>4nzd_A mol:protein length:219  Interleukin-21 receptor
CPDLVCYTDYLQTVICILEMWNLHPSTLTLTWQDQYEELKDEATSCSLHRSAHNATHAT
YTCHMDVFHFMADDIFSVQITDQSGQYSQECGSFLLAESIKPAPPFDVTVTFSGQYQIS
WRSDYEDPAFYMLKGKLQYELQYRNRGDPWAVSPRRKLISVDSRSVSLLPLEFRKDSSY
ELQVRAGPMPGSSYQGTWSEWSDPVIFQTQSEELKEHHHHHH