2.7.2.8 ? x * 52000, SDS-PAGE 390290 2.7.2.8 ? x * 29000, SDS-PAGE 642355 2.7.2.8 additional information due to the capacity for self-association the enzyme can exist in different states of aggregation depending on the nature of the ligands and the concentration of phosphate buffer 642355 2.7.2.8 ? dimer or tetramer, 1 or 2 * 43000 + 1 or 2 * 53000, SDS-PAGE 642358 2.7.2.8 dimer 2 * 30000, SDS-PAGE 642361 2.7.2.8 dimer crystalline structure 642363 2.7.2.8 hexamer 6 * 30341, MALDI-TOF MS, 6 * 30344, calculated 659050 2.7.2.8 hexamer 6 * 32000, calculated 659433 2.7.2.8 additional information enzyme hexamer forms a complex with PII signaling protein trimer 659433 2.7.2.8 additional information in vivo complex of enzyme with signal transduction protein PII 659433 2.7.2.8 additional information possible interaction of enzyme with PII signal proteins in vivo 660146 2.7.2.8 hexamer three homodimers are linked to form a ring-like hexamer 675366 2.7.2.8 monomer - 689895 2.7.2.8 hexamer with an extra N-terminal-linked helix interlinking three dimers, the hexameric architecture is not essential for arginine inhibition but is functionally essential for physiologically relevant arginine control of NAGK 692856 2.7.2.8 hexamer - -, 702066, 760403 2.7.2.8 tetramer crystal structure 720845 2.7.2.8 homodimer - 722965 2.7.2.8 dimer - 723511 2.7.2.8 tetramer - 723557 2.7.2.8 homodimer 2 * 27000, SDS-PAGE 760403