EMDB EMD-20650

Single particle reconstruction
3.2Å resolution

Calcium-bound MthK gating ring state 2

Map released:
Overview of EMD-20650
Source organism: Methanothermobacter thermautotrophicus [145262]
Fitted atomic model: 6u5n
Primary publication:
Ball-and-chain inactivation in a calcium-gated potassium channel
Fan C, Sukomon N, Flood E, Rheinberger J, Allen TW, Nimigean CM
Nature - (2020)

Function and Biology Details

Sample name: Calcium-bound MthK gating ring
Ligands: CALCIUM ION, water
Proteins: Calcium-bound MthK gating ring, Calcium-gated potassium channel MthK

Experimental Information Details

Resolution: 3.2Å
Resolution method: FSC 0.143 CUT-OFF
Applied symmetry: C2
Reconstruction software: RELION
Microscope: FEI TITAN KRIOS
Detector: GATAN K2 SUMMIT (4k x 4k)