>2x4k_A mol:protein length:63 4-OXALOCROTONATE TAUTOMERASE SMMPIVNVKLLEGRSDEQLKNLVSEVTDAVEKTTGANRQAIHVVIEEMKPNHYGVAGVRKSDQ >2x4k_B mol:protein length:63 4-OXALOCROTONATE TAUTOMERASE SMMPIVNVKLLEGRSDEQLKNLVSEVTDAVEKTTGANRQAIHVVIEEMKPNHYGVAGVRKSDQ