7.1.3.1 ? x * 64500, SDS-PAGE 748965 7.1.3.1 ? x * 66000, SDS-PAGE 748965 7.1.3.1 ? x * 66000, substrate-binding subunit, SDS-PAGE 748138 7.1.3.1 ? x * 67000, SDS-PAGE 748996 7.1.3.1 ? x * 73000, SDS-PAGE 748137, 748871 7.1.3.1 ? x * 80000-85000, SDS-PAGE 748051 7.1.3.1 ? x * 81000, calculated from amino acid sequence 747015 7.1.3.1 dimer 2 * 73000, SDS-PAGE 654880 7.1.3.1 hexamer composed of two trimers, hexameric form required for full activity and thermostability, gel filtration 655911 7.1.3.1 homodimer - 748931 7.1.3.1 homodimer 2 * 73000, SDS-PAGE 746953 7.1.3.1 homooligomer - 718788 7.1.3.1 monomer same molecular weight in SDS-PAGE and gel filtration 654467 7.1.3.1 additional information VSP1 is preferably expressed in metacyclic forms -, 669456 7.1.3.1 trimer in the absence of Mg2+ 655911