9MOL
Structure of native murine cardiac thin filament at pCa=5.8 in Ca2+-free tilted state (upper strand)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A, B, C, D, E... (A, B, C, D, E...)  | Actin, alpha cardiac muscle 1 | polymer | 377 | 42064.9 | 7 | UniProt (P68033) Pfam (PF00022)  | Mus musculus (house mouse) | Alpha-cardiac actin | 
| 2 | H (H)  | Troponin C, slow skeletal and cardiac muscles | polymer | 161 | 18437.5 | 1 | UniProt (P19123) Pfam (PF13833) Pfam (PF13499)  | Mus musculus (house mouse) | TN-C | 
| 3 | I (I)  | Troponin I, cardiac muscle | polymer | 211 | 24308.9 | 1 | UniProt (P48787) Pfam (PF11636) Pfam (PF00992)  | Mus musculus (house mouse) | Cardiac troponin I | 
| 4 | J, K (J, K)  | Isoform A2 of Troponin T, cardiac muscle | polymer | 291 | 34616.4 | 2 | UniProt (P50752) Pfam (PF00992)  | Mus musculus (house mouse) | TnTc,Cardiac muscle troponin T,cTnT | 
| 5 | L, M, N, O (L, M, N, O)  | Tropomyosin alpha-1 chain | polymer | 284 | 32735.6 | 4 | UniProt (P58771) Pfam (PF00261)  | Mus musculus (house mouse) | Alpha-tropomyosin,Tropomyosin-1 | 
| 6 | BA, P, R, T, V... (G, A, B, C, D...)  | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 7 | Chemie (ADP) | |||
| 7 | AA, CA, Q, S, U... (F, G, A, B, C...)  | MAGNESIUM ION | non-polymer | 24.3 | 7 | Chemie (MG) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 15 | 
| Total formula weight | 537375.8 | |
| Non-Polymers* | Number of molecules | 14 | 
| Total formula weight | 3160.5 | |
| All* | Total formula weight | 540536.4 | 






