>tr|A0A0U2QV53|A0A0U2QV53_9CAUD Heat-labile enterotoxin IIa A chain OS=Escherichia phage Rac-SA53 GN=eltIIaA MIKHVLLFFVFISFSVSANDFFRADSRTPDEIRRAGGLLPRGQQEAYERGTPININLYEH ARGTVTGNTRYNDGYVSTTVTLRQAHLIGQNILGSYNEYYIYVVAPAPNLFDVNGVLGRY SPYPSENEFAALGGIPLSQIIGWYRVSFGAIEGGMQRNRDYRGDLFRGLTVAPNEDGYQL AGFPSNFPAWREMPWSTFAPEQCVPNNKEFKGGVCISATNVLSKYDLMNFKKLLKRRLAL TFFMSEDDFIGVHGERDEL