instruction:
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
question:
 The first operon , orf1 - tolQRA , is iron regulated throughout growth , but iron - regulated expression of tolB and oprL fusions occurs only in late log phase .
answer:
oprL fusions


question:
 Mad3 and Mad4 : novel Max - interacting transcriptional repressors that suppress c - myc dependent transformation and are expressed during neural and epidermal differentiation .
answer:
c - myc


question:
 Paradoxically , loop 3i from the M1Ach - muscarinic receptor also maximally inhibited GnRH agonist - stimulated cAMP accumulation and PRL release by 40 % ( both effects mediated through activation of the Gs protein ) .
answer:

Gs protein