>tr|Q8HY44|Q8HY44_BOVIN Complement receptor type 2 OS=Bos taurus GN=cd21 QKTGTWSGPAPRCELSVSELLCPPPQIPRGQISSGQRDQYSYNDTVVFACMFGFTMKGSR AVRCNAQGTWEPSVPVCEKDCQAPPKILNGQKEDRHRVRFDPGTS