Structural Classification of Proteins
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Superfamily: Ribbon-helix-helix

formerly Met repressor-like; dimeric proteins; the N-termini form a small beta-sheet ribbon
link to SUPERFAMILY database - Superfamily

Lineage:

  1. Root: scop
  2. Class: All alpha proteins [46456]
  3. Fold: Ribbon-helix-helix [47597]
    core: 4 helices; array of 2 hairpins, opened
  4. Superfamily: Ribbon-helix-helix [47598]
    formerly Met repressor-like; dimeric proteins; the N-termini form a small beta-sheet ribbon
    link to SUPERFAMILY database - Superfamily

Families:

  1. Arc/Mnt-like phage repressors [47599] (2)
    1. Arc repressor [47600]
      1. Salmonella bacteriophage P22 [TaxId: 10754] [47601] (12) picpic
    2. Mnt repressor [47602]
      1. Salmonella bacteriophage P22 [TaxId: 10754] [47603] (1) picpic
  2. CopG-like [100970] (5)
    similar to the phage repressor family
    1. Transcriptional repressor CopG [47605]
      plasmid-encoded
      1. Streptococcus agalactiae [TaxId: 1311] [47606] (3) picpic
    2. Plasmid partition protein ParG [101203]
      1. Salmonella enterica [TaxId: 28901] [101204] (1) picpic
    3. Nickel responsive regulator NikR, N-terminal domain [101205]
      1. Escherichia coli [TaxId: 562] [101206] (11) picpic
      2. Archaeon Pyrococcus horikoshii [TaxId: 53953] [140543] (12) picpic
        SQ O58316 1-50
    4. Uncharacterized protein HP0222 [158480]
      1. Helicobacter pylori [TaxId: 210] [158481] (2) picpic
        SQ O25010 31-73
  3. Omega transcriptional repressor [100971] (1)
    plasmid-encoded, similar to the phage repressor family
    1. Omega transcriptional repressor [69031]
      1. Streptococcus pyogenes [TaxId: 1314] [69032] (13) picpic
  4. Met repressor, MetJ (MetR) [100972] (1)
    1. Met repressor, MetJ (MetR) [47607]
      1. Escherichia coli [TaxId: 562] [47608] (10) picpic
  5. NE0241-like [140544] (1)
    contains extra C-terminal long helix; currently consists of an orphan protein
    1. Hypothetical protein NE0241 [140545]
      1. Nitrosomonas europaea [TaxId: 915] [140546] (1) picpic
        SQ Q82XL7 10-95
  6. SeqA N-terminal domain-like [140547] (1)
    N-terminal part of Pfam 03925
    1. SeqA [140548]
      a negative modulator of replication initiation
      1. Escherichia coli [TaxId: 562] [140549] (4) picpic
        SQ P0AFY8 1-35
  7. Trafficking protein A-like [140550] (1)
    1. Trafficking protein A [140551]
      1. Neisseria gonorrhoeae [TaxId: 485] [140552] (8) picpic
        SQ Q5F881 2-70
  8. VCA0319-like [140553] (1)
    COG4453; extended and extra C-terminal helices; potential component of the bi-partite system also including an acetyltransferase
    1. Hypothetical protein VCA0482 (VCA0319) [140554]
      Proteins of identical sequence, VCA0482 VCA0319 are encoded by two different genes
      1. Vibrio cholerae [TaxId: 666] [140555] (2) picpic
        SQ Q9K2J6 3-83
  9. VirC2-like [158482] (1)
    Pfam 07181; duplicated ribbon-helix-helix motif; fold forms a trefoil knot
    1. VirC2 [158483]
      Encoded by Ti plasmid
      1. Agrobacterium tumefaciens [TaxId: 358] [158484] (1) picpic
        SQ P07166 82-202
  10. PutA pre-N-terminal region-like [158485] (1)
    in PutA it forms a separate ribbon-helix-helix domain connected to the N-terminal enzymatic domain by a flexible linker
    1. Bifunctional protein putA [158486]
      1. Escherichia coli [TaxId: 562] [158487] (6) picpic
        SQ P09546 3-45
  11. MJ0366-like [158488] (1)
    PfamB 022101; duplicated ribbon-helix-helix motif; forms trefoil knot; predicted DNA binding
    1. Uncharacterized protein MJ0366 [158489]
      1. Methanococcus jannaschii [TaxId: 2190] [158490] (1) picpic
        SQ Q57812 6-87
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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