Structural Classification of Proteins

Superfamily: 4Fe-4S ferredoxins

: uperfamily

Lineage:

Root: scop
Class: Alpha and beta proteins (a+b) [53931]
Mainly antiparallel beta sheets (segregated alpha and beta regions)
Fold: Ferredoxin-like [54861]
alpha+beta sandwich with antiparallel beta-sheet; (beta-alpha-beta)x2
Superfamily: 4Fe-4S ferredoxins [54862]
uperfamily

Families:

Short-chain ferredoxins [54863] (5)
contains two 4Fe-4S clusters
1. Ferredoxin II [54864]
  1. Peptostreptococcus asaccharolyticus [TaxId: 1258] [54866] (1)
  2. Clostridium acidurici [TaxId: 1556] [54867] (3)
  3. Clostridium pasteurianum [TaxId: 1501] [54868] (1)
  4. Chromatium vinosum [TaxId: 1049] [54869] (1)
  5. Thauera aromatica [TaxId: 59405] [102954] (1)
7-Fe ferredoxin [54870] (5)
has C-terminal extension to the common fold
1. Ferredoxin [54871]
  1. Azotobacter vinelandii [TaxId: 354] [54872] (32)
  2. Bacillus schlegelii [TaxId: 1484] [54873] (4)
  3. Thermus thermophilus [TaxId: 274] [69725] (1)
2. Photosystem I iron-sulfur protein PsaC [64272]
  1. Synechococcus elongatus [TaxId: 32046] [64273] (1)
  2. Synechococcus sp. pcc 7002 [TaxId: 32049] [75426] (1)
Archaeal ferredoxins [54874] (1)
1. Ferredoxin [54875]
  the N-terminal extension to the common fold forms a part of a Zn-binding site
  1. Archaeon Sulfolobus sp. [TaxId: 2288] [54876] (1)
Single 4Fe-4S cluster ferredoxin [54877] (5)
contains only one 4Fe-4S cluster
1. Ferredoxin A [54878]
  1. Thermotoga maritima [TaxId: 2336] [54879] (2)
2. Ferredoxin I [54880]
  1. Sulfate-reducing bacteria (Desulfovibrio africanus) [TaxId: 873] [54881] (3)
  2. Desulfovibrio gigas [TaxId: 879] [54865] (2)
3. Ferredoxin [54882]
  1. Bacillus thermoproteolyticus [TaxId: 1427] [54883] (6)
4. Fe3S4-ferredoxin PF1909 [110946]
  1. Pyrococcus furiosus [TaxId: 2261] [110947] (2)
    SQ P29603
Ferredoxin domains from multidomain proteins [54884] (15)
members of this "family" may be more closely related to other ferredoxins than to each other
1. Fe-only hydrogenase, second domain [54885]
  1. Clostridium pasteurianum [TaxId: 1501] [54886] (4)
2. Fe-only hydrogenase larger subunit, N-domain [54887]
  1. Desulfovibrio desulfuricans [TaxId: 876] [54888] (1)
3. Pyruvate-ferredoxin oxidoreductase, PFOR, domain V [54889]
  1. Desulfovibrio africanus [TaxId: 873] [54890] (17)
4. Dihydropyrimidine dehydrogenase, C-terminal domain [54891]
  includes linker from domain 4
  1. Pig (Sus scrofa) [TaxId: 9823] [54892] (5)
5. Adenylylsulfate reductase B subunit [69726]
  includes N-terminal partly folded tail
  1. Archaeon Archaeoglobus fulgidus [TaxId: 2234] [69727] (10)
6. Formate dehydrogenase N, iron-sulfur (beta) subunit [75427]
  1. Escherichia coli [TaxId: 562] [75428] (2)
7. Tungsten containing formate dehydrogenase, small subunit [82664]
  1. Desulfovibrio gigas [TaxId: 879] [82665] (1)
8. Respiratory nitrate reductase 1 beta chain [102955]
  1. Escherichia coli [TaxId: 562] [102956] (7)
    SQ P11349
9. Transhydroxylase beta subunit, BthL, N-terminal domain [110948]
  1. Pelobacter acidigallici [TaxId: 35816] [110949] (6)
    SQ P80564
10. NADH-quinone oxidoreductase chain 9, Nqo9 [143252]
  1. Thermus thermophilus [TaxId: 274] [143253] (4)
    SQ Q56224 26-179
11. NADH-quinone oxidoreductase chain 3, Nqo3, domain 2 [143254]
  1. Thermus thermophilus [TaxId: 274] [143255] (4)
    SQ Q56223 96-246
12. DsrB insert domain [160277]
  1. Desulfovibrio vulgaris [TaxId: 881] [160278] (2)
    SQ P45575 209-277
  2. Archaeoglobus fulgidus [TaxId: 2234] [160279] (2)
    SQ Q59110 197-261
13. DsrA insert domain [160280]
  1. Desulfovibrio vulgaris [TaxId: 881] [160281] (2)
    SQ P45574 242-322
  2. Archaeoglobus fulgidus [TaxId: 2234] [160282] (2)
    SQ Q59109 240-305
ETF-QO domain-like [143256] (1)
Pfam 05187; Electron transfer flavoprotein-ubiquinone oxidoreductase; contains single Fe4-S4 cluster
1. Electron transfer flavoprotein-ubiquinone oxidoreductase, EFT-QO [143257]
  1. Pig (Sus scrofa) [TaxId: 9823] [143258] (4)
    SQ P55931 506-607