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CAZyme Information: MGYG000002476_03085

You are here: Home > Sequence: MGYG000002476_03085

Basic Information | Genomic context | Full Sequence | Enzyme annotations |  CAZy signature domains |  CDD domains | CAZyme hits | PDB hits | Swiss-Prot hits | SignalP and Lipop annotations | TMHMM annotations

Basic Information help

Species Yersinia pestis
Lineage Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae; Yersinia; Yersinia pestis
CAZyme ID MGYG000002476_03085
CAZy Family GH20
CAZyme Description Chitobiase
CAZyme Property
Protein Length CGC Molecular Weight Isoelectric Point
891 MGYG000002476_3|CGC25 98960.47 5.3437
Genome Property
Genome Assembly ID Genome Size Genome Type Country Continent
MGYG000002476 4935125 Isolate Russia Europe
Gene Location Start: 3270396;  End: 3273071  Strand: -

Full Sequence      Download help

Enzyme Prediction      help

EC 3.2.1.52

CAZyme Signature Domains help

Family Start End Evalue family coverage
GH20 333 769 2.7e-102 0.973293768545994

CDD Domains      download full data without filtering help

Cdd ID Domain E-Value qStart qEnd sStart sEnd Domain Description
cd06569 GH20_Sm-chitobiase-like 0.0 334 805 1 444
The chitobiase of Serratia marcescens is a beta-N-1,4-acetylhexosaminidase with a glycosyl hydrolase family 20 (GH20) domain that hydrolyzes the beta-1,4-glycosidic linkages in oligomers derived from chitin. Chitin is degraded by a two step process: i) a chitinase hydrolyzes the chitin to oligosaccharides and disaccharides such as di-N-acetyl-D-glucosamine and chitobiose, ii) chitobiase then further degrades these oligomers into monomers. The GH20 hexosaminidases are thought to act via a catalytic mechanism in which the catalytic nucleophile is not provided by solvent or the enzyme, but by the substrate itself.
COG3525 Chb 1.42e-158 57 885 8 730
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
pfam00728 Glyco_hydro_20 2.37e-113 338 768 1 344
Glycosyl hydrolase family 20, catalytic domain. This domain has a TIM barrel fold.
cd06563 GH20_chitobiase-like 6.10e-108 338 773 1 351
The chitobiase of Serratia marcescens is a beta-N-1,4-acetylhexosaminidase with a glycosyl hydrolase family 20 (GH20) domain that hydrolyzes the beta-1,4-glycosidic linkages in oligomers derived from chitin. Chitin is degraded by a two step process: i) a chitinase hydrolyzes the chitin to oligosaccharides and disaccharides such as di-N-acetyl-D-glucosamine and chitobiose, ii) chitobiase then further degrades these oligomers into monomers. This GH20 domain family includes an N-acetylglucosamidase (GlcNAcase A) from Pseudoalteromonas piscicida and an N-acetylhexosaminidase (SpHex) from Streptomyces plicatus. SpHex lacks the C-terminal PKD (polycystic kidney disease I)-like domain found in the chitobiases. The GH20 hexosaminidases are thought to act via a catalytic mechanism in which the catalytic nucleophile is not provided by solvent or the enzyme, but by the substrate itself.
cd02742 GH20_hexosaminidase 3.30e-92 340 768 1 303
Beta-N-acetylhexosaminidases of glycosyl hydrolase family 20 (GH20) catalyze the removal of beta-1,4-linked N-acetyl-D-hexosamine residues from the non-reducing ends of N-acetyl-beta-D-hexosaminides including N-acetylglucosides and N-acetylgalactosides. These enzymes are broadly distributed in microorganisms, plants and animals, and play roles in various key physiological and pathological processes. These processes include cell structural integrity, energy storage, cellular signaling, fertilization, pathogen defense, viral penetration, the development of carcinomas, inflammatory events and lysosomal storage disorders. The GH20 enzymes include the eukaryotic beta-N-acetylhexosaminidases A and B, the bacterial chitobiases, dispersin B, and lacto-N-biosidase. The GH20 hexosaminidases are thought to act via a catalytic mechanism in which the catalytic nucleophile is not provided by the solvent or the enzyme, but by the substrate itself.

CAZyme Hits      help

Hit ID E-Value Query Start Query End Hit Start Hit End
AJJ54304.1 0.0 1 891 1 891
AYW99625.1 0.0 1 891 1 891
AJJ57287.1 0.0 1 891 1 891
AZA31188.1 0.0 1 891 1 891
VEB12700.1 0.0 1 891 1 891

PDB Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
1C7T_A 0.0 28 889 1 858
ChainA, BETA-N-ACETYLHEXOSAMINIDASE [Serratia marcescens]
1QBA_A 0.0 28 889 1 858
BACTERIALCHITOBIASE, GLYCOSYL HYDROLASE FAMILY 20 [Serratia marcescens],1QBB_A BACTERIAL CHITOBIASE COMPLEXED WITH CHITOBIOSE (DINAG) [Serratia marcescens]
1C7S_A 0.0 28 889 1 858
ChainA, BETA-N-ACETYLHEXOSAMINIDASE [Serratia marcescens]
6EZR_A 4.55e-50 287 824 209 640
Crystalstructure of GH20 Exo beta-N-Acetylglucosaminidase from Vibrio harveyi [Vibrio harveyi],6EZR_B Crystal structure of GH20 Exo beta-N-Acetylglucosaminidase from Vibrio harveyi [Vibrio harveyi],6EZS_A Crystal structure of GH20 Exo beta-N-Acetylglucosaminidase from Vibrio harveyi in complex with N-acetylglucosamine [Vibrio harveyi],6EZS_B Crystal structure of GH20 Exo beta-N-Acetylglucosaminidase from Vibrio harveyi in complex with N-acetylglucosamine [Vibrio harveyi],6K35_A Crystal structure of GH20 exo beta-N-acetylglucosaminidase from Vibrio harveyi in complex with NAG-thiazoline [Vibrio harveyi],6K35_B Crystal structure of GH20 exo beta-N-acetylglucosaminidase from Vibrio harveyi in complex with NAG-thiazoline [Vibrio harveyi]
6EZT_A 4.88e-49 287 824 206 637
Crystalstructure of GH20 Exo beta-N-Acetylglucosaminidase D437A inactive mutant from Vibrio harveyi [Vibrio harveyi],6EZT_B Crystal structure of GH20 Exo beta-N-Acetylglucosaminidase D437A inactive mutant from Vibrio harveyi [Vibrio harveyi]

Swiss-Prot Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
Q54468 0.0 1 889 1 885
Chitobiase OS=Serratia marcescens OX=615 GN=chb PE=1 SV=1
P13670 0.0 1 889 1 882
N,N'-diacetylchitobiase OS=Vibrio harveyi OX=669 GN=chb PE=1 SV=1
Q04786 2.88e-223 41 887 16 843
Beta-hexosaminidase OS=Vibrio vulnificus OX=672 GN=hex PE=3 SV=1
P49007 6.73e-155 26 807 19 768
Beta-hexosaminidase B OS=Pseudoalteromonas piscicida OX=43662 GN=nag096 PE=3 SV=1
H2A0L6 1.31e-49 18 888 14 891
Putative beta-hexosaminidase OS=Margaritifera margaritifera OX=102329 PE=1 SV=1

SignalP and Lipop Annotations help

This protein is predicted as SP

Other SP_Sec_SPI LIPO_Sec_SPII TAT_Tat_SPI TATLIP_Sec_SPII PILIN_Sec_SPIII
0.000467 0.998813 0.000194 0.000180 0.000165 0.000154

TMHMM  Annotations      help

There is no transmembrane helices in MGYG000002476_03085.