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CAZyme Information: MGYG000000224_00920

You are here: Home > Sequence: MGYG000000224_00920

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 Bacteroides sp003545565
Lineage Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Bacteroidaceae; Bacteroides; Bacteroides sp003545565
CAZyme ID MGYG000000224_00920
CAZy Family GH20
CAZyme Description N,N'-diacetylchitobiase
CAZyme Property
Protein Length CGC Molecular Weight Isoelectric Point
833 93150.04 5.6957
Genome Property
Genome Assembly ID Genome Size Genome Type Country Continent
MGYG000000224 3747034 Isolate China Asia
Gene Location Start: 109356;  End: 111857  Strand: +

Full Sequence      Download help

Enzyme Prediction      help

No EC number prediction in MGYG000000224_00920.

CAZyme Signature Domains help

Family Start End Evalue family coverage
GH20 312 720 8.1e-95 0.9525222551928784

CDD Domains      download full data without filtering help

Cdd ID Domain E-Value qStart qEnd sStart sEnd Domain Description
cd06569 GH20_Sm-chitobiase-like 0.0 306 735 1 432
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.
cd06563 GH20_chitobiase-like 2.05e-104 312 729 3 355
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.
pfam00728 Glyco_hydro_20 9.57e-104 312 720 3 345
Glycosyl hydrolase family 20, catalytic domain. This domain has a TIM barrel fold.
COG3525 Chb 3.23e-99 52 832 21 715
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
cd06568 GH20_SpHex_like 2.22e-63 312 728 3 326
A subgroup of the Glycosyl hydrolase family 20 (GH20) catalytic domain found in proteins similar to the N-acetylhexosaminidase from Streptomyces plicatus (SpHex). SpHex catalyzes the hydrolysis of N-acetyl-beta-hexosaminides. An Asp residue within the active site plays a critical role in substrate-assisted catalysis by orienting the 2-acetamido group and stabilizing the transition state. 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. Proteins belonging to this subgroup lack the C-terminal PKD (polycystic kidney disease I)-like domain found in the chitobiases.

CAZyme Hits      help

Hit ID E-Value Query Start Query End Hit Start Hit End
QUT44108.1 0.0 1 833 1 833
QRQ49907.1 0.0 1 833 1 833
QUT62496.1 0.0 1 829 1 830
QQA31047.1 0.0 1 829 1 830
QUU00208.1 0.0 1 833 1 834

PDB Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
1QBA_A 1.43e-99 52 795 44 823
BACTERIALCHITOBIASE, GLYCOSYL HYDROLASE FAMILY 20 [Serratia marcescens],1QBB_A BACTERIAL CHITOBIASE COMPLEXED WITH CHITOBIOSE (DINAG) [Serratia marcescens]
1C7T_A 3.88e-98 52 795 44 823
ChainA, BETA-N-ACETYLHEXOSAMINIDASE [Serratia marcescens]
1C7S_A 2.81e-97 52 795 44 823
ChainA, BETA-N-ACETYLHEXOSAMINIDASE [Serratia marcescens]
6EZR_A 1.10e-73 181 765 125 640
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 1.37e-72 181 765 122 637
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
Q04786 4.97e-109 48 793 41 809
Beta-hexosaminidase OS=Vibrio vulnificus OX=672 GN=hex PE=3 SV=1
P13670 1.66e-105 51 793 68 846
N,N'-diacetylchitobiase OS=Vibrio harveyi OX=669 GN=chb PE=1 SV=1
Q54468 1.89e-98 52 795 71 850
Chitobiase OS=Serratia marcescens OX=615 GN=chb PE=1 SV=1
P49007 6.45e-81 47 719 54 727
Beta-hexosaminidase B OS=Pseudoalteromonas piscicida OX=43662 GN=nag096 PE=3 SV=1
P96155 6.46e-65 188 717 141 604
Beta-hexosaminidase OS=Vibrio furnissii OX=29494 GN=exoI PE=1 SV=1

SignalP and Lipop Annotations help

This protein is predicted as LIPO

Other SP_Sec_SPI LIPO_Sec_SPII TAT_Tat_SPI TATLIP_Sec_SPII PILIN_Sec_SPIII
0.000000 0.000001 1.000032 0.000000 0.000000 0.000000

TMHMM  Annotations      help

There is no transmembrane helices in MGYG000000224_00920.