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CAZyme Information: MGYG000003134_00796

You are here: Home > Sequence: MGYG000003134_00796

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 Streptococcus mitis_BB
Lineage Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae; Streptococcus; Streptococcus mitis_BB
CAZyme ID MGYG000003134_00796
CAZy Family GH20
CAZyme Description Beta-N-acetylhexosaminidase
CAZyme Property
Protein Length CGC Molecular Weight Isoelectric Point
1364 MGYG000003134_7|CGC1 150157.83 5.1498
Genome Property
Genome Assembly ID Genome Size Genome Type Country Continent
MGYG000003134 1850168 MAG United States North America
Gene Location Start: 43335;  End: 47429  Strand: +

Full Sequence      Download help

Enzyme Prediction      help

EC 3.2.1.96

CAZyme Signature Domains help

Family Start End Evalue family coverage
GH20 161 499 2.2e-53 0.9258160237388724
GH20 596 934 3.8e-52 0.9287833827893175

CDD Domains      download full data without filtering help

Cdd ID Domain E-Value qStart qEnd sStart sEnd Domain Description
COG3525 Chb 0.0 152 928 7 732
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
cd06564 GH20_DspB_LnbB-like 1.30e-110 592 939 1 326
Glycosyl hydrolase family 20 (GH20) catalytic domain of dispersin B (DspB), lacto-N-biosidase (LnbB) and related proteins. Dispersin B is a soluble beta-N-acetylglucosamidase found in bacteria that hydrolyzes the beta-1,6-linkages of PGA (poly-beta-(1,6)-N-acetylglucosamine), a major component of the extracellular polysaccharide matrix. Lacto-N-biosidase hydrolyzes lacto-N-biose (LNB) type I oligosaccharides at the nonreducing terminus to produce lacto-N-biose as part of the GNB/LNB (galacto-N-biose/lacto-N-biose I) degradation pathway. The lacto-N-biosidase from Bifidobacterium bifidum has this GH20 domain, a carbohydrate binding module 32, and a bacterial immunoglobulin-like domain 2, as well as a YSIRK signal peptide and a G5 membrane anchor at the N and C termini, respectively. 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.
cd06564 GH20_DspB_LnbB-like 1.66e-109 157 505 1 326
Glycosyl hydrolase family 20 (GH20) catalytic domain of dispersin B (DspB), lacto-N-biosidase (LnbB) and related proteins. Dispersin B is a soluble beta-N-acetylglucosamidase found in bacteria that hydrolyzes the beta-1,6-linkages of PGA (poly-beta-(1,6)-N-acetylglucosamine), a major component of the extracellular polysaccharide matrix. Lacto-N-biosidase hydrolyzes lacto-N-biose (LNB) type I oligosaccharides at the nonreducing terminus to produce lacto-N-biose as part of the GNB/LNB (galacto-N-biose/lacto-N-biose I) degradation pathway. The lacto-N-biosidase from Bifidobacterium bifidum has this GH20 domain, a carbohydrate binding module 32, and a bacterial immunoglobulin-like domain 2, as well as a YSIRK signal peptide and a G5 membrane anchor at the N and C termini, respectively. 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 6.61e-39 586 969 6 379
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
cd02742 GH20_hexosaminidase 1.53e-31 596 874 4 249
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
QKL32253.1 0.0 1 1364 1 1375
AYF96517.1 0.0 1 1364 8 1497
QQQ35402.1 0.0 1 1364 1 1408
AHZ46894.1 0.0 1 1364 1 1333
AQA08098.1 0.0 1 1364 1 1333

PDB Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
4AZI_A 4.83e-290 587 1025 4 442
Differentialinhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZI_B Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4]
2YL5_A 5.47e-289 587 1025 4 442
Inhibitionof the pneumococcal virulence factor StrH and molecular insights into N-glycan recognition and hydrolysis [Streptococcus pneumoniae TIGR4],2YL5_B Inhibition of the pneumococcal virulence factor StrH and molecular insights into N-glycan recognition and hydrolysis [Streptococcus pneumoniae TIGR4],2YL5_C Inhibition of the pneumococcal virulence factor StrH and molecular insights into N-glycan recognition and hydrolysis [Streptococcus pneumoniae TIGR4],2YL5_D Inhibition of the pneumococcal virulence factor StrH and molecular insights into N-glycan recognition and hydrolysis [Streptococcus pneumoniae TIGR4],4AZC_B Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZC_C Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZC_D Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4]
4AZG_A 5.68e-289 587 1025 5 443
Differentialinhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZG_B Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZH_A Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZH_B Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZH_C Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4],4AZH_D Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4]
2YLA_A 1.55e-288 587 1025 4 442
InhibitionOf The Pneumococcal Virulence Factor Strh And Molecular Insights Into N-Glycan Recognition And Hydrolysis [Streptococcus pneumoniae TIGR4],2YLA_B Inhibition Of The Pneumococcal Virulence Factor Strh And Molecular Insights Into N-Glycan Recognition And Hydrolysis [Streptococcus pneumoniae TIGR4],2YLA_C Inhibition Of The Pneumococcal Virulence Factor Strh And Molecular Insights Into N-Glycan Recognition And Hydrolysis [Streptococcus pneumoniae TIGR4],2YLA_D Inhibition Of The Pneumococcal Virulence Factor Strh And Molecular Insights Into N-Glycan Recognition And Hydrolysis [Streptococcus pneumoniae TIGR4]
4AZC_A 4.38e-288 587 1025 4 442
Differentialinhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4]

Swiss-Prot Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
P49610 0.0 1 1364 1 1312
Beta-N-acetylhexosaminidase OS=Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4) OX=170187 GN=strH PE=1 SV=2
B2UPR7 4.19e-10 598 914 239 538
Beta-hexosaminidase Amuc_2136 OS=Akkermansia muciniphila (strain ATCC BAA-835 / DSM 22959 / JCM 33894 / BCRC 81048 / CCUG 64013 / CIP 107961 / Muc) OX=349741 GN=Amuc_2136 PE=1 SV=1
B2UQG6 1.25e-06 163 332 157 327
Beta-hexosaminidase Amuc_0868 OS=Akkermansia muciniphila (strain ATCC BAA-835 / DSM 22959 / JCM 33894 / BCRC 81048 / CCUG 64013 / CIP 107961 / Muc) OX=349741 GN=Amuc_0868 PE=1 SV=1
P13723 2.78e-06 598 863 162 398
Beta-hexosaminidase subunit A1 OS=Dictyostelium discoideum OX=44689 GN=hexa1 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
0.000382 0.998864 0.000196 0.000194 0.000181 0.000155

TMHMM  Annotations      download full data without filtering help

start end
13 32