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. 2010 Jan 6;285(12):9211–9220. doi: 10.1074/jbc.M109.057760

TABLE 2.

Binding parameters of full-length pET28a-Mp1p with fatty acids and pET28a-LBD2 (WT or mutant) with palmitoleic acid

All of the binding parameters were derived from ITC assays at 25 °C as described under “Experimental Procedures.” Kd is the dissociation constant, and n is the number of binding sites.

Protein Fatty acid Kd ΔH n
μm kJ/mol
Mp1p Palmitoleic acid 6.34 −43.77 2.16
Mp1p Oleic acid 4.15 −39.38 2.21
Mp1p Arachidonic acid 2.36 −43.99 2.31
LBD2 Palmitoleic acid 2.34 −51.58 1.00
LBD2 S313A Palmitoleic acid 1.24 −58.48 0.69
LBD2 S313A/S332A Palmitoleic acid 18.82 −44.50 0.76