Structural Classification of Proteins
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Fold: KaiA/RbsU domain

4 helices; bundle, right-handed twist; right-handed superhelix

Lineage:

  1. Root: scop
  2. Class: All alpha proteins [46456]
  3. Fold: KaiA/RbsU domain [101214]
    4 helices; bundle, right-handed twist; right-handed superhelix

Superfamilies:

  1. KaiA/RbsU domain [101215] (2)
    link to SUPERFAMILY database - Superfamily
    1. Circadian clock protein KaiA, C-terminal domain [101216] (3)
      1. Circadian clock protein KaiA, C-terminal domain [101217]
        1. Thermosynechococcus elongatus bp-1 [TaxId: 197221] [101218] (5)
          SQ Q79V62 174-283
          1. 1v2z picpic
            1. chain a [108300] picpiclink
          2. 1sv1 picpic
            complexed with the KaiC C-terminal peptide (SQ Q79V60 488-518), chains C and D
            1. chain a [106039] picpiclink
            2. chain b [106040] picpiclink
          3. 1q6b picpic
            1. chain a [95968] picpiclink
            2. chain b [95969] picpiclink
          4. 1suy picpic
            complexed with the KaiC C-terminal peptide (SQ Q79V60 488-518), chains C and D
            1. chain a [106033] picpiclink
            2. chain b [106034] picpiclink
          5. 1q6a picpic
            1. chain a [95966] picpiclink
            2. chain b [95967] picpiclink
        2. Cyanobacterium (Nostoc sp. PCC 7120) [TaxId: 103690] [101219] (1)
          KaiA from Nostoc species lacks the N-terminal CheY-like domain
          1. 1r5q picpic
            1. chain a [97103] picpiclink
        3. Synechococcus elongatus PCC 7942 [TaxId: 1140] [109835] (1)
          SQ Q79PF6
          1. 1r8j picpicxref
            structured linker 136-176 in swapped dimer
            1. region a:177-282 [104847] picpiclink
            2. region b:177-282 [104849] picpiclink
    2. Phosphoserine phosphatase RsbU, N-terminal domain [109836] (1)
      forms a helix-swapped dimer that otherwise is similar to the KaiA domain dimer
      1. Phosphoserine phosphatase RsbU, N-terminal domain [109837]
        1. Bacillus subtilis [TaxId: 1423] [109838] (1)
          SQ P40399 1-84
          1. 1w53 picpic
            complexed with gol, xe
            1. chain a [109175] 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