Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (AAA) | Phycocyanin alpha subunit | polymer | 162 | 17320.3 | 1 | Phormidium rubidum A09DM | ||
| 2 | B (BBB) | Phycocyanin beta subunit | polymer | 172 | 18154.5 | 1 | Phormidium rubidum A09DM | ||
| 3 | C, M, N (AAA, BBB) | PHYCOCYANOBILIN | non-polymer | 588.7 | 3 | Chemie (CYC) | |||
| 4 | D (AAA) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 1 | Chemie (PEG) | |||
| 5 | E, F, G, H, I... (AAA) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 6 | Chemie (EDO) | |||
| 6 | J, K, P, Q (AAA, BBB) | IMIDAZOLE | non-polymer | 69.1 | 4 | Chemie (IMD) | |||
| 7 | O (BBB) | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 1 | Chemie (PGE) | |||
| 8 | R, S (AAA, BBB) | water | water | 18.0 | 459 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 35474.7 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 2671.1 | |
| All* | Total formula weight | 38145.9 |
