Structural Classification of Proteins

Fold: ISP domain

: consists of two all-beta subdomains: conserved small domain has a rubredoxin-like fold; larger domain consists of 6 beta-stands packed in either sandwich of two 3-stranded sheets or closed barrel (n=6; S=8)

Lineage:

Root: scop
Class: All beta proteins [48724]
Fold: ISP domain [50021]
consists of two all-beta subdomains: conserved small domain has a rubredoxin-like fold; larger domain consists of 6 beta-stands packed in either sandwich of two 3-stranded sheets or closed barrel (n=6; S=8)

Superfamilies:

ISP domain [50022] (3)
uperfamily
1. Rieske iron-sulfur protein (ISP) [50023] (11)
  1. ISP subunit of the mitochondrial cytochrome bc1-complex, water-soluble domain [50024]
    1. Cow (Bos taurus) [TaxId: 9913] [50025] (10)
    2. Chicken (Gallus gallus) [TaxId: 9031] [50026] (6)
      SQ P13272 79-274 ! SQ P13272 # precursor of chains I,E and V,R
    3. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [63741] (9)
  2. ISP subunit from the cytochrome b6f complex, soluble domain [101665]
    1. Mastigocladus laminosus [TaxId: 83541] [101666] (6)
    2. Chlamydomonas reinhardtii [TaxId: 3055] [101667] (1)
  3. ISP subunit from chloroplast cytochrome bf complex [50027]
    1. Spinach (Spinacia oleracea) [TaxId: 3562] [50028] (1)
  4. Arsenite oxidase Rieske subunit [50029]
    1. Alcaligenes faecalis [TaxId: 511] [50030] (2)
  5. Rieske protein II (SoxF) [74918]
    1. Archaeon Sulfolobus acidocaldarius [TaxId: 2285] [74919] (1)
  6. Soluble Rieske protein [89291]
    1. Thermus thermophilus [TaxId: 274] [89292] (1)
  7. Rieske-type ferredoxin associated with biphenyl dioxygenase [50031]
    1. Burkholderia cepacia [TaxId: 292] [50032] (1)
  8. Toluene-4-monooxygenase system protein C, TmoC [110154]
    1. Pseudomonas mendocina [TaxId: 300] [110155] (3)
      SQ Q00458
2. Ring hydroxylating alpha subunit ISP domain [50033] (7)
  1. Naphthalene 1,2-dioxygenase alpha subunit, N-domain [50034]
    1. Pseudomonas putida [TaxId: 303] [50035] (16)
    2. Rhodococcus sp. ncimb12038 [TaxId: 92694] [141177] (6)
      SQ Q9X3R9 1-162
  2. Biphenyl dioxygenase large subunit BphA1, N-terminal domain [110156]
    1. Rhodococcus sp. (strain RHA1) [TaxId: 101510] [110157] (2)
      SQ Q53122 17-451
  3. 2-oxo-1,2-dihydroquinoline 8-monooxygenase, oxygenase component OxoO [141178]
    1. Pseudomonas putida [TaxId: 303] [141179] (1)
      SQ O05935 16-163
  4. Nitrobenzene dioxygenase alpha subunit, NBDO-alpha [141180]
    1. Comamonas sp. JS765 [TaxId: 58226] [141181] (3)
      SQ Q8RTL4 3-152
  5. Large subunit of cumene dioxygenase cumA1 [141182]
    1. Pseudomonas fluorescens [TaxId: 294] [141183] (1)
      SQ Q51743 19-180
  6. Terminal oxygenase component of carbazole CarAa [141184]
    1. Janthinobacterium sp. j3 [TaxId: 213804] [141185] (10)
      SQ Q84II6 1-142
3. NirD-like [158991] (3)
  retains the common fold but lacks the Fe-S cluster
  1. NADH-nitrite reductase small subunit NirD [158992]
    1. Escherichia coli [TaxId: 562] [158993] (1)
      SQ P0A9I8 1-108
    2. Erwinia carotovora [TaxId: 554] [158994] (1)
      SQ Q6CZS1 1-122
    3. Vibrio parahaemolyticus [TaxId: 670] [158995] (8)
      SQ Q87HB1 4-111