1JL4
CRYSTAL STRUCTURE OF THE HUMAN CD4 N-TERMINAL TWO DOMAIN FRAGMENT COMPLEXED TO A CLASS II MHC MOLECULE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, A-K ALPHA CHAIN | polymer | 178 | 20429.8 | 1 | UniProt (P01910) Pfam (PF00993) Pfam (PF07654) | Mus musculus (house mouse) | |
| 2 | B (B) | H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, A-K BETA CHAIN | polymer | 185 | 21887.6 | 1 | UniProt (P06343) Pfam (PF00969) Pfam (PF07654) | Mus musculus (house mouse) | |
| 3 | C (C) | OVOTRANSFERRIN | polymer | 16 | 1700.8 | 1 | UniProt (P02789) | Gallus gallus (chicken) | CONALBUMIN |
| 4 | D (D) | T-CELL SURFACE GLYCOPROTEIN CD4 | polymer | 178 | 19725.4 | 1 | UniProt (P01730) Pfam (PF00047) Pfam (PF05790) | Homo sapiens (human) | T-CELL SURFACE ANTIGEN T4/LEU-3 |
Sequence modifications
B: 7 - 190 (UniProt: P06343)
C: 134 - 146 (UniProt: P02789)
| PDB | External Database | Details |
|---|---|---|
| Gly 5 | - | cloning artifact |
| Ser 6 | - | cloning artifact |
| Thr 181 | Lys 207 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Gly 131 | - | cloning artifact |
| Asn 132 | - | cloning artifact |
| Ser 133 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 63743.6 | |
| All* | Total formula weight | 63743.6 |
