Structural Classification of Proteins

Fold: Glycosyl hydrolase domain

: folded sheet; greek-key

Lineage:

Root: scop
Class: All beta proteins [48724]
Fold: Glycosyl hydrolase domain [51010]
folded sheet; greek-key

Superfamilies:

Glycosyl hydrolase domain [51011] (5)
this domain is C-terminal to the catalytic beta/alpha barrel domain
uperfamily
1. alpha-Amylases, C-terminal beta-sheet domain [51012] (46)
  this domain follows the catalytic beta/alpha barrel domain
  1. Bacterial alpha-Amylase [51013]
    1. Bacillus licheniformis [TaxId: 1402] [51014] (8)
    2. Pseudoalteromonas haloplanktis (Alteromonas haloplanktis) [TaxId: 228] [51015] (9)
    3. Bacillus subtilis [TaxId: 1423] [51016] (2)
      SQ P00691
    4. Bacillus stearothermophilus [TaxId: 1422] [51017] (1)
    5. Bacillus sp., ksm-k38 [TaxId: 1409] [89382] (6)
    6. Archaeon Pyrococcus woesei [TaxId: 2262] [89383] (3)
    7. Bacillus sp. 707 [TaxId: 1416] [117297] (4)
      SQ P19571 38-518
    8. Bacillus halmapalus [TaxId: 79882] [141551] (3)
      SQ P19571 432-518
    9. Halothermothrix orenii [TaxId: 31909] [141552] (1)
      SQ Q8GPL8 437-515
  2. Maltosyltransferase [63835]
    1. Thermotoga maritima [TaxId: 2336] [63836] (2)
  3. Cyclodextrin glycosyltransferase [51018]
    contains two more all-beta domains in C-terminal region, Immunoglobulin-like and trasthyretin-like
    1. Bacillus circulans, different strains [TaxId: 1397] [51019] (36)
    2. Bacillus stearothermophilus [TaxId: 1422] [51020] (1)
    3. Bacillus stearothermophilus, maltogenic alpha-amylase [TaxId: 1422] [51021] (2)
    4. Bacillus sp., strain 1011 [TaxId: 1409] [51022] (8)
      SQ P05618
    5. Thermoanaerobacterium thermosulfurigenes, EM1 [TaxId: 33950] [51023] (2)
    6. Thermoanaerobacterium [TaxId: 28895] [159261] (2)
  4. Animal alpha-amylase [51024]
    1. Pig (Sus scrofa) [TaxId: 9823] [51025] (14)
    2. Human (Homo sapiens) [TaxId: 9606] [51026] (43)
      SQ P04746 16-511 ! SQ 04746
    3. Yellow mealworm (Tenebrio molitor), larva [TaxId: 7067] [51027] (4)
  5. Fungal alpha-amylase [51028]
    1. Aspergillus niger, acid amylase [TaxId: 5061] [51029] (1)
    2. Aspergillus oryzae, Taka-amylase [TaxId: 5062] [51030] (8)
  6. Maltogenic amylase [51031]
    1. Thermus sp. [TaxId: 275] [51032] (2)
    2. Bacillus sp., cyclomaltodextrinase [TaxId: 1409] [75016] (1)
    3. Thermoactinomyces vulgaris, TVAI [TaxId: 2026] [75017] (9)
    4. Thermoactinomyces vulgaris, TVAII [TaxId: 2026] [51033] (25)
  7. Neopullulanase [82175]
    homologous to Maltogenic amylase
    1. Bacillus stearothermophilus [TaxId: 1422] [82176] (4)
  8. Cyclomaltodextrinase [101917]
    protein shares similar domain organization with maltogenic amylases but differs in the spatial arrangement of its domains
    1. Flavobacterium sp. 92 [TaxId: 197856] [101918] (1)
  9. Maltooligosyl trehalose synthase [82177]
    1. Archaeon Sulfolobus acidocaldarius [TaxId: 2285] [82178] (1)
  10. Glycosyltrehalose trehalohydrolase [51034]
    1. Archaeon Sulfolobus solfataricus, km1 [TaxId: 2287] [51035] (2)
    2. Deinococcus radiodurans [TaxId: 1299] [141553] (9)
      SQ Q9RX51 529-600
  11. 1,4-alpha-glucan branching enzyme [82179]
    1. Escherichia coli [TaxId: 562] [82180] (1)
  12. Isoamylase [51036]
    1. Pseudomonas amyloderamosa [TaxId: 32043] [51037] (1)
  13. G4-amylase (1,4-alpha-D-glucan maltotetrahydrolase) [51038]
    single beta-sheet; probable result of a decay of the common-fold
    1. Pseudomonas stutzeri [TaxId: 316] [51039] (9)
  14. Plant alpha-amylase [51040]
    single beta-sheet; probable result of a decay of the common-fold
    1. Barley (Hordeum vulgare), seeds, AMY2 isozyme [TaxId: 4513] [51041] (3)
    2. Barley (Hordeum vulgare), AMY1 isozyme [TaxId: 4513] [89384] (10)
  15. 4-alpha-glucanotransferase [75018]
    1. Thermotoga maritima [TaxId: 2336] [75019] (2)
  16. Oligo-1,6-glucosidase [51042]
    1. Bacillus cereus [TaxId: 1396] [51043] (1)
  17. Isomaltulose synthase PalI [89385]
    1. Klebsiella sp., lx3 [TaxId: 576] [89386] (1)
  18. Amylosucrase [69328]
    1. Neisseria polysaccharea [TaxId: 489] [69329] (10)
  19. Melibiase [75020]
    1. Chicken (Gallus gallus) [TaxId: 9031] [75021] (2)
      alpha-N-acetylgalactosaminidase
    2. Rice (Oryza sativa) [TaxId: 4530] [89387] (1)
      alpha-galactosidase
    3. Human (Homo sapiens) [TaxId: 9606] [101919] (2)
      alpha-galactosidase A
    4. Trichoderma reesei [TaxId: 51453] [110300] (2)
      SQ Q92456; Alpha-galactosidase agl1;
  20. A4 beta-galactosidase [82181]
    the catalytic domain of this protein is similar to that of the bacterial beta-amylase
    1. Thermus thermophilus [TaxId: 274] [82182] (2)
  21. Sucrose phosphorylase [101920]
    single beta-sheet; probable result of a decay of the common-fold
    1. Bifidobacterium adolescentis [TaxId: 1680] [101921] (5)
  22. Pullulanase PulA [159262]
    1. Klebsiella pneumoniae [TaxId: 573] [159263] (3)
      SQ P07206 973-1090
2. Composite domain of glycosyl hydrolase families 5, 30, 39 and 51 [89388] (6)
  interrupted by the catalytic domain; the C-terminal core is similar to the alpha-amylase domain
  1. Glucosylceramidase [89389]
    glycosyl hydrolase family 30; the N-terminal extension wraps around the C-terminal core
    1. Human (Homo sapiens) [TaxId: 9606] [89390] (27)
  2. Glycosyl hydrolase family 5 xylanase [101922]
    1. Erwinia chrysanthemi [TaxId: 556] [101923] (1)
  3. Alpha-l-arabinofuranosidase [101924]
    glycosyl hydrolase family 51
    1. Bacillus stearothermophilus [TaxId: 1422] [101925] (4)
    2. Clostridium thermocellum [TaxId: 1515] [141554] (12)
      SQ Q4CJG5 2-16,387-502
  4. Beta-D-xylosidase [101926]
    glycosyl hydrolase family 39
    1. Thermoanaerobacterium saccharolyticum [TaxId: 28896] [101927] (2)
    2. Bacillus stearothermophilus [TaxId: 1422] [141555] (24)
      SQ Q9ZFM2 5-14,362-503
3. Putative alpha-L-fucosidase C-terminal domain [101928] (1)
  glycosyl hydrolase family 29; beta-sheet forms a closed beta-barrel (n=8, S=10)
  1. Putative alpha-L-fucosidase C-terminal domain [101929]
    1. Thermotoga maritima [TaxId: 2336] [101930] (3)
      TM0306
4. Putative glucosidase YicI, domain 3 [117298] (1)
  1. Putative glucosidase YicI, domain 3 [117299]
    1. Escherichia coli [TaxId: 562] [117300] (15)
      SQ P31434
5. Beta-galactosidase LacA, domain 2 [117301] (1)
  contains extra C-terminal beta-sandwich subdomain [greek-key; partial topological similarity to the immunoglobulin-like fold]
  1. Beta-galactosidase LacA, domain 2 [117302]
    1. Penicillium sp. [TaxId: 5081] [117303] (2)
      SQ Q700S9 41-1011