>sp|Q00739|X193_ECOLX X polypeptide OS=Escherichia coli GN=X
MKKWMLAICLMFINEICHATDCFDLAGRDYKIDPDLLRAISWKESRYRVNAIGINPVTGY
GSGLMQVDSQHFNELARYGINPEHLTTDPCMNIYTGAYYLAIAFKKWGITWEAVGAYNAG
FRKTERQNQRRLAYASDVYRIYTGIKSSKGIRIPVTKKSLPEINSVQNN