2DDD
Unique behavior of a histidine responsible for an engineered green-to-red photoconversion process
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | photoconvertible fluorescent protein | polymer | 227 | 25705.3 | 2 | UniProt (Q53UG8) Pfam (PF01353) In PDB | Favia favus | |
| 2 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 3 | A, B | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 4 | water | water | 18.0 | 600 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 227 (UniProt: Q53UG8)
| PDB | External Database | Details |
|---|---|---|
| Val 1 | Met 1 | engineered mutation |
| Val 12 | Leu 12 | engineered mutation |
| Cr8 64 | His 62 | chromophore |
| Cr8 64 | Tyr 63 | chromophore |
| Cr8 64 | Gly 64 | chromophore |
| Lys 70 | Glu 70 | engineered mutation |
| Ser 144 | Pro 144 | engineered mutation |
| Leu 197 | Gln 197 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 51410.6 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 94.6 | |
| All* | Total formula weight | 51505.2 |
