Table 2. Composition of the 48 additive screen solutions.

The concentrations given are the final concentrations used during the experiment.

Well	Additive 1	Additive 2
E1	50 mM sodium chloride
E2	100 mM sodium chloride
E3	150 mM sodium chloride
E4	200 mM sodium chloride
E5	400 mM sodium chloride
E6	600 mM sodium chloride
E7	800 mM sodium chloride
E8	1000 mM sodium chloride
E9	2.5%(v/v) glycerol
E10	5%(v/v) glycerol
E11	10%(v/v) glycerol
E12	15%(v/v) glycerol
F1	20%(v/v) glycerol
F2	3% D-glucose
F3	3% sucrose
F4	10 mM magnesium chloride
F5	10 mM calcium chloride
F6	5 mM manganese chloride
F7	5 mM nickel chloride
F8	5 mM iron(III) chloride
F9	5 mM zinc chloride
F10	5 mM EDTA
F11	100 mM potassium chloride
F12	100 mM lithium chloride
G1	50 mM sodium bromide
G2	50 mM sodium iodide
G3	100 mM sodium formate
G4	100 mM sodium acetate
G5	100 mM sodium malonate
G6	100 mM sodium tartrate
G7	100 mM sodium nitrate
G8	100 mM sodium thiocyanate
G9	100 mM sodium sulfate
G10	100 mM ammonium sulfate
G11	100 mM ammonium chloride
G12	100 mM imidazole pH 7.6
H1	500 mM imidazole pH 7.6
H2	2 mM AMP	5 mM magnesium chloride
H3	2 mM ADP	5 mM magnesium chloride
H4	2 mM AMPPcP	5 mM magnesium chloride
H5	2 mM dCMP	5 mM magnesium chloride
H6	2 mM dGMP	5 mM magnesium chloride
H7	2 mM GDP	5 mM magnesium chloride
H8	2 mM TMP	5 mM magnesium chloride
H9	2 mM NAD	5 mM magnesium chloride
H10	30 mM L-arginine	30 mM L-glutamate
H11	5 mM dithiothreitol
H12	5 mM β-mercaptoethanol