1HQR
CRYSTAL STRUCTURE OF A SUPERANTIGEN BOUND TO THE HIGH-AFFINITY, ZINC-DEPENDENT SITE ON MHC CLASS II
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | HLA-DR ALPHA CHAIN | polymer | 181 | 21084.8 | 1 | UniProt (P01903) Pfam (PF00993) Pfam (PF07654) In PDB | Homo sapiens (human) | DRA*0101 |
| 2 | B | HLA-DR BETA CHAIN | polymer | 190 | 22231.6 | 1 | UniProt (Q29703) Pfam (PF00969) Pfam (PF07654) UniProt (by SIFTS) (Q30154) In PDB | Homo sapiens (human) | DRB5*0101 |
| 3 | C | MYELIN BASIC PROTEIN | polymer | 13 | 1558.8 | 1 | UniProt (P02686) In PDB | Homo sapiens (human) | MBP |
| 4 | D | STREPTOCOCCAL PYROGENIC EXOTOXIN C | polymer | 208 | 24384.3 | 1 | UniProt (P13380) Pfam (PF01123) Pfam (PF02876) UniProt (by SIFTS) (Q8NKX2) In PDB | Streptococcus pyogenes | SPE-C |
| 5 | D | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 69259.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 65.4 | |
| All* | Total formula weight | 69324.9 |
