SCOPe 2.05: Species: Escherichia coli [TaxId: 562]

Root: SCOPe 2.05
Class f: Membrane and cell surface proteins and peptides [56835] (57 folds)
Fold f.4: Transmembrane beta-barrels [56924] (6 superfamilies)
not a true fold, gathers together transmembrane barrels of different (n,S)
Superfamily f.4.3: Porins [56935] (5 families)
Family f.4.3.3: Ligand-gated protein channel [56948] (5 proteins)
monomeric (22,24) barrel; ~150 N-terminal residues form a "plug" or "cork" subdomain
Protein Outer membrane cobalamin transporter BtuB [90129] (1 species)
vitamin B12 receptor
Species Escherichia coli [TaxId:562] [90130] (12 PDB entries)

Domain(s) for 1nqe:
- Domain d1nqea_: 1nqe A: [86027]
  complexed with c8e, mg
Domain(s) for 1nqf:
- Domain d1nqfa_: 1nqf A: [86028]
  complexed with c8e, mg
Domain(s) for 1nqg:
- Domain d1nqga_: 1nqg A: [86029]
  complexed with c8e, ca
Domain(s) for 1nqh:
- Domain d1nqha_: 1nqh A: [86030]
  complexed with c8e, ca, cnc
Domain(s) for 1ujw:
- Domain d1ujwa_: 1ujw A: [99471]
  Other proteins in same PDB: d1ujwb_
  complexed with colicin e3 receptor binding domain
  complexed with aae, gol, gp1, lda, lim
Domain(s) for 2gsk:
- Domain d2gska_: 2gsk A: [135587]
  Other proteins in same PDB: d2gskb_
  automated match to d1ujwa_
  complexed with ca, cnc, hex, lda, oct
Domain(s) for 2guf:
- Domain d2gufa_: 2guf A: [135736]
  automated match to d1ujwa_
  complexed with fmt, mpd, mpg
Domain(s) for 2ysu:
- Domain d2ysua1: 2ysu A:4-594 [140062]
  Other proteins in same PDB: d2ysub1
  automatically matched to d1ujwa_
Domain(s) for 3m8b:
- Domain d3m8ba_: 3m8b A: [180957]
  automated match to d1ujwa_
  complexed with c8e, mg, mtn
Domain(s) for 3m8d:
- Domain d3m8da_: 3m8d A: [180960]
  automated match to d1ujwa_
  complexed with c8e, ca, cnc, mtn
Domain(s) for 3rgm:
- Domain d3rgma_: 3rgm A: [184953]
  automated match to d1ujwa_
  complexed with c8e, mg, mtn
Domain(s) for 3rgn:
- Domain d3rgna_: 3rgn A: [184954]
  automated match to d1ujwa_
  complexed with c8e, mg, mtn

Timeline for Species Escherichia coli [TaxId:562] from f.4.3.3 Outer membrane cobalamin transporter BtuB:

Species Escherichia coli [TaxId:562] from f.4.3.3 Outer membrane cobalamin transporter BtuB first appeared in SCOP 1.65
Species Escherichia coli [TaxId:562] from f.4.3.3 Outer membrane cobalamin transporter BtuB appears in SCOPe 2.04
Species Escherichia coli [TaxId:562] from f.4.3.3 Outer membrane cobalamin transporter BtuB appears in SCOPe 2.06
Species Escherichia coli [TaxId:562] from f.4.3.3 Outer membrane cobalamin transporter BtuB appears in the current release, SCOPe 2.08