>tr|A0A2X2VRJ3|A0A2X2VRJ3_CITKO 4-hydroxythreonine-4-phosphate dehydrogenase OS=Citrobacter koseri GN=pdxA MATVQRVVITPGEPAGIGPDLVVQLAQREWPVELVVCADARLLTDRAALLGLPLSLLPYS PNHPAKPQSAGTLTLLPTALRAPVTPGQLSVENGQYVVDTLARACDGCLQGEFAALITGP VHKGVINDAGVPFTGHTEFFEARSQAKKVVMMLATEELRVALATTHLPLRAVADAITPAL LHEVIGILHHDLRTKFGLADPHILVCGLNPHAGEGGHMGTEEIDTIVPVLDDLRAQGMRL SGPLPADTLFQPKYLDHADAVLAMYHDQGLPVLKYQGFGRGVNITLGLPFIRTSVDHGTA LELAGRGQADVGSFITALNLAIKMIVNTQ