>sp|P40567|MSL1_YEAST U2 small nuclear ribonucleoprotein B'' OS=Saccharomyces cerevisiae GN=MSL1 MVEPARKKQRIDRDTHHTVAEPVTEAKNTLYVSQLNEKINMQRLRVNLFLLFATFGEVLK VSMNFKKQRGQAFITMRTIDQASLAQISLNGERFFGKPLKVEFSKSETKTL