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CAZyme Information: MGYG000000754_00123

You are here: Home > Sequence: MGYG000000754_00123

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 sp900555155
Lineage Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae; Streptococcus; Streptococcus sp900555155
CAZyme ID MGYG000000754_00123
CAZy Family GH20
CAZyme Description Beta-N-acetylhexosaminidase
CAZyme Property
Protein Length CGC Molecular Weight Isoelectric Point
1343 MGYG000000754_8|CGC1 147568.52 4.8174
Genome Property
Genome Assembly ID Genome Size Genome Type Country Continent
MGYG000000754 1511164 MAG Bangladesh Asia
Gene Location Start: 7284;  End: 11315  Strand: +

Full Sequence      Download help

Enzyme Prediction      help

EC 3.2.1.96

CAZyme Signature Domains help

Family Start End Evalue family coverage
GH20 161 511 4.5e-53 0.9317507418397626
GH20 607 945 2e-51 0.9287833827893175

CDD Domains      download full data without filtering help

Cdd ID Domain E-Value qStart qEnd sStart sEnd Domain Description
COG3525 Chb 0.0 152 939 6 732
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
cd06564 GH20_DspB_LnbB-like 1.07e-106 158 516 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 4.22e-106 603 950 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 1.28e-38 597 980 6 379
N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism].
cd02742 GH20_hexosaminidase 5.19e-28 607 876 4 240
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
CBY99772.1 0.0 1 1343 1 1343
AHZ46894.1 0.0 1 1343 1 1333
BAV79043.1 0.0 1 1343 1 1343
AQA08098.1 0.0 1 1343 1 1333
VTS69496.1 0.0 1 1343 1 1336

PDB Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
2YL5_A 4.99e-293 598 1036 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 5.18e-293 598 1036 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 1.41e-292 598 1036 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 4.00e-292 598 1036 4 442
Differentialinhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH [Streptococcus pneumoniae TIGR4]
3RPM_A 2.06e-291 148 614 1 467
Crystalstructure of the first GH20 domain of a novel Beta-N-acetyl-hexosaminidase StrH from Streptococcus pneumoniae R6 [Streptococcus pneumoniae R6],3RPM_B Crystal structure of the first GH20 domain of a novel Beta-N-acetyl-hexosaminidase StrH from Streptococcus pneumoniae R6 [Streptococcus pneumoniae R6]

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 1343 1 1312
Beta-N-acetylhexosaminidase OS=Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4) OX=170187 GN=strH PE=1 SV=2
B2UPR7 8.24e-09 164 491 239 538
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

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
0.000290 0.998992 0.000186 0.000185 0.000172 0.000145

TMHMM  Annotations      help

There is no transmembrane helices in MGYG000000754_00123.