6.1.1.12 25 - assay at 649858, 693741, 695032 6.1.1.12 30 - assay at 674587, 714091 6.1.1.12 37 - aspartylation and inhibition assay 702481 6.1.1.12 37 - assay at 440091, 650996, 652511, 652801, 676127, 676987, 690704 6.1.1.12 37 - ATP/diphosphate exchange and tRNA aminoacylation assay 704504 6.1.1.12 37 50 assay at 37°C or 50°C 694002 6.1.1.12 60 - - 440091, 660355 6.1.1.12 65 - - 106 6.1.1.12 65 - assay at 722323 6.1.1.12 65 - optimum temperature shifts from 65°C to 75°C in the presence of polyamine molecules putrescine, spermine or spermidine 106 6.1.1.12 75 - in presence of polyamine molecules, such as putrescine, spermine, and spermidine 106 6.1.1.12 75 - optimum temperature shifts from 65°C to 75°C in the presence of polyamine molecules putrescine, spermine or spermidine 106