| O06594 | DB04294 | 1qpr | PPC | A | 288 | e1qprA2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | A | 288 | e1qprB1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | A | 288 | e1qprB2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | B | 288 | e1qprA1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | B | 288 | e1qprA2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | B | 288 | e1qprB2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | B | 288 | e1qprE2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | C | 288 | e1qprC2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | C | 288 | e1qprD1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | C | 288 | e1qprD2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | D | 288 | e1qprC1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | D | 288 | e1qprC2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | D | 288 | e1qprD2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | E | 288 | e1qprE2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | E | 288 | e1qprF1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | E | 288 | e1qprF2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | F | 288 | e1qprE1 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | Nicotinate/Quinolinate PRTase N-terminal domain-like | QRPTase_N |
| O06594 | DB04294 | 1qpr | PPC | F | 288 | e1qprE2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |
| O06594 | DB04294 | 1qpr | PPC | F | 288 | e1qprF2 | TIM beta/alpha-barrel | TIM barrels | TIM barrels | QRPTase_C |