TABLE 2.
Environmental stress-related genes in Steptomonospora sp. PA3 vs Streptomyces coelicolor A3(2).
| Feature in subsystems | Role | PA3 copy no. | A3(2) copy no. |
| Cold shock | Cold shock protein CspA | 3 | 2 |
| Cold shock protein CspC | 1 | 1 | |
| Cold shock protein CspD | 0 | 1 | |
| Cold shock protein CspG | 0 | 1 | |
| Heat shock | Radical SAM family enzyme in heat shock gene cluster | 1 | 1 |
| Heat-inducible transcription repressor HrcA | 1 | 1 | |
| Transcriptional repressor of DnaK operon HspR | 2 | 3 | |
| Chaperone protein DnaK | 1 | 1 | |
| Chaperone protein DnaJ | 2 | 2 | |
| Ribonuclease PH | 1 | 1 | |
| tmRNA-binding protein SmpB | 1 | 1 | |
| Heat shock protein GrpE | 1 | 1 | |
| Translation elongation factor LepA | 1 | 1 | |
| Ribosome-associated heat shock protein | 1 | 1 | |
| Nucleoside 5-triphosphatase RdgB | 1 | 1 | |
| rRNA small subunit methyltransferase E | 1 | 1 | |
| rRNA small subunit methyltransferase I | 1 | 1 | |
| Osmotic stress | Glycerol uptake facilitator protein | 1 | 2 |
| Diaminobutyrate-pyruvate aminotransferase | 1 | 1 | |
| Ectoine hydroxylase | 1 | 1 | |
| L-ectoine synthase | 1 | 1 | |
| L-2,4-diaminobutyric acid acetyltransferase | 1 | 1 | |
| Sarcosine N-methyltransferase | 1 | 0 | |
| Glycine N-methyltransferase | 1 | 0 | |
| Dimethylglycine N-methyltransferase | 1 | 0 | |
| L-proline glycine betaine ABC transport system permease protein ProV | 3 | 3 | |
| Glycine betaine ABC transport system, permease/glycine betaine-binding protein OpuABC | 1 | 1 | |
| Glycine betaine ABC transport system permease protein | 1 | 1 | |
| Glycine betaine transport system OpuAA | 0 | 1 | |
| Glycine betaine transport system OpuAB | 0 | 1 | |
| L-proline glycine betaine binding ABC transporter protein ProX | 2 | 1 | |
| L-proline glycine betaine ABC transport system permease protein ProW | 3 | 0 | |
| Betaine aldehyde dehydrogenase | 1 | 1 | |
| Choline-sulfatase | 1 | 0 | |
| Choline dehydrogenase | 2 | 1 | |
| High-affinity choline uptake protein BetT | 4 | 1 |