>sp|Q8P6M8|PQQD_XANCP PqqA binding protein OS=Xanthomonas campestris pv. campestris GN=pqqD MSTISRDSCPALRAGVRLQHDRARDQWVLLAPERVVELDDIALVVAQRYDGTQSLAQIAQ TLAAEFDADASEIETDVIELTTTLHQKRLLRL