β-lactamase
MDL:
MFCD00131819
Molecular Formula:
Molecular Weight:
Alias:
β-内酰胺酶 ;青霉素酶
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
β-lactamase |
1500万单位 |
8×5ml |
RMB 880 |
Consulting service |
β-lactamase |
BR |
6×1mg |
RMB 242 |
Consulting service |
β-lactamase |
800万单位 |
每盒8支 |
RMB 880 |
Consulting service |
β-lactamase |
BR |
6×1mg |
Inquiry |
Consulting service |
β-lactamase |
BR |
1mg |
RMB 83.6 |
Consulting service |
Character:
可水解β-内酰胺类抗生素。已发现二百多种β-内酰胺酶。青霉素酶的分类方法主要有两种,分子生物学方法和BUSH法。 分子生物学法将酶分为四类。A类酶包括多种质粒编码的青霉素酶,活性部位为丝氨酸残基,分子量为29kDa。B类酶为金属酶,由染色体或质粒编码,酶活性需锌离子参与,可被乙二胺四乙酸(EDTA)抑制。C类酶的活性部位为丝氨酸残基,分子量为39kDa,其产生与诱导剂有关。C类酶主要指染色体编码的头孢菌素酶(AmpC酶)。D类酶又称为OXA型(水解苯唑西林)β-内酰胺酶。 另一种分类方法为BUSH
Storage:
保存条件: 2-8℃
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