2ZFO
Structure of the partially unliganded met state of 400 kDa hemoglobin: Insights into ligand-induced structural changes of giant hemoglobins
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Extracellular giant hemoglobin major globin subunit A1 | polymer | 140 | 15188.9 | 1 | UniProt (Q7M419) Pfam (PF00042) In PDB | Oligobrachia mashikoi (Beard worm) | Major globin chain b |
2 | B | Extracellular giant hemoglobin major globin subunit A2 | polymer | 142 | 15327.1 | 1 | UniProt (Q7M413) Pfam (PF00042) In PDB | Oligobrachia mashikoi (Beard worm) | Major globin chain a5 |
3 | C | Extracellular giant hemoglobin major globin subunit B2 | polymer | 147 | 15621.3 | 1 | UniProt (Q7M418) Pfam (PF00042) In PDB | Oligobrachia mashikoi (Beard worm) | Major globin chain c |
4 | D | Extracellular giant hemoglobin major globin subunit B1 | polymer | 145 | 14693.3 | 1 | UniProt (Q5KSB7) Pfam (PF00042) In PDB | Oligobrachia mashikoi (Beard worm) | Major globin chain d |
5 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
6 | A | OXYGEN MOLECULE | non-polymer | 32.0 | 1 | Chemie (OXY) | |||
7 | B, C | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
8 | water | water | 18.0 | 523 | Chemie (HOH) |
Sequence modifications
D: 1 - 145 (UniProt: Q5KSB7)
PDB | External Database | Details |
---|---|---|
Ile 31 | Val 47 | microheterogeneity |
Val 38 | Ala 54 | microheterogeneity |
Thr 41 | Ala 57 | microheterogeneity |
Ser 57 | Asn 73 | microheterogeneity |
Ser 58 | Asn 74 | microheterogeneity |
Ala 59 | Pro 75 | microheterogeneity |
Ile 69 | Val 85 | microheterogeneity |
Lys 97 | Arg 113 | microheterogeneity |
Glu 112 | Gln 128 | microheterogeneity |
Gly 131 | Glu 147 | microheterogeneity |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 60830.6 | |
Non-Polymers* | Number of molecules | 7 |
Total formula weight | 2682.1 | |
All* | Total formula weight | 63512.7 |