Table 3 Archaea and archaeal virus class I RNRs and nearest bacterial/phage neighbours*
From: Ribonucleotide reduction - horizontal transfer of a required function spans all three domains
| Organism | NCBI acc. nos | operon organisation | Comment | |
|---|---|---|---|---|
| 1 | Halomicrobium mukohataei DSM 12286 | NrdA: ZP_03875490 | 5'-nrdR-nrdB-nrdA-3' | |
| NrdB: ZP_03875489 | ||||
| NrdJ: ZP_03874310 | ||||
| NrdR: ZP_03875488 | ||||
| 2 | Halorubrum lacusprofundi ATCC 49239 | NrdA: YP_002564381 | 5'-nrdR-nrdB-nrdA-3' | Class I on chromosome 2 (NC_012028, 0.5 Mb), class II on chromosome 1 (NC_012029, 2.7 Mb) |
| NrdB: YP_002564382 | ||||
| NrdJ: YP_002567020 | ||||
| NrdR: YP_002564383 | ||||
| 3 | Natronomonas pharaonis DSM 2160 | NrdA: YP_327711 | 5'-nrdR-nrdB-nrdA-3' | Class I on plasmid (NC_007427), class II on main chromosome (NC_007426) |
| NrdB: YP_327710 | ||||
| NrdJ: YP_327319 | ||||
| NrdR: YP_327708 | ||||
| 4 | Halophage AAJ-2005 | NrdA: ABB77922 | 5'-nrdB-nrdA-3' | |
| NrdB: ABB77921 | ||||
| NrdJ: ABB77927 | ||||
| 5 | Salinibacter ruber DSM 13855 | NrdA: YP_444285 | 5'-nrdB-nrdA-3' | The NrdA gene contains a group I intron |
| NrdB: YP_444284 | ||||
| NrdJ: YP_444446 | ||||
| 6 | Halobacterium sp. NRC-1 | NrdA: NP_280998 | 5'-nrdA-nrdB-3' | Radical Y to F substitution |
| NrdB: NP_280997 | ||||
| NrdJ: NP_280419 | ||||
| 7 | Halobacterium salinarum R1 | NrdA: YP_001690130 | 5'-nrdA-nrdB-3' |
Radical Y to F substitution Both subunits identical to Halobacterium sp. NRC-1 |
| NrdB: YP_001690129 | ||||
| NrdJ: YP_001689532 | ||||
| 8 | Halogeometricum borinquense DSM 11551 | NrdA: ZP_04000564 | 5'-nrdR-nrdA-nrdB-3' | Radical Y to F substitution |
| NrdB: ZP_04000565 | ||||
| NrdJ: ZP_03999548 | ||||
| NrdR: ZP_04000563 | ||||
| 9 | Halorhabdus utahensis DSM 12940 | NrdA: YP_003131237 | 5'-nrdR-nrdA-nrdB-3' | Radical Y to F substitution |
| NrdB: YP_003131236 | ||||
| NrdD: YP_003130508 | ||||
| NrdG: YP_003130507 | ||||
| NrdJ: YP_003130199 | ||||
| NrdR: YP_003131238 | ||||
| 10 | Natrialba magadii ATCC 43099 | NrdA: ZP_03692957 | 5'-nrdR-nrdA-nrdB-3 | Radical Y to F substitution |
| NrdB: ZP_03692956 | ||||
| NrdJ: ZP_03694849 | ||||
| NrdR: ZP_03692958 | ||||
| 11 | Chlamydia trachomatis D/UW-3/CX | NrdA: NP_220348 | 5'-nrdR-nrdA-nrdB-3 | Radical Y to F substitution |
| NrdB: NP_220349 | ||||
| NrdR: NP_219916 |
