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1BR4

SMOOTH MUSCLE MYOSIN MOTOR DOMAIN-ESSENTIAL LIGHT CHAIN COMPLEX WITH MGADP.BEF3 BOUND AT THE ACTIVE SITE

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C, E, G
(A, C, E, G)
MYOSINpolymer82093697.24UniProt (P10587)
Pfam (PF02736)
Pfam (PF00063)
Gallus gallus (chicken)MDE
2B, D, F, H
(B, D, F, H)
MYOSINpolymer15016873.04UniProt (P02607)Gallus gallus (chicken)MDE
3I, L, O, R
(A, C, E, G)
MAGNESIUM IONnon-polymer24.34Chemie (MG)
4J, M, P, S
(A, C, E, G)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.24Chemie (ADP)
5K, N, Q, T
(A, C, E, G)
BERYLLIUM TRIFLUORIDE IONnon-polymer66.04Chemie (BEF)
6U, V, W, X
(A, C, E, G)
waterwater18.08Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains8
Total formula weight442280.8
Non-Polymers*Number of molecules12
Total formula weight2070.1
All*Total formula weight444350.9
*Water molecules are not included.

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PDB entries from 2025-11-05

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