1OH2
Sucrose-Specific Porin, with Bound Sucrose Molecules
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (P, R) | Sucrose porin | polymer | 413 | 45333.7 | 2 | UniProt (P22340) Pfam (PF02264) | Salmonella typhimurium | |
| 2 | B (Q) | Sucrose porin | polymer | 413 | 44923.4 | 1 | UniProt (P22340) Pfam (PF02264) | Salmonella typhimurium | |
| 3 | D, E, F, G, H... (A, B, C, D, E...) | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 6 | In PDB BIRD (PRD_900003) | sucrose | ||
| 4 | J, K, L (P, Q, R) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) |
Sequence modifications
Q: 71 - 483 (UniProt: P22340)
| PDB | External Database | Details |
|---|---|---|
| Pro 80 | Arg 102 | conflict |
| Pro 110 | Arg 132 | engineered mutation |
| Ala 114 | Gln 136 | engineered mutation |
| Ile 120 | Glu 142 | engineered mutation |
| Leu 161 | Arg 183 | engineered mutation |
| Ala 194 | Asp 216 | engineered mutation |
| Leu 199 | Asp 221 | engineered mutation |
| Cys 201 | Asp 223 | conflict |
| Ala 482 | Trp 504 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 135590.8 | |
| Branched | Number of molecules | 6 |
| Total formula weight | 2053.8 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 120.2 | |
| All* | Total formula weight | 137764.8 |
