Structural Classification of Proteins
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Protein: Outer membrane cobalamin transporter BtuB from Escherichia coli [TaxId: 562]

Lineage:

  1. Root: scop
  2. Class: Membrane and cell surface proteins and peptides [56835]
    Does not include proteins in the immune system
  3. Fold: Transmembrane beta-barrels [56924]
    not a true fold, gathers together transmembrane barrels of different (n,S)
  4. Superfamily: Porins [56935]
    link to SUPERFAMILY database - Superfamily
  5. Family: Ligand-gated protein channel [56948]
    monomeric (22,24) barrel; ~150 N-terminal residues form a "plug" or "cork" subdomain
  6. Protein: Outer membrane cobalamin transporter BtuB [90129]
    vitamin B12 receptor
  7. Species: Escherichia coli [TaxId: 562] [90130]

PDB Entry Domains:

  1. 2guf picpic
    automatically matched to d1ujwa_
    complexed with fmt, mpd, mpg
    1. region a:4-594 [135736] picpiclink
  2. 1nqe picpic
    complexed with c8e, mg
    1. chain a [86027] picpiclink
  3. 2gsk picpicxref
    automatically matched to d1ujwa_
    complexed with ca, cnc, hex, lda, oct
    1. region a:5-594 [135587] picpiclink
  4. 1nqf picpic
    complexed with c8e, mg, mse; mutant
    1. chain a [86028] picpiclink
  5. 1ujw picpicxref
    complexed with colicin e3 receptor binding domain
    complexed with gol, gp1, lda, lim, lin
    1. chain a [99471] picpiclink
  6. 1nqg picpic
    complexed with c8e, ca
    1. chain a [86029] picpiclink
  7. 2ysu picpicxref
    automatically matched to d1ujwa_
    1. region a:4-594 [140062] picpiclink
  8. 1nqh picpic
    complexed with c8e, ca, cnc
    1. chain a [86030] picpiclink
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MRC site Generated from scop database 1.75 with scopm 1.101 on Wed Jun 3 10:42:06 2009
Copyright © 1994-2009 The scop authors / scop@mrc-lmb.cam.ac.uk