2F8P
Crystal structure of obelin following Ca2+ triggered bioluminescence suggests neutral coelenteramide as the primary excited state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Obelin | polymer | 195 | 22238.9 | 1 | UniProt (Q27709) Pfam (PF13202) Pfam (PF13499) | Obelia longissima | OBL |
| 2 | B, C, D (A) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 3 | E (A) | N-[3-BENZYL-5-(4-HYDROXYPHENYL)PYRAZIN-2-YL]-2-(4-HYDROXYPHENYL)ACETAMIDE | non-polymer | 411.5 | 1 | Chemie (CEI) | |||
| 4 | F (A) | water | water | 18.0 | 136 | Chemie (HOH) |
Sequence modifications
A: 1 - 195 (UniProt: Q27709)
| PDB | External Database | Details |
|---|---|---|
| Ala 2 | Ser 2 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 22238.9 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 531.7 | |
| All* | Total formula weight | 22770.6 |
