3.7.1.9 - 247048, 247052, 751149 3.7.1.9 ATCC 17707, strain 345, isozyme HODHII: TOL-like plasmid encoded enzyme, strain RA1012, isozyme HODHI: chromosomally-encoded enzyme 247051 3.7.1.9 by affinity chromatography 671782 3.7.1.9 His-tagged HOD purified by Ni2+/NTA affinity chromatography 674348 3.7.1.9 recombinant enzyme from Escherichia coli strain JM109 by anion exchange chromatography and gel filtration 733435 3.7.1.9 to homogeneity, gel filtration 674958