ISOLATION AND CHARACTERIZATION OF A NEW FACULTATIVELY METHYLOTROPHIC BACTERIUM - DESCRIPTION OF METHYLORHABDUS-MULTIVORANS, GEN-NOV, SP-NOV

被引:46
作者
DORONINA, NV
BRAUSSTROMEYER, SA
LEISINGER, T
TROTSENKO, YA
机构
[1] RUSSIAN ACAD SCI,INST BIOCHEM & PHYSIOL MICROORGANISMS,PUSHCHINO 142292,RUSSIA
[2] ETH ZENTRUM,INST MIKROBIOL,CH-8092 ZURICH,SWITZERLAND
关键词
METHYLORHABDUS MULTIVORANS; FACULTATIVE METHYLOTROPH; DICHLOROMETHANE; SERINE PATHWAY;
D O I
10.1016/S0723-2020(11)80454-6
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
A new Gram-negative aerobic, asporogenous, nonmotile, colourless, facultatively methylotrophic bacterium with the serine pathway of C1 assimilation is described. The organism (strain DM13) is a short rod multiplying by fission with the formation of a constriction connecting freshly divided cells. The G+C content of DNA is 66,2 mol %. The major cellular fatty acids are cis-vaccenic, lactobacillic and palmitic acid. The major ubiquinone is Q-10. The bacterium utilizes dichloromethane, methanol and methylamine as C1 sources of carbon and energy as well as a wide range of polycarbon compounds. It shows a low degree of DNA-DNA similarity (<10%) with representatives of the genera Pseudomonas, Methylobacterium, Methylomicrobium, Hyphomicrobium, and Aminobacter. Based on morphological, pheno- and genotypic distinctions, the isolate is proposed to represent a new genus - Methylorhabdus with the type strain Methylorhabdus multivorans gen. nov., sp. nov. The characteristics of the new genus and species are presented.
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页码:92 / 98
页数:7
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