Preferred Label : PSFS protein, streptomyces sp. A21;
MeSH note : a putative sigma factor from Streptomyces sp. strain A21 can activate the expression
of the crytic operon bgl in Escherichia coli K-12; has been sequenced;
MeSH synonym : putative sigma factor Streptomyces;
Is substance : O;
Origin ID : C118142;
UMLS CUI : C0765213;
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