3NG6
The crystal structure of hemoglobin I from Trematomus newnesi in deoxygenated state obtained through an oxidation/reduction cycle in which potassium hexacyanoferrate and sodium dithionite were alternatively added
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C | Hemoglobin subunit alpha-1 | polymer | 143 | 15703.3 | 2 | UniProt (P45718) Pfam (PF00042) In PDB | Trematomus newnesi | Hemoglobin alpha-1 chain, Alpha-1-globin |
2 | B, D | Hemoglobin subunit beta-1/2 | polymer | 146 | 16246.4 | 2 | UniProt (P45720) Pfam (PF00042) In PDB | Trematomus newnesi | Hemoglobin beta-1/2 chain, Beta-1/2-globin |
3 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
4 | water | water | 18.0 | 105 | Chemie (HOH) |
Sequence modifications
A, C: 1 - 142 (UniProt: P45718)
PDB | External Database | Details |
---|---|---|
Ace 0 | - | acetylation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 63899.4 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 2465.9 | |
All* | Total formula weight | 66365.4 |