>sp|Q4UXI3|PQQD_XANC8 PqqA binding protein OS=Xanthomonas campestris pv. campestris GN=pqqD MSTISRDSCPALRAGVRLQHDRARDQWVLLAPERVVELDDIALVVAQRYDGTQSLAQIAQ TLAAEFDADASEIETDVIELTTTLHQKRLLRL