Table 1. Compressibilities (κ) of HbA under different conditions.
HbA+effectors | κ +/- SD (1/GPa) | |||
---|---|---|---|---|
α-Zn-HbA | – | 0.17 | +/- | 0.05 |
Cl- | 0.19 | +/- | 0.06 | |
IHP | 0.16 | +/- | 0.05 | |
IHP+Cl- | 0.17 | +/- | 0.05 | |
BZF | 0.14 | +/- | 0.04 | |
BZF+Cl- | 0.18 | +/- | 0.06 | |
β-Zn-HbA | – | 0.36 | +/- | 0.07 |
Cl- | 0.25 | +/- | 0.05 | |
IHP | 0.27 | +/- | 0.05 | |
IHP+Cl- | 0.23 | +/- | 0.05 | |
BZF | 0.19 | +/- | 0.04 | |
BZF+Cl- | 0.15 | +/- | 0.04 |
Data of α-Zn-HbA and β-Zn-HbA determined from the pressure shift and broadening of the inhomogeneous distribution functions (IDF-s), without and with different allosteric effectors.