PPCS GI:116875846 phosphopantothenoylcysteine synthetase isoform b 1 mfylaaavsd fyvpvsempe hkiqssggpl qitmkmvpkl lsplvkdwap 50 51 kafiisfkle tdpaivinra rkaleiyqhq vvvanilesr qsfvfivtkd 100 101 setklllsee eiekgveiee kivdnlqsrh tafigdrn