Maltoporin

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LamB porin
Identifiers
Symbol LamB
Pfam PF02264
InterPro IPR003192
SCOP 2mpr
TCDB 1.B.3
OPM family 32
OPM protein 2mpr
Available PDB structures:

1a0sQ:97-505 1oh2R:97-505 1a0tP:97-505 1mprA:28-452 2mprB:28-452 1mpmA:28-446 1mpoC:28-446 1af6A:28-446 1malC:28-446 1mpqB:28-446 1mpnB:28-446

Maltoporins (or LamB porins) are a family of outer membrane proteins. Maltoporin forms a trimeric structure which facilitates the diffusion of maltodextrins across the outer membrane of Gram-negative bacteria. The membrane channel is formed by an antiparallel beta-barrel[1].

[edit] References

  1. ^ Schirmer T, Rosenbusch JP, Keller TA, Wang YF (1995). "Structural basis for sugar translocation through maltoporin channels at 3.1 A resolution". Science 267 (5197): 512–514. doi:10.1126/science.7824948. PMID 7824948.