4HRT
Scapharca tetrameric hemoglobin, unliganded
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C, E, G (A, C, E, G) | Globin-2 A chain | polymer | 150 | 16153.6 | 4 | UniProt (P14821) Pfam (PF00042) | Scapharca inaequivalvis (Inequivalve ark) | Globin II A chain, HBII-A |
| 2 | B, D, F, H (B, D, F, H) | Hemoglobin B chain | polymer | 152 | 16476.9 | 4 | UniProt (O02480) Pfam (PF00042) UniProt (by SIFTS) (P14822) | Scapharca inaequivalvis (Inequivalve ark) | |
| 3 | I, J, K, L, M... (A, B, C, D, E...) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 8 | Chemie (HEM) | |||
| 4 | N (E) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 5 | R, S, T, U, V... (A, B, C, D, E...) | water | water | 18.0 | 1945 | Chemie (HOH) |
Sequence modifications
A, C, E, G: 4 - 149 (UniProt: P14821)
B, D, F, H: 3 - 151 (UniProt: O02480)
| PDB | External Database | Details |
|---|---|---|
| Ace 0 | - | acetylation |
| Val 1 | - | expression tag |
| Asp 2 | - | expression tag |
| Ala 3 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Ace 0 | - | acetylation |
| Ser 1 | - | expression tag |
| Arg 2 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 8 |
| Total formula weight | 130522.0 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 5026.9 | |
| All* | Total formula weight | 135548.9 |
