TABLE 2.
Fold change of expression of selected genesa
| Gene | Locus tagb | Annotation | Fold change under growth condition: |
||||||
|---|---|---|---|---|---|---|---|---|---|
| WH | WD | WDH | K | KH | KD | KDH | |||
| Oxidative stress genes | |||||||||
| katG | 20080 | Catalase-peroxidase | 2.120c | 0.703 | 0.936 | NA | NA | NA | NA |
| soxR | 04980 | Redox-sensitive transcriptional activator | 0.614 | 0.909 | 0.620 | 0.630 | 0.452 | 0.497 | 0.233d |
| soxS | 04985 | Regulatory protein | 0.935 | 3.218d | 2.699d | 0.855 | 0.949 | 1.394 | 2.021d |
| sodB | 11860 | Fe-Mn family superoxide dismutase | 0.992 | 0.567 | 0.227d | 0.686 | 0.769 | 0.451c | 0.154d |
| oxyR | 10675 | H2O2-inducible genes activator | 1.029 | 0.588 | 1.013 | 2.596d | 2.153d | 0.862 | 1.212 |
| lexA | 10920 | SOS response genes repressor | 0.851 | 0.391c | 0.297d | 2.871c | 1.791 | 0.330d | 0.203d |
| GPx | 18990 | Glutathione peroxidase | 1.072 | 1.655 | 1.786c | 3.228d | 19.504d | 1.722c | 2.167d |
| recA | 10320 | Recombinase | 0.701 | 0.595 | 0.357d | 2.320 | 2.113 | 0.436c | 0.162d |
| mutT | 00305 | 8-oxo-dGTP diphosphatase | 1.202 | 1.225 | 1.087 | 1.544 | 1.528d | 1.323 | 1.061 |
| ruvB | 15785 | Holliday junction DNA helicase | 1.054 | 1.085 | 1.567d | 2.136d | 1.873d | 1.223 | 1.620d |
| ruvA | 15790 | Holliday junction DNA helicase | 1.063 | 0.965 | 1.488d | 2.147d | 2.156d | 1.223 | 1.697d |
| ruvC | 15795 | Crossover junction endodeoxyribonuclease | 1.412 | 1.460 | 3.448d | 2.637c | 5.608d | 2.808d | 4.431d |
| uvrA | 11250 | Excinuclease ABC subunit A | 0.922 | 1.218 | 0.839 | 1.823 | 1.814d | 0.825 | 0.511d |
| uvrB | 02750 | Excinuclease ABC subunit B | 1.033 | 1.324 | 1.110 | 1.280 | 1.430d | 0.951 | 0.883 |
| uvrD | 05950 | Excinuclease ABC subunit C | 0.760 | 0.672 | 0.590d | 1.362 | 1.093 | 0.528d | 0.386d |
| sufD | 10235 | Fe-S cluster assembly protein | 1.069 | 0.548 | 0.422d | 1.554 | 1.494 | 0.446d | 0.427d |
| sufC | 10240 | Fe-S cluster assembly ATPase | 1.317 | 1.179 | 0.890 | 2.150d | 3.068d | 0.987 | 0.744 |
| sufB | 10265 | Fe-S cluster assembly protein | 0.950 | 1.033 | 0.836 | 2.093 | 3.431d | 0.971 | 0.415d |
| Demethylation pathway genes | |||||||||
| dmdA | 09710 | DMSP demethylase | 1.347 | 2.309d | 2.100d | 1.277 | 1.066 | 2.406d | 1.847d |
| dmdB1 | 10375 | MMPA-CoA ligase | 1.027 | 1.070 | 0.712 | 1.154 | 0.876 | 0.726 | 0.346d |
| dmdB2 | 03420 | MMPA-CoA ligase | 1.147 | 1.195 | 1.277 | 1.583c | 0.867 | 1.234 | 1.421d |
| dmdC1 | 19300 | MMPA-CoA dehydrogenase | 0.910 | 3.422d | 2.849d | 1.180 | 1.819 | 3.719d | 2.084d |
| dmdC2 | 01515 | MMPA-CoA dehydrogenase | 1.487 | 2.605 | 1.601 | 3.223 | 1.038 | 1.418 | 0.475 |
| dmdC3 | 14785 | MMPA-CoA dehydrogenase | 1.114 | 3.957d | 2.449c | 2.127 | 0.967 | 2.099 | 0.734 |
| dmdD | 19305 | MTA-CoA hydratase | 1.476 | 4.966d | 2.217d | 1.038 | 2.012 | 3.535d | 1.720 |
| Cleavage pathway genes | |||||||||
| dddP | 11655 | DMSP lyase | 0.744 | 1.004 | 1.069 | 0.700 | 0.709c | 1.006 | 1.081 |
| dddQ | 22175 | DMSP lyase | 1.098 | 1.079 | 1.586c | 0.911 | 0.828 | 1.257 | 1.874d |
| dddW | 02290 | DMSP lyase | 2.169 | 4.304d | 14.979d | 1.943 | 8.304d | 12.113d | 20.800d |
| acuI | 09715 | NADPH-dependent acryloyl-CoA reductase | 1.114 | 1.693 | 1.356 | 1.010 | 1.248 | 1.474 | 1.420 |
| Other DMSP pathway genes | |||||||||
| acuH | 00755 | Enoyl-CoA hydratase | 1.021 | 0.991 | 0.539 | 0.747 | 1.063 | 0.692 | 0.261d |
| mtoX | 21180 | MeSH oxidase | 1.004 | 39.371d | 13.000d | 1.091 | 1.021 | 15.110d | 4.171d |
| adlH | 00490 | Aldehyde dehydrogenase | 1.364 | 1.077 | 1.082 | 1.092 | 0.855 | 0.827 | 1.042 |
| prpE | 14880 | Propionyl-CoA synthetase | 1.974 | 1.101 | 0.736 | 1.546 | 0.861 | 0.843 | 0.543d |
| Sulfate reduction genes | |||||||||
| cysJI | 13360 | Sulfite reductase | 1.538 | 0.029d | 0.056d | 1.132 | 2.018 | 0.046d | 0.088d |
| cysH | 13365 | Phosophoadenylyl-sulfate reductase | 1.290 | 0.030d | 0.079d | 0.987 | 1.227 | 0.054d | 0.094d |
| SAT | 04535 | Bifunctional sulfate adenylyltransferase/adenylylsulfate kinase | 2.084 | 0.535 | 0.506 | 1.516 | 2.424 | 0.603 | 0.442 |
| Sulfur oxidation sox enzyme system | |||||||||
| soxV | 04990 | Sulfur oxidation V protein | 1.310 | 5.607d | 21.655d | 1.046 | 7.365d | 14.899d | 31.372d |
| soxW | 04995 | Thioredoxin | 0.662 | 0.849 | 0.585c | 0.901 | 0.450d | 0.483d | 0.310d |
| soxX | 05000 | l-cysteine S-thiosulfotransferase | 0.710 | 1.890c | 1.347 | 1.055 | 0.369d | 0.474d | 0.398d |
| soxY | 05005 | Sulfur oxidation Y protein | 0.550 | 1.068 | 0.666 | 0.770 | 0.262d | 0.325d | 0.326d |
| soxZ | 05010 | Sulfur oxidation Z protein | 0.620 | 0.999 | 0.462c | 0.704 | 0.216d | 0.171d | 0.073d |
| soxA | 05015 | l-cysteine S-thiosulfotransferase | 0.645 | 1.088 | 0.651 | 0.828 | 0.303d | 0.344d | 0.284d |
| soxB | 05020 | S-sulfosulfanyl-l-cysteine sulfohydrolase | 0.682 | 2.754d | 2.302d | 0.845 | 0.409d | 1.029 | 1.387 |
| soxC | 05025 | Sulfur oxidation molybdopterin C protein | 0.695 | 10.367d | 10.058d | 0.960 | 1.536 | 3.637d | 5.234d |
| soxD | 05030 | S-disulfanyl-l-cysteine oxidoreductase | 0.759 | 5.763d | 5.591d | 0.926 | 1.104 | 2.239d | 3.523d |
| soxE | 05035 | Diheme cytochrome c | 0.984 | 1.516 | 1.186 | 0.705 | 0.447d | 0.692 | 0.829 |
| soxF | 05040 | Sulfide-cytochrome c reductase | 0.500d | 0.733 | 0.638c | 0.598 | 0.352d | 0.319d | 0.364d |
| Quinone-reducing molybdenum sulfite dehydrogenase SoeABC | |||||||||
| soeC | 17005 | Sulfite dehydrogenase subunit C | 1.456 | 1.805 | 6.018d | 0.981 | 2.885d | 4.516d | 8.861d |
| soeB | 17010 | Sulfite dehydrogenase subunit B | 0.856 | 1.208 | 1.664c | 1.118 | 1.245 | 1.423 | 2.160d |
| soeA | 17015 | Sulfite dehydrogenase subunit A | 1.067 | 1.205 | 3.568d | 1.633 | 4.533d | 3.150d | 5.716d |
| Methionine and cysteine metabolism genes | |||||||||
| metY | 07295 | O-acetyl-l-homoserine sulfhydrylase | 1.379 | 0.879 | 0.456d | 0.834 | 0.706 | 0.578d | 0.317d |
| metZ | 06880 | O-succinyl-l-homoserine sulfhydrylase | 1.385 | 0.704 | 1.019 | 0.929 | 2.006 | 1.098 | 1.499 |
| megL | 21430 | Methionine gamma-lyase | 1.235 | 4.841c | 38.284d | 1.242 | 14.694d | 27.219d | 58.386d |
| MTR | 09575 | 5-methyltetrahydrofolate-homocysteine methyltransferase | 0.736 | 0.515c | 0.336d | 1.086 | 0.560d | 0.368d | 0.203d |
| cysQ | 00195 | 3′(2′),5′-bisphosphate nucleotidase | 1.228 | 1.330 | 0.947 | 0.746 | 1.265 | 1.236 | 0.628 |
| cysK | 11395 | Cysteine synthase A | 1.211 | 0.367d | 0.193d | 0.929 | 1.392 | 0.184d | 0.104d |
| cysE | 11400 | Serine O-acetyltransferase | 0.960 | 0.773 | 0.410d | 0.947 | 0.704 | 0.426d | 0.166d |
| Other gene | |||||||||
| dddD | 08640 | DMSP lyase DddD-like gene | 0.911 | 1.105 | 2.480d | 1.000 | 1.390 | 2.958d | 4.846d |
Abbreviations for growth conditions are defined in Fig. 2. Each comparison was made to the wild type with no additions or W transcriptome. Conditions in parentheses are controls for each comparison. NA, could not be compared due to the gene deletion.
All locus tags have the prefix SPO_RS.
Adjusted P value, <0.1.
Adjusted P value, <0.05.