>tr|E3UUX3|E3UUX3_VIBCE Cholera toxin B subunit OS=Vibrio cholerae serotype O1 biovar El Tor GN=ctxB MIKLKFGVFFTVLLSSAYAHGTPQNITDLCAEYHNTQIHTLNDKIFSYTESLAGKREMAI ITFKNGATFQVEVPGSQHIDSQKKAIERMKDTLRIAYLTEAKVEKLCVWNNKTPHAIAAI SMAN