1MVK
X-ray structure of the tetrameric mutant of the B1 domain of streptococcal protein G
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E... (A, B, C, D, E...) | Immunoglobulin G binding protein G | polymer | 56 | 6302.9 | 12 | UniProt (P06654) Pfam (PF01378) | Streptococcus sp. 'group G' | IgG binding protein G |
| 2 | M, N, O (D, H, K) | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 3 | AA, P, Q, R, S... (L, A, B, C, D...) | water | water | 18.0 | 218 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F, G, H, I, J, K, L: 2 - 56 (UniProt: P06654)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | initiating methionine |
| Gln 2 | Thr 228 | engineered mutation |
| Val 5 | Leu 231 | engineered mutation |
| Phe 26 | Ala 252 | engineered mutation |
| Val 30 | Phe 256 | engineered mutation |
| Phe 33 | Tyr 259 | engineered mutation |
| Phe 34 | Ala 260 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 75635.2 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 288.2 | |
| All* | Total formula weight | 75923.4 |
