2.9.1.1 ? x * 48000, SDS-PAGE 691179 2.9.1.1 ? x * 50667, calculation from nucleotide sequence 22913 2.9.1.1 decamer the homodecamer has a ring-like structure with five bilobed wings, similar to the structure of the Escherichia coli complex 691146 2.9.1.1 homodecamer - 725024 2.9.1.1 homodecamer 10 * 50000, SDS-PAGE 739586 2.9.1.1 homodecamer x-ray crystallography 739706 2.9.1.1 additional information formation of the ternary enzyme complex and binding to the ribosome, structure analysis by electron microscopy, 5fold rotational symmetry, overview 691146 2.9.1.1 additional information two SecS monomers interact intimately and together build up two identical active sites around PLP in a Schiff-base linkage with Lys284. Two SecS dimers further associate to form a homotetramer. The N-terminus, which mediates tetramer formation, and a large insertion that remodels the active site set SecS aside from other members of the family 693212 2.9.1.1 tetramer 4 * 49000, SDS-PAGE 693212