Potassium channel toxin

Potassium channel toxins are various venoms which block the transport of potassium ions across the plasma membrane through potassium channels.

3D structures of potassium channel toxins

Scorpion toxins

1pnh – PO5-NH2 – NMR
1ktx, 2ktx, 1ksw, 2uvs, 2k4u – kaliotoxin – NMR
3odv - kaliotoxin
1sxm – noxiustoxin – NMR
1sco – lenatoxin – NMR
1acw – P01 – NMR
1txm – maurotoxin – NMR
1tsk – TS kappa – NMR
2pta – PITX-KA – NMR
1c49 – PITX-KB – NMR
2ktc – BT BTK-2 - NMR
1quz, 1wpd, 1y2p – HSTX1 – NMR
1wmt - ISTX – NMR
1wqc – OMTX1 – NMR
1wqe – OMTX3 – NMR
2ck4, 2ck5 – OSK1 – NMR
2jp6 – TC32 - NMR
1rji - BMKX – NMR
1big – BMTX1 – NMR
1bkt – BMKTX – NMR
1s8k – BMKK4 - NMR
1q2k, 1r1g – BMK37 – NMR
3e8y – BMK37
2bmt – BMTX2 – NMR
1m2s – BMTX3 – NMR
1qky – PI7 – NMR
1n8m – Pi4 – NMR
1wz5 – Pi1 – NMR
2k9o – VM24 - NMR
1wm7 - BMP01 – NMR
1du9 – BMP02 – NMR
1wm8 - BMP03 – NMR
1pvz - BMP07 – NMR
1j5j, 1lgl – BEKM-1 – NMR
2li3 – kappa-KTX3, 1 - NMR
1hp9 – kappa-hefutoxin 1 – NMR
1ne5, 1px9 – ergtoxin - NMR
1hp2 – tityustoxin K alpha – NMR
1jlz - tityustoxin alpha KTX – NMR
1scy – scyllatoxin – NMR
1hly – hongotoxin - NMR
1c55, 1c56, 1wt7 – butantoxin – NMR
2axx – discrepin - NMR
1agt – agitoxin – NMR
1v56 – spinoxin - NMR
1pjv – cobatoxin - NMR
1mtx– margatoxin – NMR
2kfe – meucin-24 – NMR
2ky3 – tamapin - NMR

Sea anemone toxins

1bgk – BGK – NMR
1roo – SHK – NMR
2k9e – SHK (mutant) - NMR
1bei, 1c2u – SHK (mutant) - NMR