>3IK4_1|Chains A, B, C, D|Mandelate racemase/muconate lactonizing protein|Herpetosiphon aurantiacus ATCC 23779 (316274) MSLPTTIQAISAEAINLPLTEPFAIASGAQAVAANVLVKVQLADGTLGLGEAAPFPAVSGETQTGTSAAIERLQSHLLGADVRGWRKLAAMLDHAEHEAAAARCGLEMAMLDALTRHYHMPLHVFFGGVSKQLETDMTITAGDEVHAAASAKAILARGIKSIKVKTAGVDVAYDLARLRAIHQAAPTAPLIVDGNCGYDVERALAFCAACKAESIPMVLFEQPLPREDWAGMAQVTAQSGFAVAADESARSAHDVLRIAREGTASVINIKLMKAGVAEGLKMIAIAQAAGLGLMIGGMVESILAMSFSANLAAGNGGFDFIDLDTPLFIAEHPFIGGFAQTGGTLQLADVAGHGVNLEGHHHHHH