2QI9: ABC-transporter BtuCD in complex with its periplasmic binding protein BtuF

PDB ID: 2QI9Download
MMDB ID: 207990
PDB Deposition Date: 2007/7/3
Updated in MMDB: 2024/11
Experimental Method:
x-ray diffraction
Resolution: 2.6  Å
Source Organism:
Similar Structures:
Biological Unit for 2QI9: pentameric; determined by author and by software (PISA)
Molecular Components in 2QI9
Label Count Molecule
Proteins (5 molecules)
2
Vitamin B12 Import System Permease Protein Btuc
(Gene symbol: btuC)
Molecule annotation
2
Vitamin B12 Import Atp-binding Protein Btud
(Gene symbol: btuD)
Molecule annotation
1
Vitamin B12-binding Protein Btuf
(Gene symbol: btuF)
Molecule annotation
Chemicals and Non-standard biopolymers (14 molecules)
1
2
PHOSPHATE IONPHOSPHATE ION
2
6
SULFATE IONSULFATE ION
3
2
PENTAETHYLENE GLYCOLPENTAETHYLENE GLYCOL
4
4
DI(HYDROXYETHYL)ETHERDI(HYDROXYETHYL)ETHER
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303