| SCOP superfamily ID |
superfamiily description |
corresponding fold description |
| a.118.6 | Protein prenylyltransferase | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.118.8 | TPR-like | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.118.9 | ENTH/VHS domain | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.118.1 | ARM repeat | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.65.1 | Annexin duplication: consists of four domains of the same fold ! | Annexin 5 helices; folded leaf, closed |
| a.118.4 | Lipovitellin-phosvitin complex, superhelical domain | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| e.25.1 | Sec1/munc18-like (SM) proteins | Sec1/munc18-like (SM) proteins 3 domains: (1 and 2) alpha+beta; (3) mostly alpha, inserted in domain 2 |
| a.116.1 | GTPase activation domain, GAP | GTPase activation domain, GAP multihelical |
| a.118.25 | TROVE domain-like consist of two superhelical sections arranged like a horse-shoe ! | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.103.1 | Citrate synthase | Citrate synthase multihelical; consists of two all-alpha domains |
| a.118.20 | Hypothetical protein ST1625 | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.118.15 | Aconitase B, N-terminal domain | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| d.379.1 | Taf5 N-terminal domain-like | Taf5 N-terminal domain-like multihelical cluster with a C-terminal beta-alpha(2)-beta motif; one central buried helix; parallel beta-ribbon |
| a.102.3 | Chondroitin AC/alginate lyase incomplete toroid ! | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| a.118.24 | Pseudo ankyrin repeat-like contains three helices per turn of the superhelix ! | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| e.40.1 | Cullin homology domain | Cullin homology domain 3 domains: (1) 4-helical bundle; (2) alpha+beta; (3) "winged helix"-like |
| a.196.1 | Invasion protein A (SipA) , C-terminal actin binding domain | Invasion protein A (SipA) , C-terminal actin binding domain 6 helices: orthogonal array |
| a.118.12 | Ran-GTPase activating protein 1 (RanGAP1), C-terminal domain | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| e.6.1 | Acyl-CoA dehydrogenase NM domain-like flavoprotein: binds FAD; constituent families differ in the numbers of C-terminal domains (four-helical bundles) ! | Acyl-CoA dehydrogenase NM domain-like 2 domains: (1) all-alpha: 5 helices; (2) contains an open beta-sheet barrel: n*=5, S*=8; complex topology |
| f.1.4 | Bcl-2 inhibitors of programmed cell death PROVISIONAL CLASSIFICATION, based on structural similarity to the diphtheria toxin domain ! | Toxins' membrane translocation domains multi-helical domains of various folds which is thought to unfold in the membrane |
| a.48.4 | HIV integrase-binding domain | N-cbl like 4 helices; bundle, left-handed twist; left-handed superhelix |
| a.118.19 | C-terminal domain of Ku80 | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.99.1 | Cryptochrome/photolyase FAD-binding domain | Cryptochrome/photolyase FAD-binding domain multihelical; consists of two all-alpha subdomains |
| e.3.1 | beta-lactamase/transpeptidase-like | beta-lactamase/transpeptidase-like contains a cluster of helices and an alpha+beta sandwich |
| e.22.1 | Dehydroquinate synthase-like | Dehydroquinate synthase-like 2 domains: (1) alpha/beta of a Rossmann-fold topology, binds NAD (2) multihelical array |
| d.144.1 | Protein kinase-like (PK-like) shares functional and structural similarities with the ATP-grasp fold and PIPK ! | Protein kinase-like (PK-like) consists of two alpha+beta domains, C-terminal domain is mostly alpha helical |
| a.118.3 | Sec7 domain | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.85.1 | Hemocyanin, N-terminal domain | Hemocyanin, N-terminal domain 6 helices; bundle; one central helix is surrounded by 5 others |
| d.211.1 | Ankyrin repeat repeats organized in elongated structures ! | beta-hairpin-alpha-hairpin repeat multiple repeats of beta(2)-alpha(2) motif |
| a.118.18 | HCP-like | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.209.1 | ADP-ribosylglycohydrolase | ADP-ribosylglycohydrolase multihelical; bundle |
| a.71.2 | Helical domain of Sec23/24 | ERP29 C domain-like 5 helices; bundle |
| a.118.11 | Cytochrome c oxidase subunit E | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.260.1 | Rhabdovirus nucleoprotein-like | Rhabdovirus nucleoprotein-like multihelical, consist of two helical domains; each domain contains a buried helix |
| a.234.1 | Hypothetical protein MPN330 | Hypothetical protein MPN330 multihelical; consists of three different 4-helical bundles |
| a.117.1 | Ras GEF | Ras GEF multihelical |
| a.118.5 | Bacterial muramidases | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.268.1 | PTPA-like | PTPA-like multihelical |
| a.254.1 | PA2201 C-terminal domain-like | PA2201 C-terminal domain-like multihelical; seven-helical bundle with buried central helix |
| a.102.1 | Six-hairpin glycosidases | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| a.118.17 | Cullin repeat-like | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.118.21 | Chemosensory protein Csp2 | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.173.1 | Poly A polymerase C-terminal region-like the neck subdomain is an alpha-alpha superhelix; the tail subdomain is similar to the RuvA C-terminal domain-like ! | Poly A polymerase C-terminal region-like multihelical; can be divided into three subdomains (neck, body and tail) |
| a.92.1 | Carbamoyl phosphate synthetase, large subunit connection domain | Carbamoyl phosphate synthetase, large subunit connection domain multihelical; consists of two all-alpha subdomains ! possible duplication: subdomains have similar topologies |
| a.118.13 | Arp2/3 complex 16 kDa subunit ARPC5 | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.121.1 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain multihelical; interlocked (homo)dimer |
| a.296.1 | PMT central region-like | PMT central region-like multihelical; comprises two four-helical bundles of different topologies and an irregular helical array packed against a small beta-sheet |
| a.95.1 | Influenza virus matrix protein M1 superficially similar to membrane translocation domains ! | Influenza virus matrix protein M1 multihelical; consists of two different all-alpha subdomains, 4 helices each |
| a.118.22 | IP3 receptor type 1 binding core, domain 2 | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| e.5.1 | Heme-dependent catalase-like | Heme-dependent catalase-like contains an (8,10) beta-barrel and an all-alpha domain |
| a.45.1 | GST C-terminal domain-like this domains follows the thioredoxin-like N-terminal domain ! | GST C-terminal domain-like core: 4 helices; bundle, closed, left-handed twist; right-handed superhelix |
| a.235.1 | ATP-dependent DNA ligase DNA-binding domain | ATP-dependent DNA ligase DNA-binding domain multihelical; duplication: contains two intertwined structural repeats related by pseudo twofold symmetry |
| a.102.4 | Terpenoid cyclases/Protein prenyltransferases | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| a.157.1 | Skp1 dimerisation domain-like | Skp1 dimerisation domain-like multihelical; interlocked heterodimer with F-box proteins |
| a.102.2 | Seven-hairpin glycosidases | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| a.79.1 | NusB-like | NusB-like 6 helices: bundle; one central helix is surrounded by 5 others |
| a.146.1 | Telomeric repeat binding factor (TRF) dimerisation domain | Telomeric repeat binding factor (TRF) dimerisation domain multihelical; can be divided into an alpha-alpha superhelix domain and a long alpha-hairpin dimerization domain |
| c.107.1 | DHH phosphoesterases constituent families have similar domain organization with variable interdomain linker and spatial arrangement of the domains ! | DHH phosphoesterases consists of two non-similar domains ! Domain 1 has parallel sheet of 6 strands, order 321456 ! Domain 2 has mixed sheet of 5 strands, order 12345; strands 1 & 4 are antiparallel to the rest |
| c.87.1 | UDP-Glycosyltransferase/glycogen phosphorylase | UDP-Glycosyltransferase/glycogen phosphorylase consists of two non-similar domains with 3 layers (a/b/a) each ! domain 1: parallel beta-sheet of 7 strands, order 3214567 ! domain 2: parallel beta-sheet of 6 strands, order 321456 |
| d.377.1 | Rv2827c C-terminal domain-like | Rv2827c C-terminal domain-like multihelical array flanked by two three-stranded mixed beta-sheets |
| a.118.7 | 14-3-3 protein | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| e.61.1 | ImpE-like | ImpE-like consists of two domains; d1: right-handed superhelix of five helices; d2: pseudo beta-barrel containing structurally similar part to the "Histone-like" proteins from archaea (scop_fa 54161) |
| a.87.1 | DBL homology domain (DH-domain) | DBL homology domain (DH-domain) multihelical; core: 5-helical bundle |
| a.102.5 | Family 10 polysaccharide lyase | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| c.1.13 | Malate synthase G | TIM beta/alpha-barrel contains parallel beta-sheet barrel, closed; n=8, S=8; strand order 12345678 ! the first seven superfamilies have similar phosphate-binding sites |
| a.102.6 | LanC-like comprises seven hairpins | alpha/alpha toroid multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies |
| a.243.1 | Type III secretion system domain | Type III secretion system domain core: 4 helices, orthogonal array; right-handed superhelix |
| a.118.26 | MgtE N-terminal domain-like made of short helices; approximately 2.5 helices per turn of superhelix | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.289.1 | Sec63 N-terminal domain-like | Sec63 N-terminal domain-like multihelical; consists of two helical subdomains |
| a.46.2 | Nucleoside phosphorylase/phosphoribosyltransferase N-terminal domain | Methionine synthase domain-like 4 helices; bundle, left-handed twist; right-handed superhelix |
| a.205.1 | Hsp90 co-chaperone CDC37 | Hsp90 co-chaperone CDC37 multihelical; consists of 2 all-alpha subdomains connected by a long helix |
| a.89.1 | Methyl-coenzyme M reductase alpha and beta chain C-terminal domain | Methyl-coenzyme M reductase alpha and beta chain C-terminal domain multihelical bundle; contains buried central helix |
| d.334.1 | IlvD/EDD N-terminal domain-like | IlvD/EDD N-terminal domain-like contains a large cluster of helices and a mixed beta-sheet of 4 strands; order 2134, strands 3 and 4 are parallel |
| e.75.1 | flu NP-like | Flu NP-like consists of alpha+beta and all-alpha domains; biological unit is a trimer |
| a.211.1 | HD-domain/PDEase-like | HD-domain/PDEase-like multihelical; consists of two different alpha-helical bundles |
| a.23.4 | Mitochondrial import receptor subunit Tom20 | Open three-helical up-and-down bundle core: 3 helices; bundle, open |
| a.266.1 | Indolic compounds 2,3-dioxygenase-like contains heme-dependent enzymes ! | Indolic compounds 2,3-dioxygenase-like multihelical; bundle, contains interrupted helices |
| f.1.1 | Colicin | Toxins' membrane translocation domains multi-helical domains of various folds which is thought to unfold in the membrane |
| a.283.1 | ENT-like | ENT-like 5 helices, irregular array, right-handed superhelix |
| a.118.14 | FliG fragmented superhelix; consist of 3/4-helical motifs and connecting helices ! | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| a.203.1 | Putative anticodon-binding domain of alanyl-tRNA synthetase (AlaRS) | Putative anticodon-binding domain of alanyl-tRNA synthetase (AlaRS) multihelical; consists of two all-alpha subdomains |
| f.20.1 | Clc chloride channel | Clc chloride channel core: 18 transmembrane helices |
| c.1.22 | UROD/MetE-like | TIM beta/alpha-barrel contains parallel beta-sheet barrel, closed; n=8, S=8; strand order 12345678 ! the first seven superfamilies have similar phosphate-binding sites |
| a.29.11 | PA2201 N-terminal domain-like | Bromodomain-like 4 helices; bundle; minor mirror variant of up-and-down topology |
| a.25.2 | Cobalamin adenosyltransferase-like crossover loop goes across a different side of the 4-helical bundle; no internal metal-binding site ! | Ferritin-like core: 4 helices; bundle, closed, left-handed twist; 1 crossover connection |
| a.186.1 | KaiA/RbsU domain | KaiA/RbsU domain 4 helices; bundle, right-handed twist; right-handed superhelix |
| f.1.3 | delta-Endotoxin (insectocide), N-terminal domain | Toxins' membrane translocation domains multi-helical domains of various folds which is thought to unfold in the membrane |
| a.267.1 | Topoisomerase V catalytic domain-like | Topoisomerase V catalytic domain-like multihelical; irregular array; contains small amount of beta-structure and a 3-helical bundle with a variant homeofomain-like fold and HTH motif (scop_cf 46688) |
| a.47.3 | Cag-Z four-helical bundle without significant twist ! | STAT-like 4 long helices; bundle, left-handed twist (coiled coil); right-handed superhelix |
| a.46.1 | Methionine synthase domain | Methionine synthase domain-like 4 helices; bundle, left-handed twist; right-handed superhelix |
| a.222.1 | VPS9 domain | VPS9 domain multihelical; consist of two subdomains |
| a.47.5 | FlgN-like the last helix is shorter than the three others; a short extra helix between helices 2 an 3 fills the gap in the bundle ! | STAT-like 4 long helices; bundle, left-handed twist (coiled coil); right-handed superhelix |
| f.1.2 | Diphtheria toxin, middle domain | Toxins' membrane translocation domains multi-helical domains of various folds which is thought to unfold in the membrane |
| f.49.1 | Proton glutamate symport protein | Proton glutamate symport protein multihelical membrane protein; partial structural duplication in the C-terminal region; oligomeric state: trimer |
| a.130.1 | Chorismate mutase II | Chorismate mutase II multihelical; core: 6 helices, bundle |
| a.253.1 | AF0941-like | AF0941-like 6 helices, arranged into two interconnected 3-helical bundles; can also be described as a 'kinked' four-helical bundle; right-handed superhelix |
| f.21.1 | Transmembrane di-heme cytochromes Three of the four heme-ligands are conserved between the two families; both heme groups bind similarly but not identically ! | Heme-binding four-helical bundle core: four transmembrane helices, up-and-down bundle, binds one or two heme groups in between the helices |
| a.29.3 | Acyl-CoA dehydrogenase C-terminal domain-like multidomain flavoprotein; N-terminal domain is all-alpha; the middle domain is open (5,8) barrel ! | Bromodomain-like 4 helices; bundle; minor mirror variant of up-and-down topology |
| a.118.16 | Translin | alpha-alpha superhelix multihelical; 2 (curved) layers: alpha/alpha; right-handed superhelix |
| f.41.1 | Preprotein translocase SecY subunit duplication: consists of two similar structural parts ! | Preprotein translocase SecY subunit 10 transmembrane helices forming of a gated channel |
| a.191.1 | Methenyltetrahydrofolate cyclohydrolase-like | Methenyltetrahydrofolate cyclohydrolase-like 5 helices; bundle, closed, left-handed twist |
| a.227.1 | ERO1-like similar active site architecture to | ERO1-like multihelical; consists of 2 four-helical bundles |
| a.47.6 | MukF C-terminal domain-like | STAT-like 4 long helices; bundle, left-handed twist (coiled coil); right-handed superhelix |
| a.294.1 | Tex N-terminal region-like | Tex N-terminal region-like multihelical; irregular array of long and short helices; can be divided into several subdomains |
| d.180.1 | Conserved core of transcriptional regulatory protein vp16 | Conserved core of transcriptional regulatory protein vp16 unusual fold |
| a.114.1 | Interferon-induced guanylate-binding protein 1 (GBP1), C-terminal domain | Interferon-induced guanylate-binding protein 1 (GBP1), C-terminal domain multihelical; bundle of longer and shorter helices |