>4MCX_1|Chains A, C, E|Antidote protein|Proteus vulgaris (585) MRQFKVSHPGEMIARDLEDMGVSGRRFAHNIGVTPATVSRLLAGKTALTPSLSIRIAAALGSTPEFWLRLQSNYDLRQLENQIDTSGIVLYGESNEQQQNAQEH >4MCX_2|Chains B, D, F|Killer protein|Proteus vulgaris (585) MGSSHHHHHHSSGLVPRGSHMMIKSFKHKGLKLLFEKGVTSGVPAQDVDRINDRLQAIDTATEIGELNRQIYKLHPLKGDREGYWSITVRANWRITFQFINGDAYILNYEDYH