>sp|B8GMX6|PDXA_THISH 4-hydroxythreonine-4-phosphate dehydrogenase OS=Thioalkalivibrio sulfidiphilus GN=pdxA MTTTPRIAITPGEPAGIGPDLVVAVAQVPCAAQRVVLSDPALLRERARLLGLPLEIRPFD PQTPAAPDPAGCLTVMAHALNAPVRPGHLDTANARHVLATLESAVAGCLDGRFDALVTGP VHKGIINDAGIPFTGHTEFLAERSGAPTPVMLLAAGALRVALATTHLPLRAVADAITPAG LEHVLRVLNQDLKTKFAISEPRILVCGLNPHAGEGGHLGREEIEVIGPVLERLRTQGLHL IGPLPADTLFTPRHLEHADAILAMYHDQGLPVLKHAGFGRAVNITLGLPLIRTSVDHGTA LELAGSGRAEAGSFMEAERLAIEMARSAHGL