Table 4.
Selected main chain dihedral angles (φ, ϕ)° and rmsd (Å) values in E. coli HPRT
| Residue | HPRT Subunit A | HPRT Subunit B | HPRT-IMP Subunit A | HPRT-IMP Subunit B | HPRT-GMP Subunit A | HPRT-GMP Subunit B |
| Pro153 | (−72.9,169.1) | (−71.9,170.3) | (−69.5,169.5) | (−74.8,177.6) | (−67.0,167.9) | (−70.4,172.0) |
| Asp154 | (−69.7,69.7) | (−70.7,66.7) | (−75.1,77.1) | (−74.6,69.3) | (−83.7,79.1) | (69.1,70.8) |
| Glu155 | (−94.4,153.4) | (−92.9,153.7) | (−111.6,155.3) | (−90.4,152.4) | (−107.5,162.4) | (−96.4,148.0) |
| Phe156 | (−75.8,96.6) | (−76.1,97.4) | (−91.2,97.2) | (−81.5,88.9) | (−92.8,103.7) | (−75.7,97.5) |
| Val157 | (−107.7,147.3) | (−108.1,147.7) | (−87.2,154.0) | (−101.6,156.6) | (−92.4,147.2) | (−110.9,153.3) |
| Val158 | (−142.6,163.8) | (−142.5,164.4) | (−145.3,178.7) | (−150.8,169.5) | (−141.1,172.1) | (−144.6,173.0) |
| 153–158a | 0.00 | 0.02 | 0.32 | 0.11 | 0.30 | 0.10 |
a rmsd values for the Cα atoms when the segment from Pro153 to Val158 is superimposed.