9YK9

The structure of the cardiac native crossbridge in the rigor state, myosin heads bound to actin molecules 1 and 2

Summary for 9YK9

• Entry DOI: 10.2210/pdb9yk9/pdb
• EMDB information: 73042
• Descriptor: Actin, alpha cardiac muscle 1, Tropomyosin alpha-1 chain, Troponin T2, cardiac type, ... (7 entities in total)
• Functional Keywords: cardiac myosin, tropomyosin, thin filament, troponin, motor protein
• Biological source: Sus scrofa (pig); More
• Total number of polymer chains: 13
• Total formula weight: 825933.89

Authors

Galkin, V.E.,Risi, C.M. (deposition date: 2025-10-06, release date: 2026-07-22)

• Primary citation: Galkin, V.E.,Risi, C.M.; The structure of the native cardiac cross-bridge; To Be Published,

Experimental method

ELECTRON MICROSCOPY (4.5 Å)