D-xylose 1-dehydrogenase (NADP+, D-xylono-1,5-lactone-forming); D-xylose (nicotinamide adenine dinucleotide phosphate) dehydrogenase (ambiguous); D-xylose-NADP dehydrogenase (ambiguous); D-xylose:NADP+ oxidoreductase (ambiguous); D-xylose 1-dehydrog • • •