Structural Classification of Proteins
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Family: Purine and uridine phosphorylases

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a/b) [51349]
    Mainly parallel beta sheets (beta-alpha-beta units)
  3. Fold: Phosphorylase/hydrolase-like [53162]
    core: 3 layers, a/b/a ; mixed sheet of 5 strands: order 21354; strand 4 is antiparallel to the rest; contains crossover loops
  4. Superfamily: Purine and uridine phosphorylases [53167]
    complex architecture; contains mixed beta-sheet of 8 strands, order 23415867, strands 3, 6 & 7 are antiparallel to the rest; and barrel, closed; n=5, S=8
    link to SUPERFAMILY database - Superfamily
  5. Family: Purine and uridine phosphorylases [53168]

Protein Domains:

  1. Purine nucleoside phosphorylase, PNP [53169]
    1. Human (Homo sapiens) [TaxId: 9606] [53170] (17) picpic
      SQ P00491
    2. Cow (Bos taurus) [TaxId: 9913] [53171] (20) picpic
      SQ P55859
    3. Escherichia coli [TaxId: 562] [53172] (19) picpic
    4. Vibrio cholerae [TaxId: 666] [102499] (2) picpic
    5. Cellulomonas sp. [TaxId: 40001] [53173] (2) picpic
    6. Mycobacterium tuberculosis [TaxId: 1773] [64098] (3) picpic
    7. Thermus thermophilus [TaxId: 274] [89721] (4) picpic
    8. Thermotoga maritima [TaxId: 2336] [117654] (1) picpic
      SQ Q9X1T2
    9. Bacillus anthracis [TaxId: 1392] [117655] (3) picpic
      SQ Q81T09
  2. Uridine phosphorylase [53176]
    1. Escherichia coli [TaxId: 562] [53177] (40) picpic
      also includes the PDB entry (1rxs) where protein chains are designated by both upper case and lower case letters creating problems with its processing and presentation in SCOP
    2. Salmonella typhimurium [TaxId: 90371] [117656] (1) picpic
      SQ P0A1F6
  3. Putative uridine phosphorylase [102500]
    1. Plasmodium falciparum [TaxId: 5833] [102501] (4) picpic
  4. 5'-deoxy-5'-methylthioadenosine phosphorylase [53174]
    1. Human (Homo sapiens) [TaxId: 9606] [53175] (5) picpic
      SQ Q13126
    2. Archaeon Sulfolobus solfataricus [TaxId: 2287] [69536] (9) picpic
    3. Sulfolobus tokodaii [TaxId: 111955] [117657] (1) picpic
      SQ Q975C3
  5. 5'-Methylthioadenosine/S-Adenosylhomocysteine nucleosidase [82448]
    1. Escherichia coli [TaxId: 562] [82449] (8) picpic
  6. AMP nucleosidase [110645]
    contains extra N-terminal oligomerisation (sub)domain (8-153)
    1. Escherichia coli [TaxId: 562] [110646] (4) picpic
      SQ P15272
    2. Bacteroides thetaiotaomicron [TaxId: 818] [117658] (1) picpic
      SQ Q7MVU1
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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