tokens: Purified Hsk1 phosphorylates the Cdc19 ( Mcm2 ) subunit of the six-member minichromosome maintenance protein complex purified from fission yeast .
folded_tokens: purify hsk1 phosphorylate the cdc19 ( mcm2 ) subunit of the six-member minichromosome maintenance protein complex purify from fission yeast .