1NQH: OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM AND CYANOCOBALAMIN (VITAMIN B12) SUBSTRATE

PDB ID: 1NQHDownload
MMDB ID: 205740
PDB Deposition Date: 2003/1/21
Updated in MMDB: 2023/08
Experimental Method:
x-ray diffraction
Resolution: 3.1  Å
Source Organism:
Similar Structures:
Biological Unit for 1NQH: monomeric; determined by author
Molecular Components in 1NQH
Label Count Molecule
Protein (1 molecule)
1
Vitamin B12 Receptor
Molecule annotation
Chemicals and Non-standard biopolymers (11 molecules)
1
4
CALCIUM IONCALCIUM ION
2
1
CYANOCOBALAMINCYANOCOBALAMIN
3
6
(HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE(HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE
* 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