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. Author manuscript; available in PMC: 2022 Jan 17.
Published in final edited form as: ACS Chem Biol. 2018 Aug 13;13(9):2568–2576. doi: 10.1021/acschembio.8b00513

Figure 6.

Figure 6.

α1-FANG3 competes with 125I-labeled α-Btx for binding to the intact pentamer in membranes. An α1-FANG3 competition experiment with 10 nM 125I-labeled α-Btx is fitted by a Ki of 2.9 nM and maximally inhibits to ~70% of the total signal.