2.7.1.162 dimer - -, 737770 2.7.1.162 monomer 1 * 42500, SDS-PAGE -, 737343 2.7.1.162 monomer 1 * 42500, SDS-PAGE, enzyme NahK is a monomer in solution, and its polypeptide folds in a crescent-like architecture subdivided into two domains by a deep cleft. The N- and C-terminal domains of NahK comprise residues 1-103 and 117-359, respectively. The N-terminal domain contains a characteristic five-stranded antiparallel beta-sheet flanked by two alpha-helices -, 737343 2.7.1.162 additional information enzyme domain architecture, overview -, 737770 2.7.1.162 additional information enzyme NahK is a monomer in solution, and its polypeptide folds in a crescent-like architecture subdivided into two domains by a deep cleft. The N- and C-terminal domains of NahK comprise residues 1-103 and 117-359, respectively. The N-terminal domain contains a characteristic five-stranded antiparallel beta-sheet flanked by two alpha-helices -, 737343