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Calculated pKa values of residue side chains in the PA63 channel lumen.
| PA63 residue | pKa of side chain | ||
|---|---|---|---|
| Asp237 | 6.28 | ||
| Glu276 | 3.61 | ||
| Asp302 | 4.40 | ||
| His304 | 6.95 | ||
| Asp308 | 3.99 | ||
| His310 | 7.26 | ||
| Asp315 | 3.61 | ||
| Asp335 | 3.45 | ||
| Glu343 | 4.30 | ||
| Glu398 | 4.89 | ||
| Asp425 | 2.81 | ||
| Asp426 | 3.79 | ||
| Glu465 | 5.53 | ||
| Asp472 | 5.14 | ||
| Glu479 | 5.83 | ||
| Glu502 | 5.95 |
