>gi|22218341 matrix metalloproteinase 21 preproprotein [Homo sapiens] MLAASIFRPTLLLCWLAAPWPTQPESLFHSRDRSDLEPSPLRQAKPIADL HAAQRFLSRYGWSGVWAAWGPSPEGPPETPKGAALAEAVRRFQRANALPA SGELDAATLAAMNRPRCGVPDMRPPPPSAPPSPPGPPPRARSRRSPRAPL SLSRRGWQPRGYPDGGAAQAFSKRTLSWRLLGEALSSQLSVADQRRIVAL AFRMWSEVTPLDFREDLAAPGAAVDIKLGFGRGRHLGCPRAFDGSGQEFA HAWRLGDIHFDDDEHFTPPTSDTGISLLKVAVHEIGHVLGLPHTYRTGSI MQPNYIPQEPAFELDWSDRKAIQKLYGSCEGSFDTAFDWIRKERNQYGEV MVRFSTYFFRNSWYWLYENRNNRTRYGDPIQILTGWPGIPTHNIDAFVHI WTWKRDERYFFQGNQYWRYDSDKDQALTEDEQGKSYPKLISEGFPGIPSP LDTAFYDRRQKLIYFFKESLVFAFDVNRNRVLNSYPKRITEVFPAVIPQN HPFRNIDSAYYSYAYNSIFFFKGNAYWKVVNDKDKQQNSWLPANGLFPKK FISEKWFDVCDVHISTLNM