>sp|Q9X9Q7|NSAD_SPHXE 2-hydroxychromene-2-carboxylate isomerase OS=Sphingobium xenophagum GN=nsaD MTKTIDFYFDFISPFSYLAQVKLPDLARRTGCVIEYRPIDIPEAKIAAGNYGPSNREVVP KIKVMMADLERWAAKYEVPLTFPASFACSDWNCAALYARGQDQAEAFVTAAYHRIWGIGI DPRDQNELRGCAEDVGLDADALCEFVRSPAGQGEYRKARTQAYQRGVFGAPMMFVDDQIF WGNDRLDFLESYLLD