| [B] Bacillus amyloliquefaciens (strain FZB42) | BACA200042 | A7Z0G4 | RnmV |
| [B] Bacillus anthracis | BACAN00035 | B0AWH0 | similar to GB:X70991, PID:1206027, and PID:38460; identified by sequence similarity; putative primase-related protein |
| [B] Bacillus cereus (strain AH187) | BACC700035 | B7HPV1 | Primase-related protein |
| [B] Bacillus cereus (strain ATCC 10987) | BACC100038 | Q73FG8 | identified by match to protein family HMM PF01751; match to protein family HMM TIGR00334 primase-related protein |
| [B] Bacillus cereus (strain ATCC 14579 / DSM 31) | BACCR00033 | Q81JA6 | Ribonuclease M5 |
| [B] Bacillus cereus (strain G9842) | BACC200035 | B7ISV0 | Primase-related protein |
| [B] Bacillus cereus (strain ZK) | BACCZ00034 | Q63HG8 | ribonuclease M5 |
| [B] Bacillus cereus subsp. cytotoxis (strain NVH 391-98) | BACCN00034 | A7GJV2 | Primase/topoisomerase like protein |
| [B] Bacillus clausii (strain KSM-K16) | BACSK00069 | Q5WLW3 | ribonuclease M5 |
| [B] Bacillus halodurans | BACHD00055 | Q9KGK5 | BH0056 unknown conserved protein |
| [B] Bacillus licheniformis (strain DSM 13 / ATCC 14580) | BACLD00045 | Q65PI0 | InterProMatches:IPR004466; 5S ribosomal RNA maturation ribonuclease M5 |
| [B] Bacillus pumilus (strain SAFR-032) | BACP200025 | A8F908 | Ribonuclease M5 |
| [B] Bacillus subtilis | BACSU00041 | YABF_BACSU | Hypothetical protein yabF |
| [B] Bacillus thuringiensis (strain Al Hakam) | BACAH00034 | A0R8B3 | ribonuclease M5 |
| [B] Bacillus thuringiensis (subsp. konkukian) | BACHK00034 | Q6HPX6 | ribonuclease M5 |
| [B] Bacillus weihenstephanensis (strain KBAB4) | BACWK00035 | A9VN53 | Primase/topoisomerase like protein |
| [B] Lysinibacillus sphaericus (strain C3-41) | LYSSC00053 | B1HS81 | Hypothetical yabF protein |
| [B] Oceanobacillus iheyensis | OCEIH00049 | Q8EU41 | CDS_ID OB0049 hypothetical protein |
| [B] Exiguobacterium sibiricum (strain DSM 17290 / JCM 13490 / 255-15) | EXIS200034 | B1YGN9 | Primase/topoisomerase like protein |
| [B] Listeria innocua | LISIN00226 | Q92F80 | similar to B. subtilis YabF protein |
| [B] Macrococcus caseolyticus (strain JCSC5402) | MACCJ01922 | B9E8V9 | Putative uncharacterized protein |
| [B] Brevibacillus brevis (strain 47 / JCM 6285 / NBRC 100599) | BREBN00089 | C0ZHC5 | Probable 5S ribosomal RNA maturase |
| [B] Clostridium novyi (strain NT) | CLONN02160 | A0Q3E8 | primase-related protein identified by match to protein family HMM PF01751; match to protein family HMM TIGR00334 |
| [B] Enterococcus faecalis | ENTFA00849 | Q837A8 | Primase-related protein |
| [B] Lactobacillus brevis (strain ATCC 367 / JCM 1170) | LACBA00431 | Q03T57 | Ribonuclease M5 (Toprim domain) |
| [B] Lactobacillus casei (strain ATCC 334) | LACC302387 | Q034Q7 | Ribonuclease M5 (Toprim domain) |
| [B] Lactobacillus casei (strain BL23) | LACCB02637 | B3WAU2 | Uncharacterized protein yabF |
| [B] Lactobacillus plantarum | LACPL00385 | Q88Z94 | unknown |
| [B] Lactobacillus reuteri (strain DSM 20016) | LACRD00200 | A5VI08 | Ribonuclease M5 |
| [B] Lactobacillus reuteri (strain JCM 1112) | LACRJ00197 | B2G5I7 | conserved hypothetical protein |
| [B] Lactobacillus sakei subsp. sakei (strain 23K) | LACSS01643 | Q38V21 | Hypothetical primase-related protein |
| [B] Lactobacillus salivarius subsp. salivarius (strain UCC118) | LACS100220 | Q1WV74 | Ribonuclease M5 COG1658 [L] Small primase-like proteins (Toprim domain) |
| [B] Pediococcus pentosaceus (strain ATCC 25745 / 183-1w) | PEDPA00254 | Q03HF7 | Ribonuclease M5 (Toprim domain) |
| [B] Acholeplasma laidlawii (strain PG-8A) | ACHLI00014 | A9NE78 | Primase-like protein |
| [B] Mycoplasma genitalium | MYCGE00057 | Y057_MYCGE | Uncharacterized protein MG057 |