| SAgs | Group (new) | MHC binding site | Human TCR Vβ | References |
| SEB | I | α | Vβ1, 3, 6, 12, 13.2, 15, 17, 20 | [2, 48–53] | SEC | I | α | Vβ3, 12, 13.2, 14, 15, 17, 20 | [48, 49, 52, 53] | SSA | I | α | Vβ1,2,3,5.2,12,15,17,18,19 | [53–56] | SElU | I | α | Vβ13.2/14 | [9, 56] | SElZ | I | NK | NK | — | SpeA | I | α | Vβ2,12,13,14,15 | [9, 52, 53, 56] | SEG | I | α | Vβ3, 12, 13, 14, 15 | [48, 49, 55] | SElR | I | α | Vβ3/11/12/13.2/14 | [9, 55, 56] | SEH | II | α + β | Vβ6.7,8 | [48, 55, 56] | SElW | II | NK | NK | — | SElN | II | α + β | Vβ7, 8, 9, 17 | [9, 49, 55] | SElO | II | α + β | Vβ5, 7, 22 | [9, 49, 55] | SED | II | α + β | Vβ1, 3, 5, 6,7, 8, 9, 12, 14 | [48, 49, 53, 55] | SElP | II | α + β | Vβ5.1/6/8/16/18/21.3 | [9, 55, 56] | SEA | II | α + β | Vβ1, 5, 6, 7, 9,15, 16, 18, 21, 22, 24 | [48, 49, 52, 53, 55] | SEE | II | α + β | Vβ5, 6, 8, 9, 13, 16, 18, 21 | [48, 49, 52, 53] | SpeH | III | NK | Vβ9.1,12.6,23.1 | [56] | SpeI | III | β | Vβ18.1 | [56–58] | SElL | III | α + β | Vβ1, 5.1, 5.2, 5.3, 7.1, 16, 22, 23 | [9, 55, 56] | SEQ | III | α + β | Vβ6.7, 21.3 | [9, 55, 56] | SEK | III | β | Vβ1, 5.1, 5.2, 6.7 | [9, 55, 56] | SEI | III | β | Vβ1, 5, 6, 23 | [48, 49, 55] | SElV | III | α + β | Vβ6/18/21 | [9, 55, 56] | SElM | III | α + β | Vβ6, 8, 9, 18, 21 | [9, 49, 55] | SpeK | IV | β | NK | [56] | SpeL | IV | β | NK | [56] | SpeG | IV | β | Vβ2.1,4.1,6.9,9.1,12.3 | [56, 59] | SpeJ | IV | β | Vβ2.1 | [56] | SpeC | IV | β | Vβ2.1 | [52, 53, 56] | SElX | V | NK | Vβ1/6/8/21 | [9, 56] | TSST-1 | V | α | Vβ2 | [9, 49, 52, 53] | SElY | V | NK | NK | [9] | SElT | V | α | NK | [9] | SmeZ | V | NK | Vβ2,7, 4, 8 | [56] |
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