>tr|A0A370V379|A0A370V379_9ESCH PTS system N,N'-diacetylchitobiose-specific transporter subunit IIB OS=Escherichia marmotae GN=chbB MEKKHIYLFCSAGMSTSLLVSKMRAQAEKYEVPVIIEAFPETLAGEKGQNADVVLLGPQI AYMLPEIQRLLPNKPVEVIDSLLYGKVDGLGVLKAAVAAIKKAAAN