>tr|A0A0P7NNX9|A0A0P7NNX9_ECOLX L-threonine 3-dehydrogenase OS=Escherichia coli GN=tdh MKALSKLKAEEGIWMTDVPVPELGHNDLLIKIRKTAICGTDVHIYNWDEWSQKTIPVPMV VGHEYVGEVVGIGQEVKGFKIGDRVSGEGHITCGHCRNCRGGRTHLCRNTIGVGVNRPGC FAEYLVIPAFNAFKIPDNISDDLASIFDPFGNAVHTALSFDLVGEDVLVSGAGPIGIMAA AVAKHVGARNVVITDVNEYRLELARKMGVTRAVNVAKENLNDVMAELGMTEGFDVGLEMS GAPPAFRTMLDTMNHGGRIAMLGIPPSDMSIDWTKVIFKGLFIKGIYGREMFETWYKMAA LIQSGLDLSPIITHRFSIDDFQKGFDAMRSGQSGKVILSWD