Outer membrane protein G
Outer membrane protein G (OmpG) is a porin, a channel proteins in the outer membrane of Gram-negative bacteria.
| Outer membrane protein G (OmpG) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
 | |||||||||
| Identifiers | |||||||||
| Symbol | Porin_OmpG | ||||||||
| Pfam | PF09381 | ||||||||
| SCOPe | 2iwv / SUPFAM | ||||||||
| TCDB | 1.B.21 | ||||||||
| OPM superfamily | 102 | ||||||||
| OPM protein | 2iwv | ||||||||
| |||||||||
Escherichia coli OmpG forms a 14-stranded beta-barrel and in contrast to most porins, appears to function as a monomer.[1] The central pore of OmpG is wider than other E. coli porins and it is speculated that it may form a non-specific channel for the transport of larger oligosaccharides.[1]
References
- Subbarao GV, van den Berg B (July 2006). "Crystal structure of the monomeric porin OmpG". J. Mol. Biol. 360 (4): 750–9. doi:10.1016/j.jmb.2006.05.045. PMID 16797588.
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