>tr|A6ZYQ6|A6ZYQ6_YEAS7 Mediator of RNA polymerase II transcription subunit 21 OS=Saccharomyces cerevisiae GN=SRB7 MTDRLTQLQICLDQMTEQFCATLNYIDKNHGFERLTVNEPQMSDKHATVVPPEEFSNTID ELSTDIILKTRQINKLIDSLPGVDVSAEEQLRKIDMLQKKLVEVEDEKIEAIKKKEKLLR HVDSLIEDFVDGIANSKKST