fid12_ fold
009.002 Amphiphilic alpha helix
001.046 Heme-dependent peroxidases
004.022 KH-domain
004.031 DCoH-like
004.019 Ribosomal protein L7/12, C-terminal fragment
008.027 Fragments of apolipoprotein C-I
004.008 Ribosomal protein S5 domain 2-like
001.044 Retroviral matrix proteins
002.045 beta-Prism II
001.013 Methionine-tRNA synthetase, C-terminal domain
005.001 Protein kinases (PK), catalytic core
001.022 4-helical cytokines
003.005 The "swivelling" beta/beta/alpha domain
010.004 Proteins of unknown sequence
001.031 Glutathione S-transferases, C-terminal domain
003.014 Trimethylamine dehydrogenase, middle domain
007.012 Kringle modules
002.043 Bacteriochlorophyl A protein
004.046 Class II aaRS and biotin synthetases
001.039 Annexin
004.066 ATP-grasp
002.052 alpha-Subunit of urease, composite domain
001.071 Oligomers of long helices
007.031 Glucocorticoid receptor-like (DNA-binding domain)
001.007 Spectrin repeat unit
003.063 Thiolase
008.011 Corticotropin releasing factor
004.002 Lysozyme-like
003.011 Flavodoxin-like
006.005 Light-harvesting complex
003.019 Glucosamine 6-phosphate deaminase
003.051 Aspartate carbamoyltransferase, Catalytic-chain
008.019 Atrial natriuretic peptide
005.002 Serpins
004.029 Virally encoded KP4 toxin
001.004 DNA-binding 3-helical bundle
006.003 Variant surface glycoprotein (N-terminal domain)
003.026 Phosphotyrosine protein phosphatases II
004.027 Hedgehog/DD-peptidase
008.025 Phospholamban, cytoplasmic domain residues 1-25
004.038 FAD/NAD-linked reductases, dimerisation (C-terminal) domain
004.036 Subtilisin inhibitor
003.024 CoA-dependent acetyltransferases
008.035 Nucleotide bound peptides
008.023 Ferredoxin chloroplastic transit peptide
003.053 Rhodanese
003.002 Cellulases
007.019 Blood coagulation inhibitor (disintegrin)
007.010 EGF-like module
007.017 Complement control module
008.008 HIV-1 REV fragment (residues 34-50)
008.018 RP71935
004.062 DNA clamp
001.055 FIS protein
004.028 IF3-like
001.064 Phospholipase C/P1 nuclease
007.015 Trefoil
001.053 Citrate synthase
004.037 RNA bacteriophage capsid protein
005.010 Glutamine synthetase
007.003 Small inhibitors, toxins, lectins
001.062 Tetracyclin repressor (Tet-repressor, TetR)
008.024 Vacuolar targeting peptide from NA-PROPI (residues 29-54)
004.057 Ornithine decarboxylase C-terminal domain
007.022 Methylamine dehydrogenase, L-chain
007.020 Endothelin-like
004.003 Cysteine proteinases
005.005 Thymidine phosphorylase
003.042 Purine and uridine phosphorylases
008.031 Gelsolin fragment (residues 150-169)
002.037 4-bladed beta-propeller
003.061 Periplasmic binding protein-like I
005.003 beta-Lactamase/D-ala carboxypeptidase
007.016 Cystine-knot cytokines
007.036 Ada DNA repair protein, N-terminal domain (N-Ada 10)
005.011 Type I DNA topoisomerase
008.016 Antifreeze polypeptide HPLC-6
008.014 Mellitin
003.035 5' Exonuclease domain of DNA polymerase Taq
004.006 Interleukin 8-like chemokines
007.001 Insulin-like
003.044 alpha/beta-Hydrolases
003.033 gamma,delta Resolvase, large fragment
002.018 Supersandwich
005.014 Nickel-iron hydrogenase
004.053 Cytochrome b5
007.008 Neurotoxin III (ATX III)
007.006 BPTI-like
002.007 Viral coat and capsid proteins
002.027 Mu transposase, C-terminal domain
003.058 beta-Glucosyltransferase & glycogen phosphorylase
002.016 Thaumatin
002.025 Elongation factor Tu (EF-Tu), the C-terminal domain
008.015 Tertiapin
004.070 N-terminal nucleophile aminohydrolases (Ntn hydrolases)
005.008 DNA/RNA polymerases
008.004 Deaminooxytocin
004.004 Ribonuclease A-like
002.009 Colipase binding domain-like
002.031 Gln-tRNA synthetase (GlnRS), C-terminal (anticodon-binding) domain
001.047 Endonuclease III
004.043 Tetrahydrobiopterin biosynthesis enzymes
004.001 Microbal ribonucleases
007.007 Defensin-like
007.027 Cytochrome c3
005.012 D-amino acid aminotransferase
004.009 beta-Grasp
002.046 beta-Roll
004.041 SH2-like
004.060 TBP-like
004.068 DNase I-like
004.078 Substrate-binding domain of HMG-CoA reductase
005.009 Nucleotidyltransferases
004.079 Sulfite reductase hemoprotein (SiRHP)
004.016 2,3-Dihydroxybiphenyl dioxygenase (DHDB, BPHC enzyme)
002.002 Common fold of diphtheria toxin/transcription factors/cytochrome f
002.032 PH domain-like
007.032 HIV zinc finger-like domains
003.064 Cytidine deaminase
002.001 Immunoglobulin-like beta-sandwich
002.011 Ecotin, trypsin inhibitor
001.069 Chorismate mutase II
004.014 FKBP-like
009.003 Alpha helical bundle
002.010 Glycosyl-asparaginase
002.020 GroES-like
002.040 8-bladed beta-propeller
006.006 Porins
001.037 Prokaryotic histone-like protein
001.026 the C-terminal domain of RNA polymerase alpha subunit
003.049 Alkaline phosphatase
001.035 DNA polymerase beta, N-terminal (8 kD)-domain
002.035 Streptavidin-like
003.027 Thioredoxin-like
001.019 Methane monooxygenase hydrolase, gamma subunit
001.041 Thermolysin-like metalloproteases, C-terminal domain
004.067 FAD-binding domain
003.054 Aconitase, first 3 domains
001.028 EF-hand
001.017 HMG-box
008.021 Brandykinin antagonist B-9340
003.021 P-loop containing nucleotide triphosphate hydrolases
001.056 Photosynthetic reaction centre (cytochrome subunit)
003.008 Interleukin-1beta converting enzyme (a cysteine protease)
004.063 Galactose-1-phosphate uridylyltransferase
004.032 Chorismate mutase
003.017 Pyruvate oxidase and decarboxylase, middle domain
004.051 Bacteriophage T7 lysozyme (Zn amidase)
001.042 Tyrosyl-tRNA synthetase, middle domain
007.023 Fibronectin type II module
002.033 Pyruvate kinase beta-barrel domain
004.025 The intermediate domain of GroEL
001.008 Immunoglobulin-binding protein A, fragment B
004.065 Ribosomal protein L9
002.041 alpha-Amylases, beta-sheet domain
008.002 Alamecitin
004.064 ribosomal protein L6
002.038 6-bladed beta-propeller
007.038 Amb V allergen
003.001 beta/alpha (TIM)-barrel
008.009 Coagulation factor VIII, membrane-binding peptide
002.030 Barwin-like endoglucanases
003.010 Catalytic domain of malonyl-CoA ACP transacylase
008.029 The proline pipe
009.001 Hybrid protein
001.045 Cyclin-like
001.003 Cytochrome c
007.013 Fibronectin type I module
002.044 beta-Prism I
001.002 Long alpha-hairpin
003.036 Phosphoglycerate mutase-like
006.001 Toxins' membrane translocation domains
004.048 Profilin-like
004.058 Endonuclease
003.045 Zn-dependent exopeptidases
008.034 Methanol dehydrogenase, light chain
001.050 6-phosphogluconate & Acyl-CoA dehydrogenases, C-terminal domain
007.011 Crambin-like
007.030 Zn2/Cys6 DNA-binding domain
008.032 Acetylcholine receptor fragment (residues alpha 67-76)
003.022 CheB methylesterase domain (C-terminal residues 152-349)
002.028 The N-terminal domain of alpha and beta subunits of F1 ATP synthase
003.052 Tryptophan synthase, beta-subunit
004.054 A DNA topoisomerase I domain
008.010 Parathyroid hormone fragment (residues 1-37)
003.030 Leucine aminopeptidase, N-terminal domain
007.037 Protein kinase cystein-rich domain (cys2)
006.004 Membrane all-alpha
008.007 Alzheimer's disease amyloid peptides
004.071 Histidine decarboxylase
001.043 Left-handed superhelix
008.005 delta-Toxin
003.025 Phosphotyrosine protein phosphatases I
004.056 Ribonuclease Rh
001.051 Uteroglobin-like
002.042 Carbonic anhydrase
008.033 Thrombomodulin EGF domain fragment (residues 409-426)
001.060 alpha-alpha Superhelix
008.012 Liposaccharide-binding protein CAP18 (residues 106-137)
001.070 Phospholipase A2
002.019 SH3-like barrel
002.051 beta-Clip
002.039 7-bladed beta-propeller
002.049 Double-stranded beta-helix
003.040 S-adenosyl-L-methionine-dependent methyltransferases
002.047 Single-stranded right-handed beta-helix
003.059 Glutaminase/Asparaginase
007.004 Proteinase inhibitor PMP-C
002.004 alpha-Amylase inhibitor
008.026 Fragment of bowman-birk inhibitor
006.002 Influenza hemagglutinin (stalk)
001.063 Ligand-binding domain of nuclear receptor
002.013 Segmented RNA-genome viruses' proteins
002.022 Near-membrane domain of membrane proteins
005.006 Acyl-CoA dehydrogenase (flavoprotein), N-terminal and middle domains
009.004 Collagen-like peptide
001.048 Anticodon-binding (C-terminal) domain of glutamyl-tRNA synthetase (GluRS)
007.029 Classic zinc finger
003.062 Periplasmic binding protein-like II
007.018 mu-Conotoxin GIIIa
007.028 HIPIP (high potential iron protein)
002.048 Single-stranded left-handed beta-helix
004.011 Cystatin-like
003.020 Thiamin-binding
003.060 Phosphofructokinase
003.028 Transketolase, C-terminal domain
002.005 Cupredoxins
003.057 Nitrogenase iron-molybdenum protein, alpha and beta chains
004.007 "histone-like" proteins from arhaea
007.034 RING finger domain
002.014 Adenovirus type 5 fiber protein, knob domain
003.055 Phosphoglucomutase, first 3 domains
002.023 beta-Trefoil
001.052 Glycosyltransferases of the superhelical fold
006.009 Envelope glycoprotein, central and dimerisation domains
004.005 Urease, gamma-subunit
001.029 Met repressor-like
003.034 Ribonuclease H-like motif
001.061 Lipoxigenase-1, C-terminal domain
001.049 Hemocyanin, N-terminal and middle domains
006.007 Lipovitellin-phosvitin complex
001.038 Apolipophorin-III
003.043 Class I glutamine amidotransferases
003.041 PLP-dependent transferases
002.008 Crystallins/protein S
001.057 Trp repressor
003.009 Uracil-DNA glycosylase
003.029 Pyruvate kinase, C-terminal domain
001.066 Class II fumarase/aspartase
002.017 ConA-like lectins/glucanases
004.012 MHC antigen-recognition domain
005.013 Single-stranded DNA-binding protein
001.014 T4 endonuclease V
008.017 Pilin fragments
007.026 Antifungal protein (AGAFP)
002.026 Trypsin-like serine proteases
003.018 N-carbamoylsarcosine amidohydrolase
001.023 ROP protein
007.024 Ascaris trypsin inhibitor
003.056 Phosphoglycerate kinase
001.032 Methionine synthase domain
004.077 C-type lectin
004.026 Ferredoxin-like
006.008 Aerolysin
004.035 Copper amino oxidase, domain 1
001.059 Bluetongue virus coat protein vp7 (BTV-10 vp7), alpha-helical domain
008.022 Transmembrane helical fragments
001.068 GroEL, the ATPase domain
003.032 Restriction endonucleases
004.042 Histidine-containing phosphocarrier proteins (HPr)
001.005 Diphtheria toxin repressor (DtxR) dimerization domain
003.048 Class II aldolase
004.061 S-adenosylmethionine synthetase. MAT
007.014 Ovomucoid/PCI-1 like inhibitors
007.025 Tumor necrosis factor receptor
003.046 Dihydrofolate reductases
004.015 Bleomycin resistance protein
004.076 ADP-ribosylation toxins
007.009 Ligand-binding domain of low-density lipoprotein receptor
001.058 Aldehyde ferredoxin oxidoreductase, C-terminal domains
004.013 Ubiquitin conjugating enzyme
004.074 Lactate & malate dehydrogenases, C-terminal domain
001.006 Mu transposase, DNA-binding domain
001.036 p53 tetramerization domain
008.030 Coagulation factor IX fragment (residues 1-47)
003.038 Integrin A (or I) domain
004.072 Zn metallo-beta-lactamase
004.021 dsRBD & PDA domains
002.036 Cyclophilin
004.049 Nucleoside triphosphate pyrophosphorylase (MutT)
004.030 RuBisCO, small subunit
004.069 Aldehyde ferredoxin oxidoreductase, N-terminal domains
004.040 Metzincins, catalytic (N-terminal) domain
003.047 Aminoacid dehydrogenases
002.003 Prealbumin-like
002.034 Lipocalins
002.012 Galactose-binding domain-like
003.004 FAD (also NAD)-binding motif
008.013 Polymorphic antigen SPAM-H1 (residues 90-127)
001.010 Pheromone proteins
001.018 Histone-fold
003.013 ATP pyrophoshatases
010.001 Theoretical Models
002.021 OB-fold
002.029 Acid proteases
001.027 Helix-loop-helix DNA-binding domain
004.033 Tautomerase/MIF
001.016 Zn2+ DD-carboxypeptidase, the N-terminal domain
008.020 Heat-stable enterotoxin (HSE)
004.052 Streptomyces lysozyme
001.025 lambda repressor-like DNA-binding domains
004.073 Zn-Fe phosphatase
004.010 FAD-linked reductases, C-terminal domain
003.007 Leucine-rich repeats
001.034 Bifunctional inhibitor/lipid-transfer protein/seed storage 2S albumin
008.028 Transactivation protein TAT (TAT EIAVY)
007.005 Snake toxin-like
003.016 Biotin carboxylase N-terminal domain-like
004.018 Fe,Mn superoxide dismutase (SOD), C-terminal domain
004.050 Thymidylate synthase
001.001 Globin-like
001.009 Peripheral subunit-binding domain of 2-oxo acid dehydrogenase complex
004.047 Gelsolin-like (actin-severing protein)
005.007 Sugar phosphatases
008.003 Pancreatic polypeptide
004.045 beta-Lactamase-inhibitor protein, BLIP
004.024 N-terminal domain of enolase & muconate-lactonizing enzyme
008.001 Gramicidin
004.023 GMP synthetase, the C-terminal, dimerisation domain
002.050 Barrel-sandwich hybrid
001.065 Serum albumin
004.059 Creatinase/methionine aminopeptidase
003.006 Barstar (barnase inhibitor)
001.012 Acyl-CoA binding protein
003.015 NAD(P)-binding Rossmann-fold domains
001.011 Acyl carrier protein
001.021 Ferritin like
010.003 Non-protein structures
010.002 Nucleic acids
001.020 Four-helical up-and-down bundle
001.030 Disulphide-bond formation facilitator (DSBA), insertion domain
004.075 Ribosome inactivating proteins (RIP)
004.034 Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
005.004 Heme-linked catalases
003.031 An anticodon-binding domain of Class II aaRS
003.050 Isocitrate & isopropylmalate dehydrogenases
004.039 Serum response factor core
001.054 Cytochrome P450
008.006 Glucagon
007.035 Metallothionein
004.017 CI-2 family of serine protease inhibitors
007.033 Rubredoxin-like
007.002 Heat-stable enterotoxin B
001.040 Transducin (alpha subunit), insertion domain
003.023 Subtilases
007.021 Thrombin inhibitors
004.055 DNA gyrase B, the N-terminal (ATPase) domain
004.044 Cell cycle regulatory proteins
001.067 Isoprenyl diphosphate synthases
003.039 Glycinamide ribonucleotide transformylase
001.015 Lysin
001.024 Ectatomin, A & B chains
002.006 Neurophysin II
001.033 Anaphylotoxins (complement system)
002.015 Tumor necrosis factor
004.020 Anti-LPS factor/recA domain
003.037 Phosphoribosyltransferases (PRTases)
002.024 Reductase/elongation factor common domain
003.003 R1 subunit of ribonucleotide reductase
003.012 Ferredoxin reductase-like, C-terminal NADP-linked domain