Pseudomonas nonhuman article Bacteria (microorganisms) controlled study genetics priority journal phenotype Molecular Sequence Data bacterial growth Antarctica metabolism Antarctic Regions Bacterial Proteins Hydroxybutyrates gene mutation polyhydroxyalkanoic acid unclassified drug Pseudomonas extremaustralis adaptation bacterial gene bacterial genome gene sequence nucleotide sequence poly(3 hydroxybutyric acid) Base Sequence DNA, Bacterial Genome, Bacterial Mutation Polyhydroxyalkanoates