Structural Classification of Proteins

Fold: 6-bladed beta-propeller

: consists of six 4-stranded beta-sheet motifs; meander

Lineage:

Root: scop
Class: All beta proteins [48724]
Fold: 6-bladed beta-propeller [50938]
consists of six 4-stranded beta-sheet motifs; meander

Superfamilies:

Sialidases [50939] (2)
uperfamily
1. Sialidases (neuraminidases) [50940] (11)
  1. Salmonella sialidase [50941]
    1. Salmonella typhimurium, strain lt2 [TaxId: 90371] [50942] (5)
  2. Influenza neuraminidase [50943]
    1. Influenza A virus, different strains [TaxId: 11320] [50944] (59)
      SQ P03472 84-470
    2. Influenza B virus, different strains [TaxId: 11520] [50945] (12)
  3. Paramyxovirus hemagglutinin-neuraminidase head domain [63823]
    1. Newcastle disease virus [TaxId: 11176] [63824] (5)
  4. Hemagglutinin-neuraminidase glycoprotein [101891]
    1. Human parainfluenza virus type 3 [TaxId: 11216] [101892] (5)
  5. Micromonospora sialidase, N-terminal domain [50946]
    1. Micromonospora viridifaciens [TaxId: 1881] [50947] (10)
      SQ Q02834 47-647
  6. Leech intramolecular trans-sialidase, C-terminal domain [50948]
    contains incomplete beta-barrel subdomain inserted in the second blade
    1. North american leech (Macrobdella decora) [TaxId: 6405] [50949] (5)
  7. Vibrio cholerae sialidase [50950]
    contains 2 additional domains of ConA-like fold
    1. Vibrio cholerae [TaxId: 666] [50951] (3)
      SQ P37060
  8. Trypanosoma sialidase [82164]
    1. Parasitic flagellate protozoan (Trypanosoma cruzi) [TaxId: 5693] [89371] (12)
      SQ Q26966
    2. Trypanosoma rangeli [TaxId: 5698] [82165] (10)
      SQ O44049 20-653
  9. Sialidase 2 (Neu2) [117274]
    1. Human (Homo sapiens) [TaxId: 9606] [117275] (8)
      SQ Q9Y3R4
2. Endo-alpha-sialidase [117276] (1)
  possibly related by the other family by circular permutation; includes extra N-terminal domain [dN: alpha/beta ] and insert domain [dI: beta-barrel, similar to the Reductase/isomerase/elongation factor common domain (scop_cf 50412)]
  1. Endo-alpha-sialidase [117277]
    1. Bacteriophage K1F [TaxId: 344021] [117278] (2)
      SQ Q04830 245-909
Soluble quinoprotein glucose dehydrogenase [50952] (1)
uperfamily
1. Soluble quinoprotein glucose dehydrogenase [50953] (1)
  1. Soluble quinoprotein glucose dehydrogenase [50954]
    1. Acinetobacter calcoaceticus [TaxId: 471] [50955] (4)
Thermostable phytase (3-phytase) [50956] (1)
uperfamily
1. Thermostable phytase (3-phytase) [50957] (1)
  1. Thermostable phytase (3-phytase) [50958]
    1. Bacillus amyloliquefaciens [TaxId: 1390] [50959] (5)
TolB, C-terminal domain [50960] (1)
uperfamily
1. TolB, C-terminal domain [50961] (1)
  1. TolB, C-terminal domain [50962]
    1. Escherichia coli [TaxId: 562] [50963] (10)
YWTD domain [63825] (1)
uperfamily
1. YWTD domain [63826] (2)
  1. Low density lipoprotein (LDL) receptor [63827]
    1. Human (Homo sapiens) [TaxId: 9606] [63828] (2)
  2. Nidogen [101893]
    1. Mouse (Mus musculus) [TaxId: 10090] [101894] (1)
Calcium-dependent phosphotriesterase [63829] (3)
uperfamily
1. SGL-like [63830] (3)
  1. Diisopropylfluorophosphatase (phosphotriesterase, DFP) [63831]
    1. Squid (Loligo vulgaris) [TaxId: 6622] [63832] (4)
      SQ Q7SIG4
  2. Lactonase Drp35 [141546]
    1. Staphylococcus aureus [TaxId: 1280] [141547] (24)
      SQ Q7A338 5-324! SQ Q99QV3 5-324
  3. Regucalcin [141548]
    Agr_c_1268p/Atu0702
    1. Agrobacterium tumefaciens [TaxId: 358] [141549] (1)
      SQ Q7D0W3 20-314
2. Serum paraoxonase/arylesterase 1, PON1 [101895] (1)
  1. Serum paraoxonase/arylesterase 1, PON1 [101896]
    1. Rabit (Oryctolagus cuniculus) [TaxId: 9986] [101897] (1)
3. All0351-like [159252] (1)
  N-terminal half is PfamB 89298 and C-terminal half is PfamB 80276; includes recent entry 2qe8 (Ava4197)
  1. Hypothetical protein All0351 homologue [159253]
    1. Nostoc punctiforme [TaxId: 272131] [159254] (1)
Tricorn protease N-terminal domain [69304] (1)
possibly related to the second domain of tricorn protease (a distorted 7-bladed beta-propeller)
uperfamily
1. Tricorn protease N-terminal domain [69305] (1)
  1. Tricorn protease N-terminal domain [69306]
    1. Archaeon Thermoplasma acidophilum [TaxId: 2303] [69307] (4)
Fucose-specific lectin [89372] (1)
uperfamily
1. Fucose-specific lectin [89373] (1)
  1. Fucose-specific lectin [89374]
    1. Orange peel mushroom (Aleuria aurantia) [TaxId: 5188] [89375] (3)
NHL repeat [101898] (1)
uperfamily
1. NHL repeat [101899] (2)
  Pfam 01436
  1. Brain tumor cg10719-pa [101900]
    1. Fruit fly (Drosophila melanogaster) [TaxId: 7227] [101901] (1)
  2. Serine/threonine-protein kinase PknD [101902]
    1. Mycobacterium tuberculosis [TaxId: 1773] [101903] (2)
GyrA/ParC C-terminal domain-like [101904] (1)
beta-pinwheel, a variant of beta-propeller fold; unlike an canonical beta-propeller, strands 1 and 4 of each four-strand repeat unit are in one blade whereas strands 2 and 3 are in the next blade
uperfamily
1. GyrA/ParC C-terminal domain-like [101905] (2)
  Pfam 03989; functional conformational changes result in breaking the interface between the N- and C-terminal blades
  1. DNA gyrase A C-terminal domain [101906]
    1. Lyme disease spirochete (Borrelia burgdorferi) [TaxId: 139] [101907] (1)
  2. Topoisomerase IV subunit A, ParC, C-terminal domain [117279]
    1. Bacillus stearothermophilus [TaxId: 1422] [117280] (1)
      SQ Q45066 499-805 # 63% sequence identity; Bacillus subtilis TaxID: 1423
Kelch motif [117281] (1)
uperfamily
1. Kelch motif [117282] (2)
  Pfam 01344; sequence motif corresponding to one beta-sheet blade; similar sequences are found in the Galactose oxidase 7-bladed beta-propeller domain (scop_pr 50967)
  1. Kelch-like ECH-associated protein 1, KEAP1 [117283]
    1. Human (Homo sapiens) [TaxId: 9606] [117284] (3)
      SQ Q14145 322-609
    2. Mouse (Mus musculus) [TaxId: 10090] [141550] (4)
      SQ Q9Z2X8 324-613