CN¥1,763.72
预计发货时间April 27, 2025详情
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质量水平
表单
solution
分子量
32,300 kDa
包装
pkg of 1 mL
制造商/商品名称
Roche
储存条件
avoid repeated freeze/thaw cycles
浓度
250 μg/mL
杂质
RNA, none detected
nuclease, none detected
颜色
colorless
溶解性
water: miscible
1 of 4
此商品 | D9281 | D2916 | P9614 |
|---|---|---|---|
| Quality Level 100 | Quality Level 100, 200 | Quality Level 100, 200 | Quality Level 200 |
| manufacturer/tradename Roche | manufacturer/tradename - | manufacturer/tradename - | manufacturer/tradename - |
| form solution | form liquid | form buffered aqueous solution | form liquid |
| color colorless | color - | color - | color - |
| packaging pkg of 1 mL | packaging - | packaging - | packaging - |
| concentration 250 μg/mL | concentration - | concentration - | concentration ≥400000 units/mL |
一般描述
噬菌体 λ 的 DNA 含有 48,502 个核苷酸对，形成线性双链。这种 DNA 分子的 5′ 端有 12 个核苷酸的自互补单链突起，可退火形成圆圈。进入宿主细胞后，DNA 在 DNA 连接酶存在下环化。许多这样的圆圈是在溶菌感染早期产生的。在复制的后期，这些单独的环/环被称为滚环复制的过程转化成线性连通体。线性连体在包装过程中被酶 DNA 终止酶切割形成单体染色体单位。[1]
质量
限制性核酸内切酶 EcoR I 和 Hind III 酶切后的 DNA 在凝胶电泳中显示野生型 λDNA 的典型酶切图谱。
序列
链长 48,502 bp
外形
溶液，250μg/ml，10 mM Tris-HCl，1 mM EDTA，pH 8.0，即用型
储存及稳定性
使用前储存于-15至-25°C。解冻后，储存于2-8°C。
其他说明
仅用于生命科学研究。不可用于诊断。
储存分类代码
12 - Non Combustible Liquids
WGK
nwg
闪点(°F)
No data available
闪点(°C)
No data available
法规信息
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