TABLE 5.

Substrate specificity of P. furiosus ADH

Substrate	Activity (U/mg)	%
Alcohols (60 mM)
Methanol	0	0
Ethanol	18.2	100a
1-Propanol	28.5	156
2-Propanol	0	0
1-butanol	30.8	169
Isobutanol	22.2	122
1-Pentanol	31.4	172
1-Hexanol	17.4	95
1-Heptanol	15.7	86
1-Octanol	10.5	57
1,3-Propanediol	1.1	6
2-Phenylethanol	13.8	76
Tryptophol (10 mM)	2.1	11
Glycerol	0	0
d-Sorbitol	0	0
Aldehydes (2 mM)
Acetaldehyde	8.4	46
Phenylacetaldehyde	13.8	76
Methylglyoxal	4.9	27

^aEquals 18.2 U/mg at 80°C.