4A7H
Structure of the Actin-Tropomyosin-Myosin Complex (rigor ATM 2)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, D, E, F, G | ACTIN, ALPHA SKELETAL MUSCLE | polymer | 375 | 41875.6 | 5 | UniProt (P68135) Pfam (PF00022) In PDB | ORYCTOLAGUS CUNICULUS (RABBIT) | F-ACTIN, ALPHA-ACTIN-1 |
| 2 | B, H | TROPOMYOSIN 1-ALPHA CHAIN | polymer | 136 | 15807.6 | 2 | UniProt (P58772) Pfam (PF00261) In PDB | ORYCTOLAGUS CUNICULUS (RABBIT) | |
| 3 | C, I, J | MYOSIN IE HEAVY CHAIN | polymer | 697 | 79207.3 | 3 | UniProt (Q03479) Pfam (PF00063) In PDB | DICTYOSTELIUM DISCOIDEUM (SLIME MOLD) | MYOE |
| 4 | A, D, E, F, G | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 5 | Chemie (ADP) | |||
| 5 | A, D, E, F, G | CALCIUM ION | non-polymer | 40.1 | 5 | Chemie (CA) |
Sequence modifications
C, I, J: 1 - 697 (UniProt: Q03479)
| PDB | External Database | Details |
|---|---|---|
| Met 77 | Ile 77 | conflict |
| Asp 215 | Asn 215 | conflict |
| Glu 334 | Ser 334 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 478615.3 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 2336.4 | |
| All* | Total formula weight | 480951.7 |
