| P43490 | n/a | 6e68 | HVM | A | 502 | e6e68A2 | TIM beta/alpha-barrel | Nicotinate/Quinolinate PRTase C-terminal domain-like | Nicotinate/Quinolinate PRTase C-terminal domain-like | NAPRTase |
| P43490 | n/a | 6e68 | HVM | A | 502 | e6e68B2 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | NAPRTase,NAMPT_N |
| P43490 | n/a | 6e68 | HVM | B | 502 | e6e68A1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | NAMPT_N |
| P43490 | n/a | 6e68 | HVM | B | 502 | e6e68A2 | TIM beta/alpha-barrel | Nicotinate/Quinolinate PRTase C-terminal domain-like | Nicotinate/Quinolinate PRTase C-terminal domain-like | NAPRTase |
| P43490 | n/a | 6e68 | HVM | B | 502 | e6e68B3 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | NAPRTase |