Structural Classification of Proteins
home mail help root up expand collapse

Superfamily: ACT-like

regulatory domain linked to a wide range of metabolic enzymes
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: Ferredoxin-like [54861]
    alpha+beta sandwich with antiparallel beta-sheet; (beta-alpha-beta)x2
  4. Superfamily: ACT-like [55021]
    regulatory domain linked to a wide range of metabolic enzymes
    link to SUPERFAMILY database - Superfamily

Families:

  1. Phosphoglycerate dehydrogenase, regulatory (C-terminal) domain [55022] (2)
    1. Phosphoglycerate dehydrogenase, regulatory (C-terminal) domain [55023]
      1. Escherichia coli [TaxId: 562] [55024] (18) picpic
      2. Mycobacterium tuberculosis [TaxId: 1773] [143374] (2) picpic
        SQ P0A544 451-528
        there is an intervening domain between the substrate-binding domain and this domain
  2. Allosteric threonine deaminase C-terminal domain [55025] (1)
    1. Allosteric threonine deaminase C-terminal domain [55026]
      duplication: consists of two homologous domains
      1. Escherichia coli [TaxId: 562] [55027] (1) picpic
  3. Phenylalanine metabolism regulatory domain [55028] (2)
    1. Phenylalanine hydroxylase N-terminal domain [55029]
      1. Rat (Rattus norvegicus) [TaxId: 10116] [55030] (2) picpic
    2. Prephenate dehydratase C-terminal domain [160320]
      1. Staphylococcus aureus [TaxId: 1280] [160321] (2) picpic
        SQ Q99SX2 185-264
  4. Nickel responsive regulator NikR, C-terminal domain [102999] (2)
    1. Nickel responsive regulator NikR, C-terminal domain [103000]
      1. Escherichia coli [TaxId: 562] [103001] (21) picpic
      2. Archaeon Pyrococcus horikoshii [TaxId: 53953] [143375] (12) picpic
        SQ O58316 51-132
  5. Glycine cleavage system transcriptional repressor [110980] (1)
    tandem repeat of two ACT-like domains; swapped domain dimer
    1. putative transcriptional repressor VC2159 [110981]
      1. Vibrio cholerae [TaxId: 666] [110982] (1) picpic
        SQ Q9KQ45
  6. IlvH-like [143376] (3)
    Duplication: tandem repeat of two ACT-like domains; dimer, the N- and C-terminal domains have different dimerisation modes
    1. Acetolactate synthase small subunit, IlvH [143377]
      1. Thermotoga maritima [TaxId: 2336] [143378] (2) picpic
        SQ Q9WZ19 5-82! SQ Q9WZ19 83-165
      2. Escherichia coli [TaxId: 562] [143379] (4) picpic
        SQ P00894 2-77! SQ P00894 78-163
      3. Nitrosomonas europaea [TaxId: 915] [143380] (8) picpic
        SQ Q82UZ2 1-77! SQ Q82UZ2 78-163
  7. SP0238-like [143381] (1)
    stand-alone protein; dimer, the dimerization interface is formed by parallel packing of the subunit beta-sheets
    1. UPF0237 protein SP0238 [143382]
      1. Streptococcus pneumoniae [TaxId: 1313] [143383] (3) picpic
        SQ P67382 1-83
  8. Atu0741-like [143384] (1)
    duplication: tandem repeat of two ACT-like domains; contains strand invasion of extra N-terminal strand into the C-terminal domain beta-sheet; dimerizes with the formation of orthogonally packed intersubunit beta-sheets
    1. Hypothetical protein Atu0741 [143385]
      1. Agrobacterium tumefaciens [TaxId: 358] [143386] (2) picpic
        SQ Q8UHE1 2-61! SQ Q8UHE1 62-127
  9. VC0802-like [143387] (1)
    duplication: tandem repeat of two ACT-like domains; contains circular permutation (the C-terminal strand replacement with extra N-terminal strand); dimerizes with the formation of orthogonally packed intersubunit beta-sheets
    1. Hypothetical protein VC0802 [143388]
      1. Vibrio cholerae [TaxId: 666] [143389] (8) picpic
        SQ Q9KTT6 2-67! SQ Q9KTT6 68-131
  10. Aspartokinase allosteric domain-like [143390] (3)
    duplication: tandem repeat of two ACT-like domains; similar subunit and oligomeric structures to the VC0802-like family
    1. Aspartokinase [143391]
      1. Methanococcus jannaschii [TaxId: 2190] [143392] (8) picpic
        SQ Q57991 304-403! SQ Q57991 404-470
      2. Escherichia coli [TaxId: 562] [143393] (6) picpic
        SQ P08660 295-385! SQ P08660 386-449
        Lysine-sensitive aspartokinase 3
      3. Thale cress (Arabidopsis thaliana) [TaxId: 3702] [143394] (4) picpic
        SQ Q9LYU8 388-478! SQ Q9LYU8 479-553
  11. BT0572-like [143395] (1)
    duplication: tandem repeat of two ACT-like domains; dimerizes with the formation of orthogonally packed intersubunit beta-sheets
    1. Hypothetical protein BT0572 [143396]
      1. Bacteroides thetaiotaomicron [TaxId: 818] [143397] (4) picpic
        SQ Q8AA93 1-70! SQ Q8AA93 71-141
  12. AF1403 N-terminal domain-like [143398] (1)
    dimerizes with the formation of a single intersubunit beta-sheet
    1. Hypothetical protein AF1403, N-terminal domain [143399]
      1. Archaeon Archaeoglobus fulgidus [TaxId: 2234] [143400] (3) picpic
        SQ O28869 2-78
  13. NIL domain-like [160322] (4)
    Pfam 09383
    1. Methionine import ATP-binding protein MetN [160323]
      1. Vibrio parahaemolyticus [TaxId: 670] [160324] (2) picpic
        SQ Q87RS1 248-344
      2. Escherichia coli [TaxId: 562] [160325] (6) picpic
        SQ P30750 241-343! SQ P30750 247-343
    2. Methionine import ATP-binding protein MetN2 [160326]
      1. Enterococcus faecalis [TaxId: 1351] [160327] (1) picpic
        SQ Q831K6 256-345
      2. Staphylococcus aureus [TaxId: 1280] [160328] (3) picpic
        SQ Q99VG8 247-341
  14. TM1266-like [160329] (1)
    PfamB 015436; stand-alone tetrameric protein; there are single beta-sheet dimers, whose beta-sheets are packed in parallel fasion in the tetramer
    1. Hypothetical protein TM1266 [160330]
      1. Thermotoga maritima [TaxId: 2336] [160331] (4) picpic
        SQ Q9X0Z3 2-81
Enter search key:
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