推薦產品
品質等級
形狀
solution
分子量
32,300 kDa
包裝
pkg of 1 mL
製造商/商標名
Roche
儲存條件
avoid repeated freeze/thaw cycles
濃度
250 μg/mL
雜質
RNA, none detected
nuclease, none detected
顏色
colorless
溶解度
water: miscible
運輸包裝
dry ice
儲存溫度
−20°C (−15°C to −25°C)
一般說明
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]
品質
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
外觀
溶液,250μg/ml,10 mM Tris-HCl,1 mM EDTA,pH 8.0,即用型
儲存和穩定性
使用前储存于-15至-25°C。解冻后,储存于2-8°C。
其他說明
仅用于生命科学研究。不可用于诊断。
儲存類別代碼
12 - Non Combustible Liquids
水污染物質分類(WGK)
nwg
閃點(°F)
No data available
閃點(°C)
No data available
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