Cloned (Comment) | Organism |
---|---|
expression in Escherichia coli | Serratia marcescens |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Serratia marcescens | - |
2170 | - |
Serratia marcescens 2170 | - |
2170 | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
chitin + H2O | isoform ChiA is the most effective enzyme toward insoluble chitin, isoform ChiC1 is the most effective enzyme toward soluble chitin, ChiA, ChiB and ChiC1 hydrolyze water-soluble chitin very efficiently but powdered chitin is a very poor substrate | Serratia marcescens | N,N'-diacetylchitobiose + N,N',N''-triacetylchitotriose + N-acetylglucosamine | (GlcNAc)2 is almost exclusively generated from ChiA, ChiB and ChiC1, ChiA produced as minor products GlcNAc and (GlcNAc)3, ChiB produced as minor product only (GlcNAc)3, ChiC1 produced as minor product only GlcNAc | ? | |
chitin + H2O | isoform ChiA is the most effective enzyme toward insoluble chitin, isoform ChiC1 is the most effective enzyme toward soluble chitin, ChiA, ChiB and ChiC1 hydrolyze water-soluble chitin very efficiently but powdered chitin is a very poor substrate | Serratia marcescens 2170 | N,N'-diacetylchitobiose + N,N',N''-triacetylchitotriose + N-acetylglucosamine | (GlcNAc)2 is almost exclusively generated from ChiA, ChiB and ChiC1, ChiA produced as minor products GlcNAc and (GlcNAc)3, ChiB produced as minor product only (GlcNAc)3, ChiC1 produced as minor product only GlcNAc | ? | |
N,N',N'',N''',N'''',N'''''-hexaacetylchitohexaose + H2O | - |
Serratia marcescens | N,N'-diacetylchitobiose + N,N',N'',N'''-tetraacetylchitotetraose + N,N',N''-triacetylchitotriose | ChiA almost exclusively generates (GlcNAc)2 and (GlcNAc)4, ChiB and ChiC1 generated all three products | ? | |
N,N',N'',N''',N'''',N'''''-hexaacetylchitohexaose + H2O | - |
Serratia marcescens 2170 | N,N'-diacetylchitobiose + N,N',N'',N'''-tetraacetylchitotetraose + N,N',N''-triacetylchitotriose | ChiA almost exclusively generates (GlcNAc)2 and (GlcNAc)4, ChiB and ChiC1 generated all three products | ? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
60 | - |
ChiA and ChiB | Serratia marcescens |
65 | 70 | ChiC1 | Serratia marcescens |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
ChiC1: 40% of activity remained, ChiA and ChiB: 10% of activity remained | Serratia marcescens |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
4 | 10 | - |
Serratia marcescens |