTETEDVRCKQCARGTFSDVPSSVMKCKAYTDCLSQNLVVI KPGTKETDNVCGTLPSFSSSTSPSPGTAIFPRPEHMETHEVPSSTYVPKG MNSTESNSSASVRPKVLSSIQEGTVPDNTSSARGKEDVNKTLPNLQVVNH QQGPHHRHILKLLPSMEATGGEKSSTPIKGPKRGHPRQNLHKHFDINEHL PWMIVLFLLLVLVVIVVCSIRKSSRTLKKGPRQDPSAIVEKAGLKKSMTP TQNREKWIYYCNGHGIDILKLVAAQVGSQWKDIYQFLCNASEREVAAFSN GYTADHERAYAALQHWTIRGPEASLAQLISALRQHRRNDVVEKIRGLMED TTQLETDKLALPMSPSPLSPSPIPSPNAKLENSALLTVEPSPQDKNKGFF VDESEPLLRCDSTSSGSSALSRNGSFITKEKKDTVLRQVRLDPCDLQPIF DDMLHFLNPEELRVIEEIPQAEDKLDRLFEIIGVKSQEASQTLLDSVYSH LPDLL