Table 2.

Phenotypic and biochemical characteristics of strain 2002 (1) and relative cehtnothe type strains of the closely related genera within the family Neisseriaceae, Psuedogulbenkiania subflava BP-5T (2), Pauldibacterium yongneupense 5YN8-15T (3), Chromobacterium violaceum ATCC 12472T (4), Chromobacterium subtsugae PRAA4-1T (5), Aquitalea magnusonii TRO-001-1DR8T (6), and Gulbenkiania mobilis E4FC31T (7)

Characteristic	1	2a	3b	4c	5f	6g	7h
Isolation source	Freshwater lake sediment	Stream water	Wetland peat	Soil/water	Soil	Humic lake	Municipal wastewater
Colony color	Pink–orange	Yellow		Violet	Violet	Tan	No pigment
DNA G + C content (mol%)	64	63	63	65–68	65	59	63
Growth Temperature	15–40	15–42	4–35	28–40	4–40	28–37	15–45
pH Growth	6.75–8	6–8	4–8	5–8	4.5–9.0	5–8	5.5–9
NaCl tolerance (%)	<1	<1	<5	<4	<3	<1.5	<3
Urease	+	−	−	−e	NT	−	−
Lithoautotrophic	+	NT	NT	−	NT	NT	−
Carbon utilization of
Maltose	+	+	+	−	NT	−	−
Glucose	+	+	+	+	+	+	−
Sucrose	+	+	NT	−	−	−	−
Trehalose	+	+	NT	+	+	−	−
Capric acid	+	+	−	+e	+	NT	+
Mannose	−	−	−	+	+	−	−
N-acetylglucosamine	−	−	+	+	+	+	−
Use of electron acceptors
Nitrous oxide	+	−	NT	−d	−	+	−
Fermentation of
Glucose	−	−	+	+	+	+	−
Ribose	−	−	−	+	NT	−	−
HCN production	−	NT	NT	+	NT	NT	−
Hydrolysis of Gelatin	−	NT	−	+	+	−	−

NT Not tested

^aCharacteristics of P. subflava obtained from Kwon et al. (2008) and Lin et al. (2008)

^bCharacteristics of P. yongneupense obtained from Kwon et al. (2008)

^cCharacteristics of C. violaceum obtained from Gillis & Logan (2005) unless otherwise noted

^dCharacteristics of C. violaceum obtained from Bazylinski et al. (1986)

^eCharacteristics of C. violaceum obtained from the Identification table of the bioMérieux API 20 NE kit

^fCharacteristics of C. subtsugae obtained from Martin et al. (2007) unless otherwise noted

^gCharacteristics of A. magnusonii obtained from Lau et al. (2006) unless otherwise noted

^hCharacteristics of G. mobilis obtained from Vaz-Moreira et al. (2007) unless otherwise noted