Structural Classification of Proteins
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Family: ArsR-like transcriptional regulators

The N- and C-terminal helical extensions to the common fold form the dimer interface

Lineage:

  1. Root: scop
  2. Class: All alpha proteins [46456]
  3. Fold: DNA/RNA-binding 3-helical bundle [46688]
    core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down
  4. Superfamily: "Winged helix" DNA-binding domain [46785]
    contains a small beta-sheet (wing)
    link to SUPERFAMILY database - Superfamily
  5. Family: ArsR-like transcriptional regulators [46801]
    The N- and C-terminal helical extensions to the common fold form the dimer interface

Protein Domains:

  1. SmtB repressor [46802]
    1. Cyanobacteria (Synechococcus), pcc7942 [TaxId: 1129] [46803] (4)
      SQ P30340
      1. 1r1t picpic
        1. chain a [104769] picpiclink
        2. chain b [104770] picpiclink
      2. 1r23 picpic
        complexed with zn
        1. chain a [104779] picpiclink
        2. chain b [104780] picpiclink
      3. 1smt picpic
        1. chain a [16109] picpiclink
        2. chain b [16110] picpiclink
      4. 1r22 picpic
        complexed with zn; mutant
        1. chain a [104777] picpiclink
        2. chain b [104778] picpiclink
  2. Metal-sensing transcriptional repressor CzrA [109664]
    1. Staphylococcus aureus [TaxId: 1280] [109665] (2)
      SQ O85142
      1. 1r1u picpic
        1. chain a [104771] picpiclink
        2. chain b [104772] picpiclink
        3. chain c [104773] picpiclink
        4. chain d [104774] picpiclink
      2. 1r1v picpic
        complexed with zn
        1. chain a [104775] picpiclink
        2. chain b [104776] picpiclink
  3. Putative arsenical resistance operon repressor AF0168 [116786]
    lacks the extra C-terminal helix
    1. Archaeoglobus fulgidus [TaxId: 2234] [116787] (1)
      SQ O30069
      1. 1y0u picpic
        Structural genomics target
        complexed with act
        1. chain a [116310] picpiclink
        2. chain b [116311] picpiclink
  4. Cadmium efflux system accessory protein CadC [140239]
    1. Staphylococcus aureus [TaxId: 1280] [140240] (4)
      SQ P20047 12-119
      1. 1u2w picpic
        complexed with zn; mutant
        1. region a:12-119 [119487] picpiclink
      2. 1u2w picpic
        automatically matched to 1U2W A:12-119
        complexed with zn; mutant
        1. region b:12-117 [119488] picpiclink
      3. 1u2w picpic
        automatically matched to 1U2W A:12-119
        complexed with zn; mutant
        1. region c:17-114 [119489] picpiclink
      4. 1u2w picpic
        automatically matched to 1U2W A:12-119
        complexed with zn; mutant
        1. region d:12-118 [119490] 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