Store lyophilized/reconstituted at -20°C; once reconstituted make aliquots to avoid repeated freeze-thaw cycles. Please remember to spin the tubes briefly prior to opening them to avoid any losses that might occur from material adhering to the cap or sides of the tube.
PntA (Slr1239) is a complete membrane protein complex involved in the regulation of NAD(P)+ ion :NAD(P)H REDOX homeostasis. The functional enzyme is a dimer of PntA and PntB.