L-Tyrosine Decarboxylase Apoenzyme from Streptococcus faecalis
SIGMA/T7927 - <0.005 unit/mg solid (without pyridoxal 5-phosphate), ≥0.05 unit/mg solid (with excess pyridoxal 5-phosphate)
Synonym: L-(−)-Tyrosine Apodecarboxylase; L-Tyrosine Carboxy-lase apoenzyme; TAD
CAS Number: 9002-09-9
EC Number: 232-652-9
MDL Number: MFCD00131472
Product Type: Chemical
| biological source | Streptococcus faecalis |
| form | powder |
| Quality Level | 200 ![]() |
| specific activity | ≥0.05 unit/mg solid (with excess pyridoxal 5-phosphate) |
| <0.005 unit/mg solid (without pyridoxal 5-phosphate) | |
| storage temp. | −20°C |
| Application: | L-Tyrosine decarboxylase apoenzyme from Streptococcus faecalis has been used: • in a study to purify and characterize tyrosine decarboxylase and aromatic-L-amino-acid decarboxylase • in a study to investigate the stereospecificity of sodium borohydride reduction of tyrosine decarboxylase • in protein synthesis studies |
| Biochem/physiol Actions: | |
| Other Notes: | Dried cells grown on vitamin B6-deficient medium. |
| Other Notes: | One unit will liberate 1.0 μmole of CO2 from |
| Packaging: | 25, 50 units in glass bottle |
| Packaging: | 250 units in poly bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| activity | specific activity: ≥0.05 unit/mg solid (with excess pyridoxal 5-phosphate); specific activity: <0.005 unit/mg solid (without pyridoxal 5-phosphate) |
| Storage Temp. | −20°C |
| Enzyme Commission (EC) Number | 4.1.1.25 ( BRENDA ![]() ![]() |
| UNSPSC | 12352204 |

