(C) The dsDNA binding assay for the hCAP-G-H subcomplexes. 30-bp dsDNA was incubated with no protein (lanes 1, 5 and 9), increasing amounts of WT hCAP-G-H subcomplex (WT; lanes 2-4), CAP-G K60D/R848E double mutant (K60D/R848E; lanes 6-8) or CAP-G R168E mutant (R168E; lanes 10-12). 