3JTD
Calcium-free Scallop Myosin Regulatory Domain with ELC-D19A Point Mutation
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Myosin heavy chain, striated adductor muscle | polymer | 65 | 8128.8 | 1 | UniProt (P24733) | Argopecten irradians (Bay scallop) | |
| 2 | B (B) | Myosin regulatory light chain, striated adductor muscle | polymer | 156 | 17560.9 | 1 | UniProt (P13543) Pfam (PF13499) | Argopecten irradians (Bay scallop) | R-LC |
| 3 | C (C) | Myosin essential light chain, striated adductor muscle | polymer | 156 | 17591.6 | 1 | UniProt (P07291) Pfam (PF13499) | Argopecten irradians (Bay scallop) | E-LC, Sulfhydryl light chain, SHLC |
| 4 | D (B) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 5 | E, F, G (A, B, C) | water | water | 18.0 | 58 | Chemie (HOH) |
Sequence modifications
C: 1 - 155 (UniProt: P07291)
| PDB | External Database | Details |
|---|---|---|
| Ala 19 | Asp 20 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 43281.3 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 24.3 | |
| All* | Total formula weight | 43305.6 |
