>tr|Q1DDM3|Q1DDM3_MYXXD Cation efflux system protein CusB OS=Myxococcus xanthus (strain DK 1622) GN=MXAN_0989 PE=4 SV=1 MGRRMLACGTTSEWRSAAPAGAHGEGDIAHYTCPMHPSVKQHGPGACPICGMDLTPVSRAELQSGIIRVDDLRRQRIGVK TAKVEQSSMDLSLRALGRVTFDEKSLVDVTLKLDGYIHELRVNATGEPVKKGDVLFTLYSPELYAAQQEYLLARQSQSAA NASLVGAARKRLELWGLSAAQIERVAQRGQPVENMPFLAPASGYVLEKNVVEGAAVKAGERLFRIAPLAKVWVEADVYEQ DLARVKPGHPVEVTLPYLPGKKYAGSVGYVYPSLQGATRTGRIRIELPNPELELKPDMYADVRFLLQGGAPRLQIPDSAV IYTGPRRLVFVDLGEGRLRPQEVKLGIKGNGTYEVLEGLSPGDVVVTSGNFLIAAESRIRSATDDFGGSHAAH