TABLE 3.

Comparative list of selected protein coding genes involved in carbon, nitrogen, and phosphorous metabolism in the closest genomes of Shewanella and Duganella species.

Protein coding genes	Shewanella baltica OS117	Duganella sp. AF9R3	Functional roles	References
Carbon–nitrogen hydrolase family protein	+	+	Reduction of organic nitrogen compounds	Bork and Koonin, 1994
Nitrate reductase/nitrate ABC transporter permease	+	+	Nitrate assimilation	Smith et al., 2007
Two-component sensor histidine kinase	+	+	Nutrient acquisition and phosphate regulation	Santos-Beneit, 2015; Held et al., 2019
Sucrose phosphorylase	+	–	Sucrose phosphorylase activity	Müller and Wegmann, 1978
Glycogen/starch/alpha-glucan phosphorylase	+	–	Glycogen phosphorylase activity, linear malto-oligosaccharide phosphorylase activity, alpha-glucan phosphorylase activity	Schinzel and Nidetzky, 1999
Chitinase C	+	–	Hydrolysis of chitin by the enzyme bound to chitin	Watanabe et al., 1994
Na+-translocating NADH-quinone reductase	+	–	Sodium ion transport	Hayashi et al., 2001
Two-component system response regulator ArcA	+	–	Response to changes in oxygen levels	Gao et al., 2008
Gallate dioxygenase	–	+	Ring-cleavage dioxygenase (gallate degradation)	Kasai et al., 2005; Nogales et al., 2011
Cytochrome P450	–	+	Polycyclic aromatic hydrocarbon degradation	Brezna et al., 2006
Protocatechuate 3,4-dioxygenase	–	+	Benzoate degradation via hydroxylation and 2,4-dichlorobenzoate degradation	Orville et al., 1998
Cellulase	–	+	Involved in degradation of cellulose	López-Mondéjar et al., 2016
Xylan esterase	–	+	Hydrolysis of lignocellulosic materials	López-Mondéjar et al., 2016
Pectin lyase	–	+	Pectin degradation	Hugouvieux-Cotte-Pattat et al., 2014

+, –represent encoding genes present or absent in the closely related genome.