| Q21HC5 | n/a | 4bq5 | AAL | A | 1795 | e4bq5A2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | Glyco_hydro_42 |
| Q21HC5 | n/a | 4bq5 | AAL | C | 2 | e4bq5A2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | Glyco_hydro_42 |
| Q21HC5 | n/a | 4bq5 | AAL | D | 2 | e4bq5A1 | jelly-roll | Concanavalin A-like | GOLD domain-like (DEPRECATED) | Agarase_CBM (DEPRECATED) |
| Q21HC5 | n/a | 4bq5 | AAL | D | 2 | e4bq5A2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | Glyco_hydro_42 |
| Q21HC5 | n/a | 4bq5 | AAL | E | 2 | e4bq5A1 | jelly-roll | Concanavalin A-like | GOLD domain-like (DEPRECATED) | Agarase_CBM (DEPRECATED) |
| Q21HC5 | n/a | 4bq5 | AAL | F | 4 | e4bq5B2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | Glyco_hydro_42 |
| Q21HC5 | n/a | 4bq5 | AAL | G | 2 | e4bq5B1 | jelly-roll | Concanavalin A-like | GOLD domain-like (DEPRECATED) | Agarase_CBM (DEPRECATED) |
| Q21HC5 | n/a | 4bq5 | AAL | G | 2 | e4bq5B2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | Glyco_hydro_42 |
| Q21HC5 | n/a | 4bq5 | AAL | H | 2 | e4bq5B1 | jelly-roll | Concanavalin A-like | GOLD domain-like (DEPRECATED) | Agarase_CBM (DEPRECATED) |