PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33983391-10 2021 Thus, HAP4-A and TUP1 are involved in repression of xylose metabolism and fermentation in yeast O. polymorpha and their deletion could be a viable strategy to improve ethanol production from this pentose. Pentoses 196-203 chromatin-silencing transcriptional regulator TUP1 Saccharomyces cerevisiae S288C 17-21