1.14.13.59 additional information comparison of amino acid sequences of enzyme-encoding genes iucD and aerA -, 658232 1.14.13.59 tetramer 4 * 50000, SDS-PAGE -, 207904 1.14.13.59 tetramer with time the enzyme aggregates to polytetrameric forms, which is reversible by thiols, the C-terminal segment is important for activity and conformational stability 659801