Table 4. Hydrogen-bonding and salt-bridge interactions at the dimer interface in HPI.
| Chain B residue | Distance () | Chain A residue |
|---|---|---|
| Arg34NH1 | 3.17 | Glu19OE1 |
| Lys37NZ | 3.13 | Asp16OD1 |
| Asn81ND2 | 2.93 | Asn35OD1 |
| Trp91NE1 | 2.95 | Asn88OD1 |
| Glu23OE1 | 2.68 | Arg34NE |
| Glu23OE2 | 2.69 | Arg34NH2 |
| Asn35OD1 | 3.02 | Asn81ND2 |
| Asn88OD1 | 3.06 | Trp91NE1 |
| Asp172O | 2.89 | Gln174NE2 |