Inhibitors | Comment | Organism | Structure |
---|---|---|---|
2-acetamido-2-deoxyglucono-1,4-lactone | - |
Triticum aestivum | |
acetamide | inhibits hydrolysis of p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | Triticum aestivum | |
acetate | inhibits hydrolysis of p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | Triticum aestivum | |
Ag+ | - |
Triticum aestivum | |
Cu2+ | - |
Triticum aestivum | |
Hg2+ | - |
Triticum aestivum | |
N-acetyl-D-galactosamine | competitive inhibitor | Triticum aestivum | |
N-acetyl-D-glucosamine | competitive inhibitor | Triticum aestivum |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.27 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | - |
Triticum aestivum | |
0.29 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | - |
Triticum aestivum |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
N-acetyl-beta-D-hexosaminides + H2O | Triticum aestivum | - |
N-acetyl-D-hexosamines | - |
? |
Organic Solvent | Comment | Organism |
---|---|---|
Triton X-100 | stabilizes activity of purified enzyme | Triticum aestivum |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Triticum aestivum | - |
wheat | - |
Purification (Comment) | Organism |
---|---|
2500fold, 5 major isoenzymes | Triticum aestivum |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
(N-acetyl-D-glucosamine)4 + 3 H2O = 4 2-(acetylamino)-2-deoxy-beta-D-glucopyranose | same active site for N-glucosaminidase and N-galactosaminidase activities | Triticum aestivum |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | primary leaves | Triticum aestivum | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Triticum aestivum |
Storage Stability | Organism |
---|---|
-20°C, after 6 weeks no significant loss of activity | Triticum aestivum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-nitrophenyl N,N',N''-triacetylchitotrioside + H2O | poor substrate | Triticum aestivum | 4-nitrophenol + N,N',N''-triacetylchitotriose | - |
? | |
chitin oligosaccharides + H2O | poor substrate | Triticum aestivum | N-acetyl-D-glucosamine | - |
? | |
chitin oligosaccharides + H2O | (N-acetyl-D-glucosamine)2-6 | Triticum aestivum | N-acetyl-D-glucosamine | - |
? | |
N,N',N'',N''',N'''',N'''''-hexaacetylchitohexaose + H2O | - |
Triticum aestivum | ? | - |
? | |
N,N',N'',N''',N''''-pentaacetylchitopentaose + H2O | - |
Triticum aestivum | ? | - |
? | |
N,N',N'',N'''-tetraacetylchitotetraose + H2O | - |
Triticum aestivum | 2 N,N-diacetylchitobiose | - |
? | |
N,N',N''-triacetylchitotriose + H2O | - |
Triticum aestivum | N-acetyl-D-glucosamine + N,N'-diacetylchitobiose | - |
? | |
N,N'-diacetylchitobiose + H2O | - |
Triticum aestivum | deacetylated chitooligosaccharides + acetate | - |
? | |
N-acetyl-beta-D-hexosaminides + H2O | - |
Triticum aestivum | N-acetyl-D-hexosamines | - |
? | |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside + H2O | - |
Triticum aestivum | 2-acetamido-2-deoxy-D-galactose + p-nitrophenol | - |
? | |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside + H2O | - |
Triticum aestivum | 2-acetamido-2-deoxy-D-glucose + p-nitrophenol | - |
? | |
p-nitrophenyl-N,N'-diacetylchitobioside + H2O | poor substrate | Triticum aestivum | p-nitrophenol + N,N'-diacetylchitobiose | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4.4 | - |
substrate: p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside and (N-acetyl-D-glucosamine)3-6 | Triticum aestivum |
5 | - |
substrate: (N-acetyl-D-glucosamine)2 | Triticum aestivum |
5.2 | - |
substrate: p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | Triticum aestivum |