>sp|A7ZW04|PDXA_ECOHS 4-hydroxythreonine-4-phosphate dehydrogenase OS=Escherichia coli O9:H4 GN=pdxA MVKTQRVVITPGEPAGIGPDLVVQLAQREWPVELVVCADATLLTDRAAMLGLPLTLRPYS PNSPAQPQTTGTLTLLPVALRESVTAGQLAIENGHYVVETLARACDGCLNGEFAALITGP VHKGVINDAGIPFTGHTEFFEERSQAKKVVMMLATEELRVALATTHLPLRDIADAITPAL LHEVIAILHHDLRTKFGIAEPRILVCGLNPHAGEGGHMGTEEIDTIIPVLDELRAQGMKL NGPLPADTLFQPKYLDNADAVLAMYHDQGLPVLKYQGFGRGVNITLGLPFIRTSVDHGTA LELAGRGEADVGSFITALNLAIKMIVNTQ