| O06594 | DB02746 | 1qpr | PHT | A | 1 | e1qprA2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | A | 1 | e1qprB1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | B | 1 | e1qprA1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | B | 1 | e1qprA2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | B | 1 | e1qprB2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | C | 1 | e1qprC2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | C | 1 | e1qprD1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | D | 1 | e1qprC1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | D | 1 | e1qprD2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | E | 1 | e1qprE2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB02746 | 1qpr | PHT | E | 1 | e1qprF1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | F | 1 | e1qprE1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB02746 | 1qpr | PHT | F | 1 | e1qprF2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |