Table 1.
Transcription-associated proteins in the four complete archaeal genomes with homologs present only in Bacteria
| Protein family | M. jannaschii | A. fulgidus | M. thermoautotrophicum | P. horikoshii |
|---|---|---|---|---|
| AsnC/Lrp transcriptional activators | MJ0151 MJ0723 | AF0439 AF0474 AF0584 AF1121 | MTH1193 | PH0045|PHBE036 PH0061|PHBE020 |
| AF1148 AF1404 AF1448 AF1622 | PH0140|PHBN040 PH1013|PHAQ008 | |||
| AF1723 AF1743 | PH1045|PHAJ008 PH1055|PHAI003 | |||
| PH1519|PHCV018 PH1592|PHBQ026 | ||||
| PH1692|PHAV003 PH1916|PHBT016 | ||||
| PHS023|PHS045| | ||||
| PbsX (XRE) family of transcriptional regulators | MJ0272 | AF1627 AF1793 | MTH659 MTH700 MTH1328 | PH0803|PHCH016 PH1748|PHAM003 |
| Methanol dehydrogenase regulator MoxR | AF2425 | MTH1814 | PH0329|PHAY001 PH0385|PHAZ007 | |
| PH0776|PHC1011 | ||||
| Transcription repressors, “phase” integrase family | MJ0367 | MTH893 | PH1826|PHCY045 | |
| TetR/AcrR transcriptional regulators | AF1817 | MTH1063 MTH1787 | ||
| LysR transcriptional activators | MJ0300 MJ1120 | AF2127 | MTH1545 | |
| Mod operon regulation and molybdenym transporter ModE | AF1022 | MTH1470 | ||
| Ferric uptake regulation, global negative regulator Fur | AF2232 | |||
| MerR transcriptional regulators | AF0673 | |||
| ArsR transcriptional regulators | MJ1325 MJ1553 | AF1270 AF1298 AF1697 AF2136 | MTH899 MTH1795 | PH0062|PHBE019 PH1101|PHCM034 |
| PH1744|PHAM006 PH1930|PHBT030 | ||||
| PH1932|PHBT032 | ||||
| MarR transcriptional regulators | MTH313 | |||
| Transcription termination factor NusA | MJ1045 | AF1891 | MTH1054 | PH1543|PHCB022 |
| NagC/XyIR transcriptional regulators | AF1968 | |||
| Diphteria toxin gene iron-binding repressor DtxR | MJ0568 | AF0245 AF1785 AF1984 AF2395 | MTH214 MTH936 | PH1163|PHBU004 |
| HypF transcriptional regulators | MJ0713 | AF1366 | MTH1287 | PH0897|PHAK022 |
| PhoU regulators | MJ1009 MJ1011 | AF1360 | MTH1732 MTH1734 | |
| Phage shock protein C (PspC) transcriptional regulator | PH1080|PHCM013 | |||
| Pur operon repressor PurR | PH1691|PHAV004 | |||
| RpiR regulatory protein involved in RpiB gene repression | MTH1546 | PH1938|PHBT038 | ||
| Arylsulfatase activator | MJ0907 | AF2204 | MTH114 | |
| DegT/DnrJ family transcription regulators | MJ1066 | MTH334 MTH1188 | ||
| Protease synthase & sporulation negative regulatory protein | MJ1207 | AF0521 AF0739 | MTH336 MTH999 | PH0296|PHBL005 PH1933|PHBT033 |
| PAI family | ||||
| Sensory transduction regulatory protein superfamily | AF0021 AF0208 AF0277 AF0410 | MTH123 MTH174 MTH292 MTH356 | PH0482|PHBH003 PH0483|PHBH002 | |
| AF0448 AF0449 AF0450 AF0579 | MTH360 MTH440 MTH444 MTH445 | PH0484|PHBG001 | ||
| AF0770 AF0893 AF1035 AF1036 | MTH446 MTH447 MTH457 MTH459 | |||
| AF1040 AF1041 AF1042 AF1045 | MTH468 MTH548 MTH549 MTH619 | |||
| AF1063 AF1184 AF1256 AF1384 | MTH786 MTH823 MTH901 MTH902 | |||
| AF1452 AF1467 AF1472 AF1473 | MTH985 MTH1124 MTH1260 MTH1607 | |||
| AF1483 AF1515 AF1620 AF1639 | MTH1764 | |||
| AF1721 AF1898 AF2032 AF2109 | ||||
| AF2249 AF2419 AF2420 | ||||
| Sum 168 (23) | 16 (12) | 68 (17) | 50 (18) | 34 (13) |