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Cho, Yirang,Chung, Hyunwoo,Jang, Gwang Il,Choi, Dong Han,Noh, Jae Hoon,Cho, Byung Cheol International Union of Microbiological Societies 2013 International journal of systematic and evolutiona Vol.63 No.11
<P>A Gram-staining-negative, non-motile, spore-forming, rod-shaped, marine bacterial strain, CL-KR2<SUP>T</SUP>, was isolated from tropical seawater near Kosrae, an island in the Federated States of Micronesia. Analysis of the 16S rRNA gene sequence of strain CL-KR2<SUP>T</SUP> revealed a clear affiliation with the genus <I>Gracilimonas</I>. Based on phylogenetic analysis, strain CL-KR2<SUP>T</SUP> showed the closest phylogenetic relationship to <I>Gracilimonas tropica</I> CL-CB462<SUP>T</SUP>, with 16S rRNA gene sequence similarity of 96.6 %. DNA–DNA relatedness between strain CL-KR2<SUP>T</SUP> and <I>G. tropica</I> CL-CB462<SUP>T</SUP> was 6.7 % (reciprocal 9.5 %). Strain CL-KR2<SUP>T</SUP> grew in the presence of 1–20 % sea salts and the optimal salt concentration was 3.5–5 %. The temperature and pH optima for growth were 35 °C and pH 7.5. The major cellular fatty acids (≥10.0 %) of strain CL-KR2<SUP>T</SUP> were iso-C<SUB>15 : 0</SUB>, summed feature 3 (iso-C<SUB>15 : 0</SUB> 2-OH and/or C<SUB>16 : 1</SUB>ω7<I>c</I>) and iso-C<SUB>17 : 1</SUB>ω9<I>c</I> and the only isoprenoid quinone was MK-7. The polar lipids were diphosphatidylglycerol, phosphatidylethanolamine, phosphatidylglycerol, an unidentified phospholipid, two unidentified glycolipids and two unidentified lipids. The genomic DNA G+C content of strain CL-KR2<SUP>T</SUP> was 43.2 mol%. The combined phenotypic, chemotaxonomic and phylogenetic data showed that strain CL-KR2<SUP>T</SUP> could be distinguished from the only member of the genus <I>Gracilimonas</I> with a validly published name. Thus, strain CL-KR2<SUP>T</SUP> should be assigned to a novel species in the genus <I>Gracilimonas</I>, for which the name <I>Gracilimonas rosea</I> sp. nov. is proposed. The type strain is CL-KR2<SUP>T</SUP> ( = KCCM 90206<SUP>T</SUP> = JCM 18898<SUP>T</SUP>).</P>
Cho, Yirang,Jang, Gwang Il,Hwang, Chung Yeon,Kim, Eun-Hye,Cho, Byung Cheol International Union of Microbiological Societies 2013 International journal of systematic and evolutiona Vol.63 No.10
<P>A Gram-staining-positive, non-motile, aerobic, non-spore-forming and short rod-shaped bacterial strain, PAMC 26527<SUP>T</SUP>, was isolated from biofilm formed in coastal seawater of the Norwegian Sea. Analysis of the 16S rRNA gene sequence of strain PAMC 26527<SUP>T</SUP> revealed a clear affiliation with the genus <I>Nocardioides</I>. Based on phylogenetic analysis, strain PAMC 26527<SUP>T</SUP> showed the closest phylogenetic relationship with <I>Nocardioides caricicola</I> YC6903<SUP>T</SUP> with 16S rRNA gene sequence similarity of 96.3 %. Strain PAMC 26527<SUP>T</SUP> grew in the presence of 0–5.0 % sea salts. The optimum temperature and pH for growth were 20 °C and pH 7.5. The major cellular fatty acids of strain PAMC 26527<SUP>T</SUP> were iso-C<SUB>16 : 0</SUB>, C<SUB>17 : 1</SUB>ω8<I>c</I> and C<SUB>18 : 1</SUB>ω9<I>c</I> and the major isoprenoid quinone was MK-8(H<SUB>4</SUB>). Cell-wall analysis showed that strain PAMC 26527<SUP>T</SUP> contained <SMALL>ll</SMALL>-diaminopimelic acid. The genomic DNA G+C content was 69.3 mol%. The combined phenotypic, chemotaxonomic and phylogenetic data showed that strain PAMC 26527<SUP>T</SUP> could be clearly distinguished from recognized members of the genus <I>Nocardioides</I>. Thus, strain PAMC 26527<SUP>T</SUP> should be classified as representing a novel species in the genus <I>Nocardioides</I>, for which the name <I>Nocardioides</I> <I>salsibiostraticola</I> sp. nov. is proposed. The type strain is PAMC 26527<SUP>T</SUP> ( = KCTC 29158<SUP>T</SUP> = JCM 18743<SUP>T</SUP>).</P>
Jang, Gwang Il,Cho, Yirang,Cho, Byung Cheol International Union of Microbiological Societies 2013 International journal of systematic and evolutiona Vol.63 No.6
<P>A Gram-staining-positive, non-motile, strictly aerobic, non-spore-forming, vibrio-shaped bacterial strain, CL-TW6<SUP>T</SUP>, was isolated from a reservoir seawater sample from a solar saltern in Korea. Analysis of the 16S rRNA gene sequence of strain CL-TW6<SUP>T</SUP> revealed a clear affiliation with the family <I>Microbacteriaceae</I>. Strain CL-TW6<SUP>T</SUP> showed the closest phylogenetic relationships with the genera <I>Yonghaparkia</I> and <I>Microcella</I>, with 16S rRNA gene sequence similarity of 94.8–95.3 %. The strain grew in the presence of 1–9 % sea salts, at 15–35 °C and at pH 7.0–9.0. The major cellular fatty acids of strain CL-TW6<SUP>T</SUP> were anteiso-C<SUB>15 : 0</SUB> (32.6 %), iso-C<SUB>16 : 0</SUB> (20.4 %), iso-C<SUB>15 : 0</SUB> (13.2 %) and iso-C<SUB>14 : 0</SUB> (11.8 %) and the major menaquinones were MK-9 and MK-10. Cell-wall analysis showed that the peptidoglycan of strain CL-TW6<SUP>T</SUP> contained 2,4-diaminobutyric acid, alanine, glycine and glutamic acid. The major polar lipids were diphosphatidylglycerol and phosphatidylglycerol. The genomic DNA G+C content of strain CL-TW6<SUP>T</SUP> was 60.0 mol%. The combined phenotypic, chemotaxonomic and phylogenetic data showed clearly that strain CL-TW6<SUP>T</SUP> could be distinguished from members of the family <I>Microbacteriaceae</I> with validly published names. Thus, strain CL-TW6<SUP>T</SUP> should be classified as representing a novel genus and species in the family <I>Microbacteriaceae</I>, for which the name <I>Pontimonas salivibrio</I> gen. nov., sp. nov. is proposed. The type strain of <I>Pontimonas salivibrio</I> is CL-TW6<SUP>T</SUP> ( = KCCM 90105<SUP>T</SUP> = JCM 18206<SUP>T</SUP>).</P>
Hwang, Chung Yeon,Lee, Inae,Cho, Yirang,Lee, Yung Mi,Jung, You-Jung,Baek, Kiwoon,Nam, Seung-Il,Lee, Hong Kum International Union of Microbiological Societies 2015 International journal of systematic and evolutiona Vol.65 No.5
<P>A Gram-stain-negative, rod-shaped and non-motile strain, designated PAMC 27266<SUP>T</SUP>, was isolated from deep-sea sediment of the Arctic Ocean. Analysis of the 16S rRNA gene sequence of strain PAMC 27266<SUP>T</SUP> showed closest affiliation with the genus <I>Sediminicola</I> . Phylogenetic analyses revealed that strain PAMC 27266<SUP>T</SUP> formed a robust clade with <I>Sediminicola luteus</I> CNI-3<SUP>T</SUP>, with which it shared 98.9 % 16S rRNA gene sequence similarity. Genomic relatedness analyses based on the average nucleotide identity and genome-to-genome distance showed that strain PAMC 27266<SUP>T</SUP> is clearly distinguished from <I>S. luteus</I> . Cells of strain PAMC 27266<SUP>T</SUP> grew optimally at 15 °C and pH 6.5–7.5 in the presence of 3.5 % (w/v) sea salts. The major polar lipids were phosphatidylethanolamine, two unidentified aminophospholipids and two unidentified lipids. The only respiratory quinone was menaquinone-6. The major cellular fatty acids (>10 %) were C<SUB>16 : 1</SUB>ω6<I>c</I> and/or C<SUB>16 : 1</SUB>ω7<I>c</I> and C<SUB>15 : 0</SUB>. The genomic DNA G+C content was 37.9 mol%. Based on the phylogenetic, genomic, chemotaxonomic and phenotypic data presented, we propose strain PAMC 27266<SUP>T</SUP> ( = KCCM 43038<SUP>T</SUP> = JCM 19894<SUP>T</SUP>) as the type strain of a novel species, with the name <I>Sediminicola arcticus</I> sp. nov.</P>