A3547

Sigma

 

Achromopeptidase Lysobacter sp.

lyophilized powder, ≥1,000 units/mg solid

Enzyme Commission (EC) Number:3.4.21.50   ( BRENDA | IUBMB )
MDL number:MFCD00130333

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Description

Unit DefinitionOne unit will produce a change in A600 of 0.001 per minute per mL at pH 8.0 at 37 °C using a suspension of Micrococcus lysodeikticus as substrate (1 cm light path).
Physical formCrude powder containing lactose
Biochem/physiol ActionsAchromopeptidase is a lysyl endopeptidase with a MW of ~27 kDa. It is useful for lysis of Gram-positive bacteria that are resistant to lysozyme.
pH Optimum for activity: pH 8.5 - 9
Approximately 500-1,500 un/ml achromopetidase can be used to lyse cells at a density of OD600=0.6 over 2 hours at 37 °C.

Properties

formlyophilized powder
foreign activityCollagenase, present
storage temp.−20°C

Safety

Personal Protective Equipmentdust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard CodesXn
Risk Statements42/43
Safety Statements36
WGK Germany3

References

referenceAhmed,K.,et al J. Biosci. Bioeng. 95, 27-34, (2003)