1SR6

Structure of nucleotide-free scallop myosin S1

Summary for 1SR6
Related1KK8 1QVI 1S5G
DescriptorMyosin heavy chain, striated muscle, Myosin regulatory light chain, striated adductor muscle, Myosin essential light chain, striated adductor muscle, ... (7 entities in total)
Functional Keywordsscallop myosin s1, near rigor, complex salt bridge, novel conformation of nucleotide, contractile protein
Biological sourceArgopecten irradians
More
Cellular locationCytoplasm, myofibril: P24733
Total number of polymer chains3
Total formula weight131172.00
Authors
Risal, D.,Gourinath, S.,Himmel, D.M.,Szent-Gyorgyi, A.G.,Cohen, C. (deposition date: 2004-03-22, release date: 2004-06-15, Last modification date: 2011-07-13)
Primary citationCohen, C.,Gourinath, S.,Himmel, D.M.,Risal, D.,Szent-Gyorgyi, A.G.
Myosin subfragment 1 structures reveal a partially bound nucleotide and a complex salt bridge that helps couple nucleotide and actin binding.
Proc.Natl.Acad.Sci.Usa, 101:8930-8935, 2004
PubMed: 15184651
DOI: 110.1073/pnas.0403002101
PDB entries with the same primary citation
Experimental method
X-RAY DIFFRACTION (2.75 Å)
Structure validation
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PDB entries from 2021-06-16