6INT:
reference: Crystal structure and functional characterization of a xylose isomerase (PbXI) from the psychrophilic soil microorganism, Paenibacillus sp., Park SH, Kwon S, Lee CW, Kim CM, Jeong CS, Kim KJ, Hong JW, Kim HJ, Park HH, Lee JH, J Microbiol Biotechnol. 2018 Dec 14. pii: 10.4014/jmb.1810.10057. doi:, 10.4014/jmb.1810.10057. PMID: 30602271

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