1BUW
CRYSTAL STRUCTURE OF S-NITROSO-NITROSYL HUMAN HEMOGLOBIN A
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C | PROTEIN (HEMOGLOBIN) | polymer | 141 | 15150.4 | 2 | UniProt (P69905) Pfam (PF00042) In PDB | Homo sapiens (human) | S-NITROSO-NITROSYLHB |
| 2 | B, D | PROTEIN (HEMOGLOBIN) | polymer | 146 | 15919.2 | 2 | UniProt (P02023) Pfam (PF00042) UniProt (by SIFTS) (P68871) In PDB | Homo sapiens (human) | S-NITROSO-NITROSYLHB |
| 3 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 4 | A, B, C, D | NITRIC OXIDE | non-polymer | 30.0 | 4 | Chemie (NO) | |||
| 5 | water | water | 18.0 | 196 | Chemie (HOH) |
Sequence modifications
B, D: 1 - 146 (UniProt: P02023)
| PDB | External Database | Details |
|---|---|---|
| Snc 93 | Cys 93 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 62139.1 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 2586.0 | |
| All* | Total formula weight | 64725.1 |
