Sphingopyxis alaskensis

Siddiqi, Muhammad Zubair, Kim, Seung-Bum, Cho, Jang-Cheon, Yoon, Jung-Hoon, Joh, Ki-seong, Seong, Chi-Nam, Bae, Jin-Woo, Jahng, Kwang-Yeop & Im, Che-Ok Jeon and Wan-Taek, 2017, Description of 39 unrecorded bacterial species in Korea, belonging to the class Alphaproteobacteria, Journal of Species Research 6 (2), pp. 141-153 : 149

Description of Sphingopyxis alaskensis W5-3-3

Cells are Gram­staining­negative, non­flagellated, and rod­shaped. Colonies are circular, raised, entire and yellow colored after 2 days of incubation on R2A at 25°C. Positive for esculin hydrolysis and β ­galactosidase in API 20NE, but negative for nitrate reduction, indole production, gelatinase, glucose fermentation, arginine dihydrolase and urease. Does not utilize L­arabinose, D­mannose, D­mannitol, N ­acetyl­glucosamine, potassium gluconate, capric acid, trisodium citrate and phenylacetic acid but utilizes D­glucose, adipic acid, D­maltose and malic acid. Strain W5­3­3 (= NIBRBA0000114818) has been isolated from mineral water, Daejeon, Korea.