>3CB3_1|Chains A, B, C, D|Mandelate racemase/muconate lactonizing enzyme|Polaromonas sp. (296591) MSLKTTTSSTPSDRITWVRISSCYLPLATPISDAKVLTGRQKPMTEIAILFAEIETAGGHQGLGFSYSKRAGGPGQFAHAREIAPALIGEDPSDIAKLWDKLCWAGASAGRSGLSTQAIGAFDVALWDLKAKRAGLSLAKLLGSYRDSVRCYNTSGGFLHTPIDQLMVNASASIERGIGGIKLKVGQPDGALDIARVTAVRKHLGDAVPLMVDANQQWDRPTAQRMCRIFEPFNLVWIEEPLDAYDHEGHAALALQFDTPIATGEMLTSAAEHGDLIRHRAADYLMPDAPRVGGITPFLKIASLAEHAGLMLAPHFAMELHVHLAAAYPREPWVEHFEWLEPLFNERIEIRDGRMLVPTRPGLGLTLSGQVKAWTREEAQVGTRPEGHHHHHH