3EZJ
Crystal structure of the N-terminal domain of the secretin GspD from ETEC determined with the assistance of a nanobody
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C, E, G | General secretion pathway protein GspD | polymer | 241 | 26227.7 | 4 | UniProt (B3IFK0) Pfam (PF21305) Pfam (PF03958) UniProt (by SIFTS) (Q707C1) In PDB | Escherichia coli | |
2 | B, D, F, H | NANOBODY NBGSPD_7 | polymer | 126 | 13748.1 | 4 | LAMA GLAMA (llama) | ||
3 | A, C, E, G, B... | PHOSPHATE ION | non-polymer | 95.0 | 8 | Chemie (PO4) | |||
4 | B, D, F, H | CHLORIDE ION | non-polymer | 35.5 | 4 | Chemie (CL) | |||
5 | water | water | 18.0 | 264 | Chemie (HOH) |
Sequence modifications
A, C, E, G: 0 - 237 (UniProt: B3IFK0)
PDB | External Database | Details |
---|---|---|
Gly -3 | - | expression tag |
Ala -2 | - | expression tag |
Met -1 | - | expression tag |
Ala 38 | Lys 78 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 159903.4 | |
Non-Polymers* | Number of molecules | 12 |
Total formula weight | 901.6 | |
All* | Total formula weight | 160805.0 |