KCY
Bonds
| First atom | Second atom | Bond order type | Distance (experimental model) | Distance (ideal model) | Properties |
| OXT | C | sing | 1.34Å | 1.33Å | |
| O | C | doub | 1.21Å | 1.23Å | |
| C | CA | sing | 1.51Å | 1.53Å | |
| CA | N | sing | 1.47Å | 1.47Å | |
| N | H | sing | 1.01Å | 1.00Å | |
| N | H2 | sing | 1.01Å | 1.00Å | |
| OXT | HXT | sing | 0.97Å | 0.95Å | |
| CB | CA | sing | 1.53Å | 1.53Å | |
| CA | HA | sing | 1.09Å | 1.10Å | |
| HBA | CB | sing | 1.09Å | 1.10Å | |
| CG | CB | sing | 1.53Å | 1.52Å | |
| CB | HB | sing | 1.09Å | 1.10Å | |
| SD | CG | sing | 1.81Å | 1.82Å | |
| SD | HSD | sing | 1.35Å | 1.30Å | |
| CG | HG | sing | 1.09Å | 1.10Å | |
| CG | HGA | sing | 1.09Å | 1.10Å |
Angles
| First atom | Second atom | Third atom | Angle (experimental model) | Angle (ideal model) |
| OXT | C | O | 123.2° | 120.0° |
| OXT | C | CA | 116.5° | 120.0° |
| C | OXT | HXT | 109.5° | 117.0° |
| O | C | CA | 120.4° | 120.0° |
| C | CA | N | 110.7° | 109.5° |
| C | CA | CB | 110.3° | 109.5° |
| C | CA | HA | 108.1° | 109.5° |
| CA | N | H | 109.5° | 111.0° |
| CA | N | H2 | 109.5° | 111.0° |
| N | CA | CB | 111.0° | 109.5° |
| N | CA | HA | 108.8° | 109.5° |
| H | N | H2 | 109.5° | 111.0° |
| CB | CA | HA | 108.0° | 109.5° |
| CA | CB | HBA | 108.4° | 109.4° |
| CA | CB | CG | 113.5° | 109.5° |
| CA | CB | HB | 108.4° | 109.4° |
| HBA | CB | CG | 108.4° | 109.5° |
| HBA | CB | HB | 109.5° | 109.5° |
| CG | CB | HB | 108.5° | 109.5° |
| CB | CG | SD | 113.0° | 109.5° |
| CB | CG | HG | 108.6° | 109.5° |
| CB | CG | HGA | 108.6° | 109.5° |
| CG | SD | HSD | 102.0° | 103.0° |
| SD | CG | HG | 108.6° | 109.4° |
| SD | CG | HGA | 108.6° | 109.5° |
| HG | CG | HGA | 109.5° | 109.4° |
Dihedrals
| First atom | Second atom | Third atom | Fourth atom | Torsion (experimental model) | Torsion (ideal model) |
| OXT | C | O | CA | 179.0° | 179.7° |
| OXT | C | CA | N | 55.5° | 159.7° |
| OXT | C | CA | CB | 67.7° | 80.3° |
| OXT | C | CA | HA | 174.5° | 39.7° |
| O | C | CA | N | 123.5° | 20.0° |
| O | C | OXT | HXT | 0.0° | 0.3° |
| O | C | CA | CB | 113.3° | 100.0° |
| O | C | CA | HA | 4.5° | 140.0° |
| C | CA | N | CB | 122.8° | 120.0° |
| C | CA | N | HA | 118.6° | 120.0° |
| C | CA | N | H | 180.0° | 60.0° |
| C | CA | N | H2 | 60.0° | 64.0° |
| CA | C | OXT | HXT | 179.0° | 180.0° |
| C | CA | CB | HA | 117.9° | 120.0° |
| C | CA | CB | HBA | 26.4° | 65.0° |
| C | CA | CB | CG | 94.2° | 175.0° |
| C | CA | CB | HB | 145.2° | 55.0° |
| CA | N | H | H2 | 120.0° | 124.0° |
| N | CA | CB | HA | 119.1° | 120.0° |
| N | CA | CB | HBA | 96.6° | 55.0° |
| N | CA | CB | CG | 142.9° | 65.1° |
| N | CA | CB | HB | 22.2° | 175.0° |
| H | N | CA | CB | 57.2° | 60.0° |
| H | N | CA | HA | 61.4° | 180.0° |
| H2 | N | CA | CB | 62.8° | 176.0° |
| H2 | N | CA | HA | 178.6° | 56.0° |
| CA | CB | HBA | CG | 123.7° | 120.0° |
| CA | CB | HBA | HB | 118.1° | 119.9° |
| CA | CB | CG | HB | 120.6° | 119.9° |
| CA | CB | CG | SD | 140.3° | 180.0° |
| CA | CB | CG | HG | 99.2° | 60.1° |
| CA | CB | CG | HGA | 19.8° | 60.0° |
| HA | CA | CB | HBA | 144.3° | 175.0° |
| HA | CA | CB | CG | 23.7° | 55.0° |
| HA | CA | CB | HB | 96.9° | 65.0° |
| HBA | CB | CG | HB | 118.8° | 120.1° |
| HBA | CB | CG | SD | 19.7° | 60.0° |
| HBA | CB | CG | HG | 140.3° | 59.9° |
| HBA | CB | CG | HGA | 100.8° | 180.0° |
| CB | CG | SD | HG | 120.5° | 120.0° |
| CB | CG | SD | HGA | 120.5° | 120.1° |
| CB | CG | SD | HSD | 180.0° | 179.9° |
| CB | CG | HG | HGA | 118.4° | 120.1° |
| HB | CB | CG | SD | 99.1° | 60.1° |
| HB | CB | CG | HG | 21.5° | 180.0° |
| HB | CB | CG | HGA | 140.4° | 60.0° |
| SD | CG | HG | HGA | 118.4° | 120.0° |
| HSD | SD | CG | HG | 59.5° | 60.0° |
| HSD | SD | CG | HGA | 59.5° | 60.0° |
