>sp|Q9QZL6|UBP21_MOUSE Ubiquitin carboxyl-terminal hydrolase 21 OS=Mus musculus GN=Usp21 MPQASEHRLGRTREPPVNVQPRVGAKIPFPPRARSKERRNPVPGPNSMLRPLPPRPGPPD ERLKKLELGRGRTSGSRPRGPLRADHGVPLPGSPPPAVALPLPSRTNLARSKSVSSGDLR PMGIALGGHRGAGELGAALSRLALRPEPPTLRRSTSLRRLGGFPGPPTLLSIRTEPPTSH GSFHMISARPSEPFYSDDKMAHHTLLLGSGHVGLRNLGNTCFLNAVLQCLSSTRPLRDFC LRRDFRQEVPGGGRAQELTEAFADVIGALWHPDSCEAVNPTRFRAVFQKYVPSFSGYSQQ DAQEFLKLLMERLHLEINRRGRRAPPILASGPVPSPPRRGGGALHEEPELSDDDRANLMW KRYLEREDSKIVDLFVGQLKSCLKCQACGYRSTTFEVFCDLSLPIPKKGFAGGKVSLRDC FSLFTKEEELESENAPVCDRCRQKTRSTKKLTVQRFPRILVLHLNRFSTSRGSIKKSSVG VDFPLQRLSLGDFASDKAGSPVYQLYALCNHSGSVHYGHYTALCRCQTGWHVYNDSRVSP VSENQVASSEGYVLFYQLMQEPLRCL