Species | Claviceps purpurea | |||||||||||
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Lineage | Ascomycota; Sordariomycetes; ; Clavicipitaceae; Claviceps; Claviceps purpurea | |||||||||||
CAZyme ID | CCE29618.1 | |||||||||||
CAZy Family | GH18 | |||||||||||
CAZyme Description | Related to acid beta-fructofuranosidase [Source:UniProtKB/TrEMBL;Acc:M1W945] | |||||||||||
CAZyme Property |
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Genome Property |
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Gene Location |
EC | 3.2.1.26:2 |
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Family | Start | End | Evalue | family coverage |
---|---|---|---|---|
GH32 | 11 | 336 | 7.1e-68 | 0.9556313993174061 |
Cdd ID | Domain | E-Value | qStart | qEnd | sStart | sEnd | Domain Description |
---|---|---|---|---|---|---|---|
350133 | GH32_XdINV-like | 1.12e-123 | 17 | 339 | 1 | 337 | glycoside hydrolase family 32 protein such as Xanthophyllomyces dendrorhous beta-fructofuranosidase (Inv;Xd-INV;XdINV). This subfamily of glycosyl hydrolase family GH32 includes fructan:fructan 1-fructosyltransferase (FT, EC 2.4.1.100) and beta-fructofuranosidase (invertase or Inv, EC 3.2.1.26), among others. These enzymes cleave sucrose into fructose and glucose via beta-fructofuranosidase activity, producing invert sugar that is a mixture of dextrorotatory D-glucose and levorotatory D-fructose, thus named invertase (EC 3.2.1.26). These retaining enzymes (i.e. they retain the configuration at anomeric carbon atom of the substrate) catalyze hydrolysis in two steps involving a covalent glycosyl enzyme intermediate: an aspartate located close to the N-terminus acts as the catalytic nucleophile and a glutamate acts as the general acid/base; a conserved aspartate residue in the Arg-Asp-Pro (RDP) motif stabilizes the transition state. Xanthophyllomyces dendrorhous beta-fructofuranosidase (XdINV) also catalyzes the synthesis of fructooligosaccharides (FOS, a beneficial prebiotic), producing neo-FOS, making it an interesting biotechnology target. Structural studies show plasticity of its active site, having a flexible loop that is essential in binding sucrose and beta(2-1)-linked oligosaccharide, making it a valuable biocatalyst to produce novel bioconjugates. The breakdown of sucrose is widely used as a carbon or energy source by bacteria, fungi, and plants. Invertase is used commercially in the confectionery industry, since fructose has a sweeter taste than sucrose and a lower tendency to crystallize. A common structural feature of all these enzymes is a 5-bladed beta-propeller domain, similar to GH43, that contains the catalytic acid and catalytic base. A long V-shaped groove, partially enclosed at one end, forms a single extended substrate-binding surface across the face of the propeller. |
214757 | Glyco_32 | 7.88e-66 | 11 | 485 | 1 | 436 | Glycosyl hydrolases family 32. |
350110 | GH32_FFase | 2.22e-64 | 18 | 336 | 2 | 280 | Glycosyl hydrolase family 32, beta-fructosidases. Glycosyl hydrolase family GH32 cleaves sucrose into fructose and glucose via beta-fructofuranosidase activity, producing invert sugar that is a mixture of dextrorotatory D-glucose and levorotatory D-fructose, thus named invertase (EC 3.2.1.26). This family also contains other fructofuranosidases such as inulinase (EC 3.2.1.7), exo-inulinase (EC 3.2.1.80), levanase (EC 3.2.1.65), and transfructosidases such sucrose:sucrose 1-fructosyltransferase (EC 2.4.1.99), fructan:fructan 1-fructosyltransferase (EC 2.4.1.100), sucrose:fructan 6-fructosyltransferase (EC 2.4.1.10), fructan:fructan 6G-fructosyltransferase (EC 2.4.1.243) and levan fructosyltransferases (EC 2.4.1.-). These retaining enzymes (i.e. they retain the configuration at anomeric carbon atom of the substrate) catalyze hydrolysis in two steps involving a covalent glycosyl enzyme intermediate: an aspartate located close to the N-terminus acts as the catalytic nucleophile and a glutamate acts as the general acid/base; a conserved aspartate residue in the Arg-Asp-Pro (RDP) motif stabilizes the transition state. These enzymes are predicted to display a 5-fold beta-propeller fold as found for GH43 and CH68. The breakdown of sucrose is widely used as a carbon or energy source by bacteria, fungi, and plants. Invertase is used commercially in the confectionery industry, since fructose has a sweeter taste than sucrose and a lower tendency to crystallize. A common structural feature of all these enzymes is a 5-bladed beta-propeller domain, similar to GH43, that contains the catalytic acid and catalytic base. A long V-shaped groove, partially enclosed at one end, forms a single extended substrate-binding surface across the face of the propeller. |
224536 | SacC | 1.09e-46 | 1 | 496 | 23 | 460 | Sucrose-6-phosphate hydrolase SacC, GH32 family [Carbohydrate transport and metabolism]. |
395193 | Glyco_hydro_32N | 4.35e-43 | 11 | 336 | 1 | 296 | Glycosyl hydrolases family 32 N-terminal domain. This domain corresponds to the N-terminal domain of glycosyl hydrolase family 32 which forms a five bladed beta propeller structure. |
Hit ID | E-Value | Query Start | Query End | Hit Start | Hit End |
---|---|---|---|---|---|
1.04e-310 | 1 | 566 | 1 | 569 | |
3.34e-296 | 1 | 565 | 1 | 563 | |
6.61e-287 | 1 | 566 | 37 | 612 | |
1.04e-282 | 1 | 566 | 24 | 589 | |
3.51e-218 | 1 | 534 | 13 | 555 |
Hit ID | E-Value | Query Start | Query End | Hit Start | Hit End | Description |
---|---|---|---|---|---|---|
3.30e-49 | 3 | 537 | 62 | 648 | Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6S82_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma] |
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3.30e-49 | 3 | 537 | 62 | 648 | Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5ANN_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma] |
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4.03e-48 | 3 | 537 | 60 | 646 | Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5FK7_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],5FK8_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5FK8_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],5FKB_A Chain A, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FKB_B Chain B, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FKC_A Chain A, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FKC_B Chain B, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FMC_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5FMC_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma] |
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4.13e-48 | 3 | 537 | 62 | 648 | Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5NSL_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],5O47_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5O47_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],6FJE_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6FJE_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],6FJG_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6FJG_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],6S2G_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6S2G_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],6S2H_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6S2H_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],6S3Z_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],6S3Z_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma] |
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4.13e-48 | 3 | 537 | 62 | 648 | Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5FIX_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma],5FMB_A Chain A, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FMB_B Chain B, BETA-FRUCTOFURANOSIDASE [Phaffia rhodozyma],5FMD_A Chain A, Beta-fructofuranosidase [Phaffia rhodozyma],5FMD_B Chain B, Beta-fructofuranosidase [Phaffia rhodozyma] |
Hit ID | E-Value | Query Start | Query End | Hit Start | Hit End | Description |
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1.61e-24 | 6 | 505 | 34 | 493 | Levanase OS=Bacillus subtilis (strain 168) OX=224308 GN=sacC PE=1 SV=1 |
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2.55e-20 | 7 | 506 | 125 | 630 | Beta-fructofuranosidase 1 OS=Zea mays OX=4577 GN=IVR1 PE=3 SV=1 |
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2.29e-19 | 6 | 505 | 24 | 460 | Sucrose-6-phosphate hydrolase OS=Escherichia coli OX=562 GN=cscA PE=3 SV=1 |
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3.92e-18 | 7 | 496 | 108 | 596 | Acid beta-fructofuranosidase OS=Vicia faba OX=3906 GN=VCINV PE=2 SV=1 |
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6.39e-18 | 6 | 526 | 55 | 582 | Fructan 6-exohydrolase OS=Beta vulgaris OX=161934 GN=6-FEH PE=1 SV=1 |
Other | SP_Sec_SPI | CS Position |
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0.999867 | 0.000183 |
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