rbi:RB2501_09535 K01785 aldose 1-epimerase [EC:5.1.3.3] | (GenBank) aldose 1-epimerase rbi:RB2501_04535 K00854 xylulokinase [EC:2.7.1.17] | (GenBank) putative xylulose kinase rbi:RB2501_04540 K01805 xylose isomerase [EC:5.3.1.5] | (GenBank) xylose isomerase