Protein
Pre-mRNA-splicing factor PRP21
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Function
mRNA splicing factors, PRP9, PRP11, and PRP21, are necessary for binding of the U2 snRNP to the pre-mRNA in an early step of spliceosome assembly.
Sequence
MEPEDTQLKEDIKTTVNYIKQHGVEFENKLLEDERFSFIKKDDPLHEYYTKLMNEPTDTVSGEDNDRKSEREIARPPDFLFSQYDTGISRRDMEVIKLTARYYAKDKSIVEQMISKDGEARLNFMNSSHPLHKTFTDFVAQYKRVYSFTGQEIKKSKRTILDNCFERTQYWEFEKDKDREHDKLVELCKIQFAAIPWDKFTQVAKFSIPEDTEIFEGSLDLEQMRLRRVQTGIKLFDSIKPTNEEEKIVSDQGKQKGGDSKGKKRKIRAVGETRLKKSKK