>tr|E1J6N3|E1J6N3_ECOLX N,N'-diacetylchitobiose-specific phosphotransferase enzyme IIB component OS=Escherichia coli MS 124-1 GN=chbB MEKKHIYLFCSAGMSTSLLVSKMRAQAEKYEVPVIIEAFPETLAGEKGQNADVVLLGPQI AYMLPEIQRLLPNKPVEVIDSLLYGKVDGLGVLKAAVAAIKKAAAN