Structural Classification of Proteins
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Superfamily: TolA/TonB C-terminal domain

link to SUPERFAMILY database - Superfamily

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: TolA/TonB C-terminal domain [74652]
    beta(2)-alpha-beta; 2 layers, alpha/beta; left-handed beta-alpha-beta unit in non-swapped monomer
  4. Superfamily: TolA/TonB C-terminal domain [74653]
    link to SUPERFAMILY database - Superfamily

Families:

  1. TolA [55217] (2)
    contains extra N-terminal helix
    1. TolA [55218]
      1. Escherichia coli [TaxId: 562] [55219] (2)
        1. 1tol picpicxref
          Fused with the N-terminal domain of gp3 from phage M13
          1. region a:125-216 [39587] picpiclink
        2. 1s62 picpic
          automatically matched to d1tola2
          1. region a:12-100 [118874] picpiclink
      2. Pseudomonas aeruginosa [TaxId: 287] [75477] (1)
        1. 1lr0 picpic
          complexed with mse, trs, zn
          1. chain a [74213] picpiclink
  2. TonB [64326] (1)
    isolated domain can form different segment-swapped dimers depending on the fragment length
    1. TonB [64327]
      1. Escherichia coli [TaxId: 562] [64328] (7)
        SQ P02929 150-239
        1. 1u07 picpic
          significant structural changes compared to shorter C-terminal fragments; monomer is structurally similar to the TolA domain
          1. chain a [112902] picpiclink
          2. chain b [112903] picpiclink
        2. 1ihr picpic
          forms segment-swapped dimer with a single coiled antiparallel beta-sheet
          complexed with br
          1. chain a [62392] picpiclink
          2. chain b [62393] picpiclink
        3. 2gsk picpicxref
          automatically matched to d1u07a_
          complexed with ca, cnc, hex, lda, oct
          1. region b:153-233 [135588] picpiclink
        4. 1qxx picpic
          forms segment-swapped dimer with a single coiled antiparallel beta-sheet
          1. chain a [96564] picpiclink
        5. 2grx picpicxrefxref
          automatically matched to d1u07a_
          complexed with dao, dpo, eap, fci, ftt, gcn, gmh, kdo, myr, po4
          1. region c:158-235 [135571] picpiclink
        6. 2grx picpicxrefxref
          automatically matched to d1u07a_
          complexed with dao, dpo, eap, fci, ftt, gcn, gmh, kdo, myr, po4
          1. region d:158-235 [135572] picpiclink
        7. 1xx3 picpic
          automatically matched to d1qxxa_
          1. region a:164-239 [122413] picpiclink

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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