Structural Classification of Proteins
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Fold: Class II aaRS and biotin synthetases

contains large mixed beta-sheet

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: Class II aaRS and biotin synthetases [55680]
    contains large mixed beta-sheet

Superfamilies:

  1. Class II aaRS and biotin synthetases [55681] (4)
    link to SUPERFAMILY database - Superfamily
    1. Class II aminoacyl-tRNA synthetase (aaRS)-like, catalytic domain [55682] (28)
      1. Seryl-tRNA synthetase (SerRS) [55683]
        1. Thermus thermophilus, strain hb27 [TaxId: 274] [55684] (4) picpic
      2. Lysyl-tRNA synthetase (LysRS) [55685]
        contains an insertion of LEM/SAP-like HeH motif, residues 337-379
        1. Escherichia coli, gene lysU [TaxId: 562] [55686] (5) picpic
        2. Escherichia coli, gene lysS [TaxId: 562] [55687] (2) picpic
      3. Histidyl-tRNA synthetase (HisRS) [55688]
        1. Escherichia coli [TaxId: 562] [55689] (7) picpic
        2. Staphylococcus aureus [TaxId: 1280] [55690] (1) picpic
        3. Thermus thermophilus [TaxId: 274] [55691] (3) picpic
        4. Archaeon Thermoplasma acidophilum [TaxId: 2303] [143637] (2) picpic
          SQ Q9HLX5 3-329
      4. Glycyl-tRNA synthetase (GlyRS) [55692]
        1. Thermus thermophilus [TaxId: 274] [55693] (3) picpic
      5. Threonyl-tRNA synthetase (ThrRS) [55694]
        1. Escherichia coli [TaxId: 562] [55695] (5) picpic
        2. Staphylococcus aureus [TaxId: 1280] [103154] (2) picpic
      6. Aspartyl-tRNA synthetase (AspRS) [55696]
        1. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [55697] (3) picpic
        2. Archaeon Pyrococcus kodakaraensis [TaxId: 311400] [55698] (1) picpic
        3. Thermus thermophilus, AspRS-2 [TaxId: 274] [90008] (1) picpic
          non-discriminating and archaeal-type enzyme
        4. Escherichia coli [TaxId: 562] [55699] (3) picpic
        5. Thermus thermophilus, AspRS-1 [TaxId: 274] [55700] (3) picpic
      7. Phenyl-tRNA synthetase (PheRS) alpha subunit, PheS [55701]
        1. Thermus thermophilus [TaxId: 274] [55702] (9) picpic
          identical sequence to Thermus aquaticus, TaxId: 271
      8. Phenyl-tRNA synthetase (PheRS) beta subunit, PheT, central domain [55703]
        this domain is non-catalytic
        1. Thermus thermophilus [TaxId: 274] [55704] (9) picpic
          identical sequence to Thermus aquaticus, TaxId: 271
      9. Glycyl-tRNA synthetase (GlyRS) alpha chain [75504]
        1. Thermotoga maritima [TaxId: 2336] [75505] (1) picpic
          TM0216
      10. Alanyl-tRNA synthetase (AlaRS) [103155]
        1. Aquifex aeolicus [TaxId: 63363] [103156] (7) picpic
      11. Prolyl-tRNA synthetase (ProRS) [64347]
        1. Thermus thermophilus [TaxId: 274] [64348] (4) picpic
        2. Arhaeon (Methanothermobacter thermautotrophicus) [TaxId: 145262] [90009] (4) picpic
        3. Archaeon (Methanocaldococcus jannaschii) [TaxId: 2190] [90010] (1) picpic
      12. The aaRS-like accessory subunit of mitochondrial polymerase gamma, N-terminal domain [64349]
        1. Mouse (Mus musculus) [TaxId: 10090] [64350] (2) picpic
        2. Human (Homo sapiens) [TaxId: 9606] [143638] (4) picpic
          SQ Q9UHN1 66-355
      13. Asparagine synthetase [55705]
        1. Escherichia coli [TaxId: 562] [55706] (2) picpic
      14. Hypothetical protein PF1951 [103157]
        1. Archaeon Pyrococcus furiosus [TaxId: 2261] [103158] (1) picpic
          AspRS-related protein
      15. ATP phosphoribosyltransferase regulatory subunit HisZ [118058]
        shares histidine-binding site with the HisRS catalytic domain
        1. Thermotoga maritima [TaxId: 2336] [118059] (1) picpic
          SQ Q9X0D3
        2. Lactococcus lactis [TaxId: 1358] [143639] (8) picpic
          SQ Q02147 6-323
    2. Biotin holoenzyme synthetase [55707] (2)
      1. Biotin repressor/biotin holoenzyme synthetase, catalytic (central) domain [55708]
        this structure contains an SH2-like fold
        1. Escherichia coli [TaxId: 562] [55709] (5) picpic
      2. Biotin--[acetyl-CoA-carboxylase] ligase catalytic domain [143640]
        1. Archaeon Pyrococcus horikoshii [TaxId: 53953] [143641] (28) picpic
          SQ O57883 1-188
    3. LplA-like [143642] (6)
      part of Pfam 03099
      1. Lipoyltransferase LipB [143643]
        1. Mycobacterium tuberculosis [TaxId: 1773] [143644] (1) picpic
          SQ Q10404 1-216
      2. LplA-like protein SP1160, N-terminal domain [143645]
        1. Streptococcus pneumoniae [TaxId: 1313] [143646] (1) picpic
          SQ Q97QP1 1-241
      3. Lipoate-protein ligase A [160604]
        1. Streptococcus agalactiae [TaxId: 1311] [160605] (1) picpic
          SQ Q3D8N4 2-270
        2. Thermoplasma acidophilum [TaxId: 2303] [160606] (11) picpic
          SQ Q9HKT1 1-257
      4. Two-domain LplA, N-terminal domain [160607]
        1. Escherichia coli [TaxId: 562] [160608] (6) picpic
          SQ P32099 1-246
      5. Hypothetical protein BH3822 [160609]
        1. Bacillus halodurans [TaxId: 86665] [160610] (1) picpic
          SQ Q9K6A7 12-276
    4. PH0223-like [160611] (1)
      Pfam 04017; DUF366
      1. Uncharacterized protein PH0223 [160612]
        1. Pyrococcus horikoshii [TaxId: 53953] [160613] (6) picpic
          SQ O57962 3-190
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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