1.1.1.132 ? x * 34460, isoform GMD2, calculated from amino acid sequence 740241 1.1.1.132 ? x * 35200, isoform GMD2, calculated from amino acid sequence 740241 1.1.1.132 dimer 2 * 35000, gel filtration 725424 1.1.1.132 hexamer - 285838, 285842 1.1.1.132 hexamer 6 * 48000, SDS-PAGE 285830 1.1.1.132 additional information forms a domain-swapped dimer with two polypeptide chains contributing to each active site, crystallization data 654702 1.1.1.132 additional information N-terminal amino acid sequence 285830 1.1.1.132 additional information peptide mapping of recombinant wild-type and mutant enzymes with MALDI-TOF mass spectrometry 667316