7QFK
Crystal structure of S-layer protein SlpX from Lactobacillus acidophilus, domain II, Co-Crystallization with HgCl2, Mutation Ser316Cys (aa 194-362)
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 | SlpX | polymer | 189 | 20313.9 | 4 | UniProt (Q5FLN0) In PDB | Lactobacillus acidophilus | |
2 | A, B | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 2 | Chemie (EPE) | |||
3 | A, B | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
4 | A, B, C, D | BROMIDE ION | non-polymer | 79.9 | 4 | Chemie (BR) | |||
5 | C, D | MERCURY (II) ION | non-polymer | 200.6 | 2 | Chemie (HG) | |||
6 | water | water | 18.0 | 261 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 184 - 362 (UniProt: Q5FLN0)
PDB | External Database | Details |
---|---|---|
Met 182 | - | initiating methionine |
Gly 183 | - | expression tag |
Cys 316 | Ser 316 | engineered mutation |
Leu 363 | - | expression tag |
Glu 364 | - | expression tag |
His 365 | - | expression tag |
His 366 | - | expression tag |
His 367 | - | expression tag |
His 368 | - | expression tag |
His 369 | - | expression tag |
His 370 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 81255.5 | |
Non-Polymers* | Number of molecules | 10 |
Total formula weight | 1268.3 | |
All* | Total formula weight | 82523.8 |