Fold: Ferredoxin-like

alpha+beta sandwich with antiparallel beta-sheet; (beta-alpha-beta)x2

Lineage:

1. Root: scop
2. Class: Alpha and beta proteins (a+b)
   Mainly antiparallel beta sheets (segregated alpha and beta regions)
3. Fold: Ferredoxin-like
   alpha+beta sandwich with antiparallel beta-sheet; (beta-alpha-beta)x2

Superfamilies:

1. 4Fe-4S ferredoxins (5)
2. Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain (1)
3. Protease propeptides (2)
4. Muconalactone isomerase (1)
5. Prokaryotic signal transducing protein (1)
6. Nucleoside diphosphate kinases (1)
7. RNA-binding domain, RBD (2)
8. Viral DNA-binding domain (1)
9. RuBisCO, large subunit, small (N-terminal) domain (1)
   C-terminal domain is beta/alpha barrel
10. Acylphosphatase (1)
11. Elongation factor G (EF-G), domains III and V (1)
12. eEF-1beta-like (1)
13. Anticodon-binding domain of PheRS (1)
14. Ribosomal protein S6 (1)
15. Ribosomal protein S10 (1)
16. Poly(A) polymerase, C-terminal domain (1)
17. Metal-binding domain (1)
18. Regulatory domain in the aminoacid metabolism (3)
19. Carboxypeptidase G2, dimerisation domain (1)
20. NAD-binding domain of HMG-CoA reductase (1)
21. Molybdenum cofactor biosynthesis protein C, MoaC (1)
22. TRADD, N-terminal domain (1)
23. Probable ACP-binding domain of malonyl-CoA ACP transacylase (1)
24. CheY-binding domain of CheA (1)
25. Killer toxin KP6 alpha-subunit (1)
26. Homoserine kinase, C-terminal domain (1)
    common fold is elaborated with additional secondary structures
27. Translational regulator protein regA (1)
    common fold is elaborated with additional secondary structures
28. Peptide methionine sulfoxide reductase (1)
    common fold is elaborated with additional secondary structures
29. Adenylyl and guanylyl cyclase catalytic domain (1)
    common fold is elaborated with additional secondary structures
30. 6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase, HPPK (1)
    common fold is elaborated with additional secondary structures
31. Methyl-coenzyme M reductase subunits (2)
    each of the three different subunits, alpha, beta and gamma, contains this fold decorated with additional secondary structures
32. FAD-linked oxidases, C-terminal domain (2)
    duplication: contains two subdomains of this fold
33. Formylmethanofuran:tetrahydromethanopterin formyltransferase (1)
    duplication: contains two subdomains of this fold
34. Formiminotransferase domain of formiminotransferase-cyclodeaminase. (1)
    duplication: contains two subdomains of this fold
35. Pseudouridine synthase I (1)
    duplication: contains two subdomains of this fold
36. Sulfite reductase, domains 1 and 3 (1)
    duplication: contains two subdomains of this fold