Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Orange carotenoid-binding protein | polymer | 317 | 35373.4 | 2 | UniProt (P83689) Pfam (PF09150) Pfam (PF02136) | Arthrospira maxima | OCP |
| 2 | C (C) | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900003) | sucrose | ||
| 3 | D, F (A, B) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 4 | E, G (A, B) | (3'R)-3'-hydroxy-beta,beta-caroten-4-one | non-polymer | 566.9 | 2 | Chemie (EQ3) | |||
| 5 | H, I (A, B) | water | water | 18.0 | 320 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 70746.7 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 342.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1204.6 | |
| All* | Total formula weight | 72293.6 |
