- 4Fe-4S ferredoxins (54862)
Superfamily
- Aspartate carbamoyltransferase, Regulatory-chain, N-terminal domain (54893)
Superfamily
- Protease propeptides/inhibitors (54897)
Superfamily
- Dimeric alpha+beta barrel (54909)
dimerizes through the beta-sheet; forms beta-sheet barrel, closed (n=8, S=12); dimers may assemble in higher oligomers
Superfamily
- GlnB-like (54913)
form timeric structures with the orthogonally packed beta-sheets
Superfamily
- SEA domain (82671)
Superfamily
- Nucleoside diphosphate kinase, NDK (54919)
Superfamily
- RNA-binding domain, RBD (54928)
Superfamily
- Viral DNA-binding domain (54957)
Superfamily
- RuBisCO, large subunit, small (N-terminal) domain (54966)
C-terminal domain is beta/alpha barrel
Superfamily
- Acylphosphatase/BLUF domain-like (54975)
Superfamily
- EF-G C-terminal domain-like (54980)
Superfamily
- eEF-1beta-like (54984)
Superfamily
- eEF1-gamma domain (89942)
elaborated with additional structures
Superfamily
- Anticodon-binding domain of PheRS (54991)
Superfamily
- Ribosomal protein S6 (54995)
Superfamily
- Ribosomal protein S10 (54999)
Superfamily
- N-utilization substance G protein NusG, N-terminal domain (82679)
Superfamily
- PAP/Archaeal CCA-adding enzyme, C-terminal domain (55003)
Superfamily
- HMA, heavy metal-associated domain (55008)
Superfamily
- Urease metallochaperone UreE, C-terminal domain (69737)
Superfamily
- ACT-like (55021)
regulatory domain linked to a wide range of metabolic enzymes
Superfamily
- Bacterial exopeptidase dimerisation domain (55031)
Superfamily
- NAD-binding domain of HMG-CoA reductase (55035)
Superfamily
- Molybdenum cofactor biosynthesis protein C, MoaC (55040)
Superfamily
- TRADD, N-terminal domain (55044)
Superfamily
- Probable ACP-binding domain of malonyl-CoA ACP transacylase (55048)
Superfamily
- CheY-binding domain of CheA (55052)
Superfamily
- D-ribose-5-phosphate isomerase (RpiA), lid domain (75445)
Superfamily
- Killer toxin KP6 alpha-subunit (55056)
Superfamily
- Hypothetical protein VC0424 (89946)
Superfamily
- Hypothetical protein TT1725 (103007)
Superfamily
- Mechanosensitive channel protein MscS (YggB), C-terminal domain (82689)
the last strand of the fold is flipped away and involved in oligomerisation
Superfamily
- GHMP Kinase, C-terminal domain (55060)
common fold is elaborated with additional secondary structures
Superfamily
- Translational regulator protein regA (55064)
common fold is elaborated with additional secondary structures
Superfamily
- Peptide methionine sulfoxide reductase (55068)
common fold is elaborated with additional secondary structures
Superfamily
- Nucleotide cyclase (55073)
common fold is elaborated with additional secondary structures
Superfamily
- 6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase, HPPK (55083)
common fold is elaborated with additional secondary structures
Superfamily
- Glutamyl tRNA-reductase catalytic, N-terminal domain (69742)
common fold is elaborated with additional secondary structures
Superfamily
- MTH1187/YkoF-like (89957)
Superfamily
- Methyl-coenzyme M reductase subunits (55088)
each of the three different subunits, alpha, beta and gamma, contains this fold decorated with additional secondary structures
Superfamily
- FAD-linked oxidases, C-terminal domain (55103)
duplication: contains two subdomains of this fold
Superfamily
- Formylmethanofuran:tetrahydromethanopterin formyltransferase (55112)
duplication: contains two subdomains of this fold
Superfamily
- Formiminotransferase domain of formiminotransferase-cyclodeaminase. (55116)
duplication: contains two subdomains of this fold
Superfamily
- Nitrite/Sulfite reductase N-terminal domain-like (55124)
duplication: contains two subdomains of this fold
Superfamily
- Multidrug efflux transporter AcrB pore domain; PN1, PN2, PC1 and PC2 subdomains (82693)
duplication: the N- and C-terminal halves of the whole proteins are structurally similar; each half contains two domains of this fold
Superfamily
- YajQ-like (89963)
duplication: consists of two domains of this fold swapped with their N-terminal strands
Superfamily
- eIF-2-alpha, C-terminal domain (110993)
Superfamily
- Sporulation related repeat (110997)
duplication: one domain contains two repeats of similar sequence and structure
Superfamily
- CRISPR-associated protein (117987)
duplication: contains two subdomains of this fold
Superfamily
- YbeD/HP0495-like (117991)
Superfamily
- DOPA-like (143410)
probable biological unit is homodimer; the extra C-terminal strand, adjacent and antiparallel to strand 4, contributes to the dimerisation interface
Superfamily
- CcmK-like (143414)
contains extra C-terminal helix; forms compact hexameric 'tiles' of hexagonal shape
Superfamily
- Transposase IS200-like (143422)
contains extra N-terminal hairpin and C-terminal helix, both are involved in dimerization; there can be helix-swapping in the dimer
Superfamily
- TTP0101/SSO1404-like (143430)
contains extra C-terminal beta-strand that integrates into the beta-sheet of the other subunit in the homodimer, a probable biological unit of this superfamily
Superfamily
- Rnp2-like (996742)
contains extra C-terminal helix
- Bacterial polysaccharide co-polymerase-like (996735)
Decorated common fold with extra helical regions, which facilitate oligomerization
- MTH889-like (996723)
assembles into hexameric ring-like structures with the formation of a singe beta-barrel sheet of 24 strands
- Ribosomal protein L10-like (996715)
consists of globular N-terminal domain, structurally similar to NDK, and the L7/L12-binding C-terminal alpha-helical tail