1FUB
FIRST PROTEIN STRUCTURE DETERMINED FROM X-RAY POWDER DIFFRACTION DATA
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C | INSULIN, A CHAIN | polymer | 21 | 2383.7 | 2 | UniProt (P01308) In PDB | ||
2 | B, D | INSULIN, B CHAIN | polymer | 30 | 3434.0 | 2 | UniProt (P01308) Pfam (PF00049) In PDB | ||
3 | B, D | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
4 | B, D | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
5 | B | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 11635.3 | |
Non-Polymers* | Number of molecules | 5 |
Total formula weight | 224.7 | |
All* | Total formula weight | 11860.0 |