Detailed information of TA system
Overview
TA module
| Type | IV | Classification (family/domain) | abiEi-abiEii/- |
| Location | 1296512..1297944 | Replicon | chromosome |
| Accession | NC_004116 | ||
| Organism | Streptococcus agalactiae 2603V/R | ||
Toxin (Protein)
| Gene name | abiEi | Uniprot ID | Q8DZ35 |
| Locus tag | SAG1285 | Protein ID | WP_001030302.1 |
| Coordinates | 1297099..1297944 (+) | Length | 282 a.a. |
Antitoxin (Protein)
| Gene name | abiEii | Uniprot ID | Q8DZ36 |
| Locus tag | SAG1284 | Protein ID | WP_000037239.1 |
| Coordinates | 1296512..1297102 (+) | Length | 197 a.a. |
Genomic Context
| Locus tag | Coordinates | Strand | Size (bp) | Protein ID | Product | Description |
|---|---|---|---|---|---|---|
| SAG_RS09115 (SAG1284) | 1296512..1297102 | + | 591 | WP_000037239.1 | type IV toxin-antitoxin system AbiEi family antitoxin domain-containing protein | Antitoxin |
| SAG_RS09120 (SAG1285) | 1297099..1297944 | + | 846 | WP_001030302.1 | nucleotidyl transferase AbiEii/AbiGii toxin family protein | Toxin |
| SAG_RS09125 (SAG1286) | 1298030..1300831 | - | 2802 | WP_000656702.1 | CHAP domain-containing protein | - |
Associated MGEs
| MGE detail |
Similar MGEs |
Relative position |
MGE Type | Cargo ARG | Virulence gene | Coordinates | Length (bp) |
|---|
Relative position:
(1) inside: TA loci is completely located inside the MGE;
(2) overlap: TA loci is partially overlapped with the MGE;
(3) flank: The TA loci is located in the 5 kb flanking regions of MGE.
Sequences
Toxin
Download Length: 282 a.a. Molecular weight: 32414.90 Da Isoelectric Point: 5.2111
>T6319 WP_001030302.1 NC_004116:1297099-1297944 [Streptococcus agalactiae 2603V/R]
MNKAKLTALCHKISKNTGLTFNSVMTYYFLEVILKKLSQSSYSNHYIFKGGFLLSNVIGVESRSTVDIDFLFHQITLSEE
TVKQQLKEILADSEEGISFVIQSITTIKESDDYGGYRATISCQLENIKQVIHLDIATGDVVTPQPITYDYKAIFDEDNFP
IIAYTIETILAEKLQTIYSRNFLNSRSKDFYDVYILSKLKKKDIDFNQLKNACQRTFSYRETELDFEKIIELLERFKSDP
TQNQQWQNYSKKYSYTKGISLANVLDEMISLITIIISTDSD
MNKAKLTALCHKISKNTGLTFNSVMTYYFLEVILKKLSQSSYSNHYIFKGGFLLSNVIGVESRSTVDIDFLFHQITLSEE
TVKQQLKEILADSEEGISFVIQSITTIKESDDYGGYRATISCQLENIKQVIHLDIATGDVVTPQPITYDYKAIFDEDNFP
IIAYTIETILAEKLQTIYSRNFLNSRSKDFYDVYILSKLKKKDIDFNQLKNACQRTFSYRETELDFEKIIELLERFKSDP
TQNQQWQNYSKKYSYTKGISLANVLDEMISLITIIISTDSD
Download Length: 846 bp
>T6319 NC_004116:1297099-1297944 [Streptococcus agalactiae 2603V/R]
ATGAACAAAGCTAAATTAACAGCACTCTGTCATAAAATATCAAAGAATACTGGTTTAACCTTTAATTCCGTGATGACCTA
TTACTTCCTAGAAGTCATTTTGAAAAAATTAAGTCAAAGTTCTTATTCAAATCACTATATCTTCAAAGGAGGATTCCTAC
TGTCGAATGTCATCGGAGTTGAATCTCGTAGCACTGTTGATATTGACTTTTTATTCCATCAAATAACACTCTCAGAAGAA
ACTGTTAAACAGCAACTCAAGGAAATTTTAGCAGATTCCGAAGAAGGTATATCTTTTGTGATTCAATCAATCACAACTAT
TAAAGAAAGTGATGACTATGGTGGCTATCGAGCAACAATTTCGTGCCAACTTGAGAATATTAAACAAGTTATCCATTTGG
ATATTGCGACAGGTGATGTTGTAACTCCTCAGCCGATAACATACGACTATAAAGCTATTTTTGATGAAGACAATTTTCCA
ATCATTGCTTATACAATTGAAACAATTCTAGCTGAAAAACTCCAAACCATCTATTCACGAAACTTCTTGAACAGCAGAAG
CAAAGACTTTTACGATGTTTATATTCTTTCAAAATTGAAGAAAAAAGATATTGATTTCAATCAGTTAAAAAATGCTTGCC
AAAGAACTTTTTCCTATCGCGAAACTGAGCTCGATTTCGAAAAAATTATTGAACTACTCGAGAGATTCAAATCTGATCCT
ACTCAGAATCAACAATGGCAAAATTATTCAAAAAAATATAGTTATACAAAAGGAATTTCACTTGCAAATGTGCTTGATGA
GATGATTAGTCTTATTACAATTATTATTTCTACTGACTCTGATTAA
ATGAACAAAGCTAAATTAACAGCACTCTGTCATAAAATATCAAAGAATACTGGTTTAACCTTTAATTCCGTGATGACCTA
TTACTTCCTAGAAGTCATTTTGAAAAAATTAAGTCAAAGTTCTTATTCAAATCACTATATCTTCAAAGGAGGATTCCTAC
TGTCGAATGTCATCGGAGTTGAATCTCGTAGCACTGTTGATATTGACTTTTTATTCCATCAAATAACACTCTCAGAAGAA
ACTGTTAAACAGCAACTCAAGGAAATTTTAGCAGATTCCGAAGAAGGTATATCTTTTGTGATTCAATCAATCACAACTAT
TAAAGAAAGTGATGACTATGGTGGCTATCGAGCAACAATTTCGTGCCAACTTGAGAATATTAAACAAGTTATCCATTTGG
ATATTGCGACAGGTGATGTTGTAACTCCTCAGCCGATAACATACGACTATAAAGCTATTTTTGATGAAGACAATTTTCCA
ATCATTGCTTATACAATTGAAACAATTCTAGCTGAAAAACTCCAAACCATCTATTCACGAAACTTCTTGAACAGCAGAAG
CAAAGACTTTTACGATGTTTATATTCTTTCAAAATTGAAGAAAAAAGATATTGATTTCAATCAGTTAAAAAATGCTTGCC
AAAGAACTTTTTCCTATCGCGAAACTGAGCTCGATTTCGAAAAAATTATTGAACTACTCGAGAGATTCAAATCTGATCCT
ACTCAGAATCAACAATGGCAAAATTATTCAAAAAAATATAGTTATACAAAAGGAATTTCACTTGCAAATGTGCTTGATGA
GATGATTAGTCTTATTACAATTATTATTTCTACTGACTCTGATTAA
Antitoxin
Download Length: 197 a.a. Molecular weight: 23074.63 Da Isoelectric Point: 7.8056
>AT6319 WP_000037239.1 NC_004116:1296512-1297102 [Streptococcus agalactiae 2603V/R]
MSKKEILLDFIEKNNGIVTNKDCKALGIPTIYLTRLEKEGIIFRVEKGIFLTQNGDYDEYYFFQYRFPKAIFSYISALYL
QQFTDEIPQYFDVTVPRGYRFNTPPANLNIHFVSKEYSELGMTTVPTPMGNNVRVYDFERIICDFVIHREKIDSELFVKT
LQSYGNYPKKNLAKLYEYATKMNTLEKVKQTLEVLI
MSKKEILLDFIEKNNGIVTNKDCKALGIPTIYLTRLEKEGIIFRVEKGIFLTQNGDYDEYYFFQYRFPKAIFSYISALYL
QQFTDEIPQYFDVTVPRGYRFNTPPANLNIHFVSKEYSELGMTTVPTPMGNNVRVYDFERIICDFVIHREKIDSELFVKT
LQSYGNYPKKNLAKLYEYATKMNTLEKVKQTLEVLI
Download Length: 591 bp
>AT6319 NC_004116:1296512-1297102 [Streptococcus agalactiae 2603V/R]
ATGTCAAAAAAAGAGATTCTACTCGATTTTATAGAAAAGAACAATGGCATTGTCACAAACAAAGATTGTAAAGCACTAGG
TATTCCAACAATATATCTGACAAGACTAGAGAAAGAAGGCATTATCTTCCGAGTTGAAAAAGGTATTTTCCTAACCCAAA
ACGGAGACTATGATGAATACTACTTCTTTCAATATCGTTTTCCTAAGGCTATTTTCTCTTATATTTCGGCACTGTATCTA
CAACAGTTTACAGATGAAATTCCACAATATTTTGATGTGACAGTTCCTAGAGGCTACCGCTTTAATACTCCTCCAGCTAA
TCTAAACATTCACTTTGTCTCTAAAGAATACAGCGAGCTGGGAATGACTACTGTACCTACTCCTATGGGAAACAACGTAA
GGGTATATGATTTTGAACGTATTATTTGTGATTTTGTAATACATCGAGAAAAGATTGATTCCGAACTCTTTGTCAAGACA
CTTCAATCTTATGGGAACTATCCTAAAAAAAATCTAGCAAAACTCTATGAATATGCGACAAAAATGAATACTTTAGAAAA
AGTTAAACAAACTCTGGAGGTTCTAATATGA
ATGTCAAAAAAAGAGATTCTACTCGATTTTATAGAAAAGAACAATGGCATTGTCACAAACAAAGATTGTAAAGCACTAGG
TATTCCAACAATATATCTGACAAGACTAGAGAAAGAAGGCATTATCTTCCGAGTTGAAAAAGGTATTTTCCTAACCCAAA
ACGGAGACTATGATGAATACTACTTCTTTCAATATCGTTTTCCTAAGGCTATTTTCTCTTATATTTCGGCACTGTATCTA
CAACAGTTTACAGATGAAATTCCACAATATTTTGATGTGACAGTTCCTAGAGGCTACCGCTTTAATACTCCTCCAGCTAA
TCTAAACATTCACTTTGTCTCTAAAGAATACAGCGAGCTGGGAATGACTACTGTACCTACTCCTATGGGAAACAACGTAA
GGGTATATGATTTTGAACGTATTATTTGTGATTTTGTAATACATCGAGAAAAGATTGATTCCGAACTCTTTGTCAAGACA
CTTCAATCTTATGGGAACTATCCTAAAAAAAATCTAGCAAAACTCTATGAATATGCGACAAAAATGAATACTTTAGAAAA
AGTTAAACAAACTCTGGAGGTTCTAATATGA
Similar Proteins
Only experimentally validated proteins are listed.
| Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
|---|---|---|---|---|
| T10047 | Mycoplasma mycoides subsp. capri str. GM12 |
37.729 |
98.556 |
0.372 |
Multiple sequence alignment
| Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
|---|---|---|---|---|
| AT10047 | Mycoplasma mycoides subsp. capri str. GM12 |
42.929 |
100 |
0.434 |
Multiple sequence alignment
Structures
Toxin
| Source | ID | Structure |
|---|---|---|
| AlphaFold DB | A8D822 |
Antitoxin
| Source | ID | Structure |
|---|---|---|
| AlphaFold DB | A0A2I7ZET8 |
References
(1) Ron L Dy et al. (2014) A widespread bacteriophage abortive infection system functions through a Type IV toxin-antitoxin mechanism. Nucleic Acids Research 42(7):4590-605. [PubMed:24465005]
(2) Hannah G Hampton et al. (2018) AbiEi Binds Cooperatively to the Type IV abiE Toxin-Antitoxin Operator Via a Positively-Charged Surface and Causes DNA Bending and Negative Autoregulation. Journal of Molecular Biology 430(8):1141-1156. [PubMed:29518409]