>sp|P9WHQ4|PSD_MYCTO Phosphatidylserine decarboxylase proenzyme OS=Mycobacterium tuberculosis GN=psd MARRPRPDGPQHLLALVRSAVPPVHPAGRPFIAAGLAIAAVGHRYRWLRGTGLLAAAACA GFFRHPQRVPPTRPAAIVAPADGVICAIDSAAPPAELSMGDTPLPRVSIFLSILDAHVQR APVSGEVIAVQHRPGRFGSADLPEASDDNERTSVRIRMPNGAEVVAVQIAGLVARRIVCD AHVGDKLAIGDTYGLIRFGSRLDTYLPAGAEPIVNVGQRAVAGETVLAECR