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8QYU

Beta-cardiac myosin S1 fragment in the pre-powerstroke state complexed to Omecamtiv mecarbil

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Myosin-7polymer81092693.12UniProt (Q9BE39)
Pfam (PF02736)
Pfam (PF00063)
Bos taurus (cattle)
2C, D
(G, H)
Myosin light chain 3polymer19921968.02UniProt (P85100)Bos taurus (cattle)
3E, M
(A, B)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.22Chemie (ADP)
4F, N
(A, B)
VANADATE IONnon-polymer114.92Chemie (VO4)
5G, O
(A, B)
MAGNESIUM IONnon-polymer24.32Chemie (MG)
6H, P, Q
(A, B)
FORMIC ACIDnon-polymer46.03Chemie (FMT)
7I, J, K, R
(A, B)
DIMETHYL SULFOXIDEnon-polymer78.14Chemie (DMS)
8L, V
(A, B)
methyl 4-(2-fluoro-3-{[(6-methylpyridin-3-yl)carbamoyl]amino}benzyl)piperazine-1-carboxylatenon-polymer401.42Chemie (2OW)
9S, T
(B)
GLYCEROLnon-polymer92.12Chemie (GOL)
10U
(B)
MALONIC ACIDnon-polymer104.11Chemie (MLA)
11W, X, Y, Z
(A, B, G, H)
waterwater18.0769Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight229322.3
Non-Polymers*Number of molecules18
Total formula weight2674.6
All*Total formula weight231997.0
*Water molecules are not included.

238582

PDB entries from 2025-07-09

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