1KTD
CRYSTAL STRUCTURE OF CLASS II MHC MOLECULE IEK BOUND TO PIGEON CYTOCHROME C PEPTIDE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (A, C) | H-2 class II histocompatibility antigen, E-D alpha chain | polymer | 182 | 21167.7 | 2 | UniProt (P01904) Pfam (PF00993) Pfam (PF07654) | Mus musculus (Mouse) | H2-IE-alpha |
| 2 | B, D (B, D) | Fusion protein consisting of cytochrome C peptide, glycine rich linker, and MHC E-beta-k | polymer | 215 | 24387.2 | 2 | UniProt (P00021) UniProt (Q31163) Pfam (PF00969) Pfam (PF07654) UniProt (by SIFTS) (P04230) | Columba livia (Rock dove) | |
| 3 | E, F, G, I (A, B, C) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 4 | Chemie (NAG) | |||
| 4 | H (B) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 5 | J, K, L, M (A, B, C, D) | water | water | 18.0 | 317 | Chemie (HOH) |
Sequence modifications
B, D: 1 - 14 (UniProt: P00021)
B, D: 30 - 215 (UniProt: Q31163)
| PDB | External Database | Details |
|---|---|---|
| Ala 1 | Arg 92 | conflict |
| Ser 12 | Thr 103 | engineered mutation |
| Gly 15 | - | linker |
| Gly 16 | - | linker |
| Gly 17 | - | linker |
| Gly 18 | - | linker |
| Ser 19 | - | linker |
| Leu 20 | - | linker |
| Val 21 | - | linker |
| Gly 22 | - | linker |
| Gly 23 | - | linker |
| Gly 24 | - | linker |
| Ser 25 | - | linker |
| Gly 26 | - | linker |
| Gly 27 | - | linker |
| Gly 28 | - | linker |
| Gly 29 | - | linker |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 91109.7 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 980.9 | |
| All* | Total formula weight | 92090.6 |
