>sp|B3PUR0|PSD_RHIE6 Phosphatidylserine decarboxylase proenzyme OS=Rhizobium etli GN=psd MSLFNTVRNTIVPVHKEGYPFVAAFFVASLILGWIFKPLFWIGMIFTLWCAYFFRDPERV TPQDDDLVISPADGKVSAIQMVTPPAELDLGSEPMLRISVFMNVFNCHVNRAPMRGRIVS INYRSGSFVNAELDKASEDNERNGLVIETKHGQIGVVQIAGLVARRILCWANTNEPMDAG ERFGLIRFGSRLDVFLPAGAAPRVSLGQTAIAGETVIAEFASAKGPVISRRS