Structural Classification of Proteins
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Fold: The "swivelling" beta/beta/alpha domain

3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology
this domain is thought to be mobile in most multi-domain proteins known to contain it

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a/b) [51349]
    Mainly parallel beta sheets (beta-alpha-beta units)
  3. Fold: The "swivelling" beta/beta/alpha domain [52008]
    3 layers: b/b/a; the central sheet is parallel, and the other one is antiparallel; there are some variations in topology
    this domain is thought to be mobile in most multi-domain proteins known to contain it

Superfamilies:

  1. Phosphohistidine domain [52009] (2)
    contains barrel, closed, n=7, S=10
    link to SUPERFAMILY database - Superfamily
    1. Pyruvate phosphate dikinase, central domain [52010] (3)
      1. Pyruvate phosphate dikinase, central domain [52011]
        1. Clostridium symbiosum [TaxId: 1512] [52012] (8) picpic
        2. Trypanosoma brucei [TaxId: 5691] [75134] (1) picpic
        3. Maize (Zea mays) [TaxId: 4577] [141971] (2) picpic
          SQ P11155 454-588
    2. N-terminal domain of enzyme I of the PEP:sugar phosphotransferase system [52013] (1)
      1. N-terminal domain of enzyme I of the PEP:sugar phosphotransferase system [52014]
        contains 4-helical insert domain, residues 22-144
        1. Escherichia coli [TaxId: 562] [52015] (11) picpic
  2. RraA-like [89562] (1)
    structural similarity and possible distant homology to the phosphohistidine domain of pyruvate phosphate dikinase
    link to SUPERFAMILY database - Superfamily
    1. RraA-like [89563] (4)
      aka MenG-like; characterized as regulator of RNase E activity A (RraA) that globally modulates RNA abundance in E. coli
      1. Hypothetical protein Rv3853 [89564]
        RraA homologue; (mis)annotated as a probable MenG-like demethylmenaquinone methyltransferase
        1. Mycobacterium tuberculosis [TaxId: 1773] [89565] (1) picpic
      2. Regulator of RNase E activity RraA (MenG) [102192]
        1. Escherichia coli [TaxId: 562] [102193] (1) picpic
      3. Hypothetical protein VC2366 [102194]
        RraA homologue
        1. Vibrio cholerae [TaxId: 666] [102195] (1) picpic
      4. Demethylmenaquinone methyltransferase [102196]
        as (mis)annotated in the PDB entry; RraA homologue
        1. Thermus thermophilus [TaxId: 274] [102197] (1) picpic
  3. Putative cyclase [102198] (1)
    contains mixed beta-sheet barrel, closed n=7, S=10
    link to SUPERFAMILY database - Superfamily
    1. Putative cyclase [102199] (2)
      Pfam 04199; COG1878: predicted metal-dependent hydrolase
      1. Unnamed protein [102200]
        not in the sequence database yet; closest homologue is TTE1006 from Thermoanaerobacter tengcongensis
        1. Bacillus stearothermophilus [TaxId: 1422] [102201] (1) picpic
          conflict: annotated in PDB as from Escherichia coli
      2. Hypothetical protein MJ0783 [141972]
        1. Methanococcus jannaschii [TaxId: 2190] [141973] (1) picpic
          SQ Q58193 1-186
  4. LeuD/IlvD-like [52016] (3)
    contains mixed beta-sheet barrel, closed n=7, S=10
    link to SUPERFAMILY database - Superfamily
    1. LeuD-like [52017] (5)
      Pfam 00694; permutation of the domain order in the proteins containing this family domain
      1. Aconitase A, C-terminal domain [52018]
        other three domains have alpha/beta folds
        1. Pig (Sus scrofa) [TaxId: 9823] [52019] (6) picpic
        2. Cow (Bos taurus) [TaxId: 9913] [52020] (9) picpic
      2. Aconitase B, second N-terminal domain [75135]
        1. Escherichia coli [TaxId: 562] [75136] (1) picpic
      3. Isopropylmalate isomerase LeuD [117454]
        3-isopropylmalate dehydratase small subunit
        1. Pyrococcus horikoshii [TaxId: 53953] [117455] (1) picpic
          SQ O59393
      4. ron-responsive element binding protein 1, C-terminal domain [141974]
        1. Human (Homo sapiens) [TaxId: 9606] [141975] (3) picpic
          SQ P21399 631-889
    2. IlvD/EDD C-terminal domain-like [141976] (1)
      C-terminal part of Pfam 00920
      1. 6-phosphogluconate dehydratase EDD [141977]
        1. Shewanella oneidensis [TaxId: 70863] [141978] (2) picpic
          SQ Q8EEA0 419-608
    3. AF0055-like [141979] (1)
      PF01989; DUF126; probable link between the LeuD-like and Phosphohistidine domain superfamilies (sequence similarity crosshits)
      1. Hypothetical protein AF0055 [141980]
        1. Archaeoglobus fulgidus [TaxId: 2234] [141981] (1) picpic
          SQ O30181 1-132
  5. Carbamoyl phosphate synthetase, small subunit N-terminal domain [52021] (1)
    link to SUPERFAMILY database - Superfamily
    1. Carbamoyl phosphate synthetase, small subunit N-terminal domain [52022] (1)
      1. Carbamoyl phosphate synthetase, small subunit N-terminal domain [52023]
        1. Escherichia coli [TaxId: 562] [52024] (10) picpic
          SQ P00907
  6. Swiveling domain of dehydratase reactivase alpha subunit [82317] (1)
    link to SUPERFAMILY database - Superfamily
    1. Swiveling domain of dehydratase reactivase alpha subunit [82318] (2)
      1. Swiveling domain of the glycerol dehydratase reactivase alpha subunit [82319]
        1. Klebsiella pneumoniae [TaxId: 573] [82320] (1) picpic
      2. Diol dehydratase-reactivating factor large subunit DdrA [141982]
        1. Klebsiella oxytoca [TaxId: 571] [141983] (4) picpic
          SQ O68195 93-254
  7. PA domain [52025] (1)
    link to SUPERFAMILY database - Superfamily
    1. PA domain [52026] (2)
      1. Transferrin receptor ectodomain, apical domain [52027]
        1. Human (Homo sapiens) [TaxId: 9606] [52028] (4) picpic
      2. Glutamate carboxypeptidase II [141984]
        1. Human (Homo sapiens) [TaxId: 9606] [141985] (17) picpic
          SQ Q04609 118-350
  8. GroEL apical domain-like [52029] (2)
    link to SUPERFAMILY database - Superfamily
    1. GroEL-like chaperone, apical domain [52030] (4)
      1. GroEL, A domain [52031]
        1. Escherichia coli [TaxId: 562] [52032] (22) picpic
        2. Paracoccus denitrificans [TaxId: 266] [69430] (1) picpic
        3. Thermus thermophilus [TaxId: 274] [52033] (3) picpic
          SQ P61491
        4. Mycobacterium tuberculosis, GroEL2 [TaxId: 1773] [117456] (1) picpic
          SQ P0A520 60-514
    2. Group II chaperonin (CCT, TRIC), apical domain [52034] (4)
      1. Thermosome, A-domain [52035]
        1. Archaeon Thermoplasma acidophilum, alpha chain [TaxId: 2303] [100946] (4) picpic
        2. Archaeon Thermococcus sp. ks-1, alpha chain [TaxId: 79679] [102202] (4) picpic
        3. Archaeon Thermoplasma acidophilum, beta chain [TaxId: 2303] [100947] (3) picpic
        4. Mouse (Mus musculus), gamma chain [TaxId: 10090] [75137] (2) picpic
  9. FumA C-terminal domain-like [117457] (1)
    link to SUPERFAMILY database - Superfamily
    1. FumA C-terminal domain-like [117458] (1)
      Pfam 05683
      1. Fumarate hydratase class I beta subunit [117459]
        1. Archaeoglobus fulgidus [TaxId: 2234] [117460] (1) picpic
          SQ O29167 # AF1098
  10. LD-carboxypeptidase A C-terminal domain-like [141986] (1)
    link to SUPERFAMILY database - Superfamily
    1. LD-carboxypeptidase A C-terminal domain-like [141987] (1)
      C-terminal half of Pfam 02016
      1. LD-carboxypeptidase A, C-terminal domain [141988]
        1. Pseudomonas aeruginosa [TaxId: 287] [141989] (8) picpic
          SQ Q9HTZ1 152-307! SQ Q9HTZ1 170-307
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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