8BMS
Cryo-EM structure of the mutant solitary ECF module 2EQ in MSP2N2 lipid nanodiscs in the ATPase closed and ATP-bound conformation
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Energy-coupling factor transporter ATP-binding protein EcfA1 | polymer | 282 | 30800.9 | 1 | UniProt (Q1GBJ0) Pfam (PF00005) | Lactobacillus delbrueckii subsp. bulgaricus ATCC 11842 = JCM 1002 | ECF transporter A component EcfA1 |
| 2 | B (B) | Energy-coupling factor transporter ATP-binding protein EcfA2 | polymer | 287 | 31671.2 | 1 | UniProt (Q1GBI9) Pfam (PF00005) | Lactobacillus delbrueckii subsp. bulgaricus ATCC 11842 = JCM 1002 | ECF transporter A component EcfA2 |
| 3 | C (C) | Energy-coupling factor transporter transmembrane protein EcfT | polymer | 265 | 30290.3 | 1 | UniProt (Q1GBI8) Pfam (PF02361) | Lactobacillus delbrueckii subsp. bulgaricus ATCC 11842 = JCM 1002 | ECF transporter T component EcfT |
| 4 | D, F (A, B) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 2 | Chemie (ATP) | |||
| 5 | E, G (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 6 | H, I, J (A, B, C) | water | water | 18.0 | 72 | Chemie (HOH) |
Sequence modifications
A: 2 - 282 (UniProt: Q1GBJ0)
B: 1 - 287 (UniProt: Q1GBI9)
| PDB | External Database | Details |
|---|---|---|
| Gly 1 | - | expression tag |
| Gln 169 | Glu 169 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| Gln 171 | Glu 171 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 92762.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1063.0 | |
| All* | Total formula weight | 93825.3 |
