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Genome sequence of an obligate hydrocarbonoclastic bacterium Alcanivorax marinus NMRL4 isolated from oil polluted seawater of the Arabian Sea
Marine Genomics ( IF 1.3 ) Pub Date : 2021-04-27 , DOI: 10.1016/j.margen.2021.100875
C B Jagtap 1 , R Mohan Ram 1 , O K Tiwari 1 , S Titus 1 , T Lodha 2
Affiliation  

Alcanivorax belongs to the hydrocarbonoclastic group of bacteria that are known for their preferential growth on alkanes and other related compounds. Here we report the genomic features of Alcanivorax marinus strain NMRL4 (=MCC 4632) isolated from oil polluted seawater of the Arabian Sea. Its 4,062,055 bp genome with 66.1% GC content encodes for 3935 coding sequences. The genome annotations of strain NMRL4 revealed the presence of multiple hydrocarbon degradation genes suggestive of its wider hydrocarbon substrate range. The strain encodes for three alkane monooxygenases, two cytochrome P450 and two flavin binding monooxygenases for degradation of short and long-chain alkanes. The genome shows capabilities for scavenging of nutrients, biofilm formation at oil-water interfaces, chemotaxis, motility and habitat specific adaptation. The genomic insights showed that the strain NMRL4 is an ideal candidate for bioremediation of pollutant petroleum hydrocarbons from the marine environment.



中文翻译:

从阿拉伯海石油污染海水中分离的专性烃类碎屑细菌 Alcanivorax marinus NMRL4 的基因组序列

Alcanivorax属于烃类碎屑菌群,因其优先在烷烃和其他相关化合物上生长而闻名。在这里,我们报告了Alcanivorax marinus的基因组特征菌株 NMRL4 (=MCC 4632) 从阿拉伯海的石油污染海水中分离出来。其 4,062,055 bp 基因组具有 66.1% GC 含量,编码 3935 个编​​码序列。菌株 NMRL4 的基因组注释揭示存在多个烃降解基因,表明其烃底物范围更广。该菌株编码三种烷烃单加氧酶、两种细胞色素 P450 和两种黄素结合单加氧酶,用于降解短链和长链烷烃。基因组显示了清除养分、油水界面生物膜形成、趋化性、运动性和栖息地特定适应的能力。基因组见解表明,菌株 NMRL4 是海洋环境中污染物石油烃生物修复的理想候选者。

更新日期:2021-04-27
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