>sp|Q00739|X193_ECOLX X polypeptide OS=Escherichia coli OX=562 GN=X PE=3 SV=1
MKKWMLAICLMFINEICHATDCFDLAGRDYKIDPDLLRAISWKESRYRVNAIGINPVTGY
GSGLMQVDSQHFNELARYGINPEHLTTDPCMNIYTGAYYLAIAFKKWGITWEAVGAYNAG
FRKTERQNQRRLAYASDVYRIYTGIKSSKGIRIPVTKKSLPEINSVQNN