TABLE 2.
Characteristics of bacteriocin biosynthetic gene clusters (BBGC) in Clostridium estertheticum complex genomes predicted in silico using antiSMASH webserver.
| Species | Strain | Class | Sequence of core peptide(s)* | Cluster | Proposed name† |
| C. estertheticum | CEST001 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | CM034 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | CF001 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | CF004 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | CF007 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | CF008 | Ia | ITSWSLCTAGCITGRIMGCNK | BBGC1 | Cesin A |
| C. estertheticum | DSM 14864 | Ib | GGGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-E |
| C. estertheticum | MA19 | Ib | GGGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-E |
| C. estertheticum | CF016 | Ib | GGGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-E |
| C. tagluense | CM008 | Ib | GGGVITTFTHECYYNSVSPASWGGCCK GGGVINTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-T |
| Genomospecies2 | CF011 | Ib | GNGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-G |
| Genomospecies2 | CM027 | Ib | GNGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-G |
| Genomospecies2 | CM028 | Ib | GNGVITTFTHECYYNSVSPASWGGCCK | BBGC2 | Estercin A-G |
| C. estertheticum | CF003 | Ib | ASSGAICTATTECTYFSAICC | BBGC3 | Estercin B |
| C. estertheticum | CF009 | Ib | ASSGAICTATTECTYFSAICC | BBGC3 | Estercin B |
| C. estertheticum | CF005 | Ib | TISTHLCATVYLSAVSIAGSIKLTKWILN TTLPCSVLWTVYTAAVSTACCAAATVGASLMISGQIFN | BBGC4 | Estercin C |
| C. tagluense | FP2 | Ib | TNDWVSKQAANIAGLGTNYGRVCTVSAECDFTNLCAGTK TNDWVSKQAANIAGLGTNYGRVCTVSAECDFTNLCGGTK TNDWLSKKAANMAGLGNNYGRVCTVSAECDFTNLCGDTK TNDWLSKKAANMAGLGNNYGRICSVSAECEGFLCGDTK | BBGC5 | Taglucin A |
| C. estertheticum | CF016 | Ib | GGTTPVVSAISATVASATAVSALFTVTSACTKSCNK GWVSTILQGTVGCLASYALGNQGKICTWSVECQNNC | BBGC6 | Estercin D |
| C. estertheticum | CF004 | Ic | ELNCWACLGCVGCAACVFTLALASAMSALTGSNR | BBGC7 | Estercticin A |
| C. tagluense | CM022 | Ic | FNCACICYKESQISETKSGSWAPFTGGCYYSCDSAIAGNLTGNKNTSHSA | BBGC8 | Taglucticin A |
The proposed name of each encoded bacteriocin is given.
*Predicted using antiSMASH in the case of lantibiotics or sequence alignment against other known sactipeptides.
†The suffix “-X” denotes species specific variant e.g., Estercin A–E denotes Estercin A variant identified in C. estertheticum.