3IAX
The crystal structure of the TolB box of Colicin A in complex with TolB reveals important differences in the recruitment of the common TolB translocation portal used by group A colicins
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Protein tolB | polymer | 438 | 47065.4 | 1 | UniProt (P0A855) Pfam (PF04052) Pfam (PF07676) In PDB | Escherichia coli | |
2 | B | Colicin-A | polymer | 115 | 11969.9 | 1 | UniProt (P04480) Pfam (PF22348) In PDB | Citrobacter freundii | |
3 | A | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
4 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
5 | A | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
6 | water | water | 18.0 | 62 | Chemie (HOH) |
Sequence modifications
A: 1 - 430 (UniProt: P0A855)
B: 1 - 107 (UniProt: P04480)
PDB | External Database | Details |
---|---|---|
Leu 431 | - | expression tag |
Glu 432 | - | expression tag |
His 433 | - | expression tag |
His 434 | - | expression tag |
His 435 | - | expression tag |
His 436 | - | expression tag |
His 437 | - | expression tag |
His 438 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Leu 108 | - | expression tag |
Glu 109 | - | expression tag |
His 110 | - | expression tag |
His 111 | - | expression tag |
His 112 | - | expression tag |
His 113 | - | expression tag |
His 114 | - | expression tag |
His 115 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 59035.3 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 155.2 | |
All* | Total formula weight | 59190.5 |