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Updated: Jan 28, 2026
08:23
Seawater Sampling and Collection
Published on: June 17, 2009
20.8K
Altererythrobacter maritimus sp. nov., isolated from seawater
Heeyoung Kang1, Haneul Kim1, Kiseong Joh1
1Department of Bioscience and Biotechnology, Hankuk University of Foreign Studies, Gyeonggi 17035, Republic of Korea.
Summary
A novel orange-pigmented bacterium, Altererythrobacter maritimus sp. nov., was discovered in the Yellow Sea. This marine bacterium expands the known diversity within the Altererythrobacter genus.
Area of Science:
- Microbiology
- Marine Biology
- Bacteriology
Background:
- The genus Altererythrobacter comprises Gram-negative bacteria.
- Understanding bacterial diversity in marine environments is crucial for ecological studies.
Purpose of the Study:
- To characterize a novel bacterium isolated from the Yellow Sea.
- To determine the phylogenetic and chemotaxonomic properties of the new isolate.
Main Methods:
- 16S rRNA gene sequence analysis for phylogenetic placement.
- Fatty acid, respiratory quinone, and polar lipid profiling.
- DNA G+C content determination.
Main Results:
- Strain HME9302T, an orange-pigmented, rod-shaped bacterium, was isolated from Yellow Sea seawater.
- Phylogenetic analysis placed strain HME9302T within the Altererythrobacter genus, closely related to A. aurantiacus.
- Chemotaxonomic data (fatty acids, quinones, polar lipids) and DNA G+C content (60.8 mol%) supported its distinct taxonomic status.
Conclusions:
- Strain HME9302T represents a novel species, Altererythrobacter maritimus sp. nov.
- This discovery contributes to the knowledge of marine bacterial biodiversity.
- The proposed type strain is HME9302T.
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