Cloned (Comment) | Organism |
---|---|
expressed in Escherichia coli | Escherichia coli |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
clavulanic acid | - |
Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.022 | - |
penicillin G | 30°C, pH 7.0 | Escherichia coli | |
0.029 | - |
cefotaxime | 30°C, pH 7.0 | Escherichia coli | |
0.04 | - |
cefuroxime | 30°C, pH 7.0 | Escherichia coli | |
0.044 | - |
cefoxitin | 30°C, pH 7.0 | Escherichia coli | |
0.062 | - |
cephalothin | 30°C, pH 7.0 | Escherichia coli | |
0.115 | - |
ceftazidime | 30°C, pH 7.0. The affinity of MIR-4 beta-lactamase for ceftazidime is quite low | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
40000 | - |
SDS-PAGE | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | A3RIY0 | E384 | - |
Escherichia coli E384 | A3RIY0 | E384 | - |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
cefotaxime + H2O | - |
Escherichia coli | (2R)-5-[(acetyloxy)methyl]-2-[(R)-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino](carboxy)methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cefotaxime + H2O | - |
Escherichia coli E384 | (2R)-5-[(acetyloxy)methyl]-2-[(R)-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino](carboxy)methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cefoxitin + H2O | - |
Escherichia coli | (2R)-5-[(carbamoyloxy)methyl]-2-[(S)-carboxy(methoxy)[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cefoxitin + H2O | - |
Escherichia coli E384 | (2R)-5-[(carbamoyloxy)methyl]-2-[(S)-carboxy(methoxy)[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
ceftazidime + H2O | 30°C, pH 7.0. The affinity of MIR-4 beta-lactamase for ceftazidime is quite low | Escherichia coli | (2R)-2-[(R)-{[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-{[(2-carboxypropan-2-yl)oxy]imino}acetyl]amino}(carboxy)methyl]-5-[(pyridin-1-ium-1-yl)methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylate | - |
? | |
ceftazidime + H2O | 30°C, pH 7.0. The affinity of MIR-4 beta-lactamase for ceftazidime is quite low | Escherichia coli E384 | (2R)-2-[(R)-{[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-{[(2-carboxypropan-2-yl)oxy]imino}acetyl]amino}(carboxy)methyl]-5-[(pyridin-1-ium-1-yl)methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylate | - |
? | |
cefuroxime + H2O | - |
Escherichia coli | (2R)-5-[(carbamoyloxy)methyl]-2-[(R)-carboxy{[(2Z)-2-(furan-2-yl)-2-(methoxyimino)acetyl]amino}methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cefuroxime + H2O | - |
Escherichia coli E384 | (2R)-5-[(carbamoyloxy)methyl]-2-[(R)-carboxy{[(2Z)-2-(furan-2-yl)-2-(methoxyimino)acetyl]amino}methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cephalosporin + H2O | - |
Escherichia coli | ? | - |
? | |
cephalothin + H2O | - |
Escherichia coli | (2R)-5-[(acetyloxy)methyl]-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
cephalothin + H2O | - |
Escherichia coli E384 | (2R)-5-[(acetyloxy)methyl]-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid | - |
? | |
penicillin G + H2O | - |
Escherichia coli | (2R,4S)-2-[(R)-carboxy[(phenylacetyl)amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 40000, SDS-PAGE | Escherichia coli |
Synonyms | Comment | Organism |
---|---|---|
beta-lactamase | AmpC-type plasmid-mediated | Escherichia coli |
MIR-4 beta-lactamase | - |
Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
assay at | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
assay at | Escherichia coli |
Organism | Comment | pI Value Maximum | pI Value |
---|---|---|---|
Escherichia coli | isoelectric focusing | - |
8.2 |