Preferred Label : hrdD protein, streptomyces;
MeSH note : RNA polymerase principal sigma factor; a transcription initiation factor that promotes
the attachment of the RNA polymerase to specific initiation sites; amino acid sequence
given in first source;
Registry Number MeSH : 146150-97-2;
Is substance : O;
Origin ID : C071563;
UMLS CUI : C0648480;
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