structure of human katp bound to atp and adp in propeller (left) and quatrefoil (right) forms

atp background biochemistry biology biomolecule cartoon chain channel chemistry coil color computer conformation control dimensional gated gaussian generated graphic green health helix human illustration isolated katp medicine model molecule potassium propeller protein quaternary quatrefoil receptor ribbon science secondary sensitive shape sheet strand structure subunit sulfonylurea surface template tertiary three white