This manuscript reports a valuable new mechanism of regulation of the glutamine synthetase in the archaeon Methanosarcina mazei and clarifies the direct activation of glutamine synthetase activity by ...

This is a scanning single beam scanning spectrophotometer model M501 with an on-board LED display and keypad offering local control. The sealed and solvent-resistant tactile keypad has an alpha ...

ISWI-family nucleosome remodeling enzymes need the histone H4 N-terminal tail to mobilize nucleosomes. Here we mapped the H4-tail binding pocket of ISWI. Surprisingly the binding site was adjacent to ...