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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Int J Mass Spectrom. 2016 Dec 15;420:9–15. doi: 10.1016/j.ijms.2016.12.017

Table 2.

The binding affinity (KD) values for HDAC8 - PCBP1 complex measured by direct ESI-MS method.

HDAC8 conc. (μM)* PCBP1 conc. (μM)* KD (μM)
21
6 13 28
29

60
10 10 82
72

56
18 15 59
63

78
5 5.5 101
112
*

Twelve measurements (four different molar ratios, each with three replicas) are presented. Protein concentrations are measured by UV-Vis Spectroscopy directly from buffer exchanged solution.