Preferred Label : HasR protein, streptomyces ambofaciens;
MeSH note : RNA polymerase sigma factor; genes hasR & hasL are 99% similar at the nucleotide level;
alternative sigma factor homolog; hasR is one copy of a duplicated gene: hasR/hasL;
from Streptomyces ambofaciens; amino acid sequence in first source; GenBank AF050150;
DO NOT confuse with HasR protein, a heme receptor;
Is substance : O;
Origin ID : C116165;
UMLS CUI : C0761036;
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