现货 Merck 蛋白酶K，源于白色念球菌Proteinase K, Tritirachium album（100MG）539480-100MG

Merck 蛋白酶K，源于白色念球菌Proteinase K, Tritirachium album（100MG）539480-100MG

蛋白酶K，是一种切割活性较广的丝氨酸蛋白酶。它在多种高分子量的变性和天然蛋白质上显示出比较强的蛋白质水解活性。

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539480-100MG

品牌：

Merck

数量： -+ 瓶

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品牌：Merck
所属分类：蛋白酶

<table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Description" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">描述 <a name="anchor_描述" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">概述</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Serine protease that exhibits strong proteolytic activity on a wide variety of denatured and native proteins of high molecular weight. Because of its rapid proteolytic inactivation of endogenous nucleases, it can be used for isolation of mRNA and high molecular weight DNA. Preferentially cleaves bonds next to the carbonyl group of N-substituted hydrophobic, aliphatic, and aromatic amino acids. Inhibited by DFP, Hg<span style="top: -0.5em; line-height: 0; font-size: 0.9em; vertical-align: baseline; position: relative;">2+</span>, and PMSF. Not inactivated by metal chelators, sulfhydryl reagents, TLCK, or TPCK.</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">产品目录编号</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">539480</td></tr><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;">品牌系列</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Calbiochem® <br/></td></tr></tbody></table><a name="anchor_PDP_OverviewTab_References_参考" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_References" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">参考 <a name="anchor_参考" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">参考</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Watazu, Y., et al. 1993. <em>J. Lab. Clin. Anal. </em><strong>7, </strong>81.<br/>Lebherz, H.G., et al. 1986. <em>Biochem. J.</em> <strong>233,</strong> 51.<br/>Ebeling, W., et al. 1974. <em>Eur. J. Biochem.</em> <strong>47,</strong> 91.</td></tr></tbody></table><a name="anchor_PDP_OverviewTab_Product_Information_CAS号" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Information_活性" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Information_EC号" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Information_形式" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Information_配方" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Information_Molar Mass" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Information" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">产品信息 <a name="anchor_产品信息" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">CAS号</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">39450-01-6</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">活性</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">≥30 mAnsonU/mg dry weight</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">EC号</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">3.4.21.14</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">形式</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">White lyophilized solid</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">配方</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Lyophilized from calcium acetate</td></tr><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">Molar Mass</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">28500</td></tr></tbody></table><a name="anchor_PDP_OverviewTab_Product_Biological_Info_特异活性" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Biological_Info" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">生物信息 <a name="anchor_生物信息" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">特异活性</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">≥40 mAnsonU/mg protein</td></tr></tbody></table><a name="anchor_PDP_OverviewTab_Product_Physico_Chemical_Info_污染物" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Physico_Chemical_Info_pH值" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Physico_Chemical_Info_溶解度" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Physico_Chemical_Info" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">理化信息 <a name="anchor_理化信息" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">污染物</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">DNase: no detectable nicking activity with pBR322, incubation for 6 h at 37°C; RNase: no ribonuclease activity with MS2 RNA detected after incubation for 6 h at 37°C</td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">pH值</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">optimum 7.5 - 12.0</td></tr><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">溶解度</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">50 mM Tris-HCl, 2 mM calcium acetate, pH 8.0</td></tr></tbody></table><a name="anchor_PDP_OverviewTab_Product_Safety_Info_R相" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><a name="anchor_PDP_OverviewTab_Product_Safety_Info_S相" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Safety_Info" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">安全信息 <a name="anchor_安全信息" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">R相</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">R: 36/37/38-42<br/><br/>Irritating to eyes, respiratory system and skin.<br/>May cause sensitization by inhalation.</td></tr><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">S相</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">S: 22-24-26-36/37<br/><br/>Do not breathe dust.<br/>Avoid contact with skin.<br/>In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.<br/>Wear suitable protective clothing and gloves.</td></tr></tbody></table><a name="anchor_PDP_OverviewTab_Product_Storage_and_Shipping_Info_货运代码" style="color: rgb(18, 93, 171); line-height: 16.79px; font-family: arial, helvetica, sans-serif;"></a><table class="attribute-group-table" id="attribute_Group_table_header_pdp_PDP_OverviewTab_Product_Storage_and_Shipping_Info" style="border-color: rgb(183, 183, 183); margin: 5px 0px 20px; width: 660px; color: rgb(68, 68, 68); line-height: 16.79px; font-family: arial, helvetica, sans-serif; font-size: 12px; border-collapse: collapse; border-spacing: 0px; background-color: rgb(255, 255, 255);"><thead><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><th style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; color: rgb(2, 0, 0); font-size: 14px; vertical-align: top; background-color: rgb(223, 246, 253);" colspan="2">储存和货运信息 <a name="anchor_储存和货运信息" style="color: rgb(18, 93, 171);"></a></th></tr></thead><tbody><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;">货运代码</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Ambient Temperature Only <br/><a name="anchor_PDP_OverviewTab_Product_Storage_and_Shipping_Info_毒性" style="color: rgb(18, 93, 171);"></a></td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;">毒性</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Irritant <br/><a name="anchor_PDP_OverviewTab_Product_Storage_and_Shipping_Info_储存" style="color: rgb(18, 93, 171);"></a></td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;">储存</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">+2°C to +8°C <br/><a name="anchor_PDP_OverviewTab_Product_Storage_and_Shipping_Info_无需冷冻 " style="color: rgb(18, 93, 171);"></a></td></tr><tr style="border-bottom-color: rgb(224, 243, 251); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;">无需冷冻</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">No <br/><a name="anchor_PDP_OverviewTab_Product_Storage_and_Shipping_Info_特殊指南" style="color: rgb(18, 93, 171);"></a></td></tr><tr style="border-bottom-color: rgb(51, 204, 255); border-bottom-width: 1px; border-bottom-style: solid;"><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; width: 120px; font-weight: bold; vertical-align: top;" rowspan="1">特殊指南</td><td style="padding: 8px; border: 1px solid rgb(183, 183, 183); border-image: none; vertical-align: top;">Following reconstitution, store in the refrigerator (4°C). Stock solutions prepared in 50 mM Tris-HCl, 2 mM calcium acetate, pH 8.0 are stable for up to 1 year at 4°C.</td></tr></tbody></table>

Merck 蛋白酶K，源于白色念球菌Proteinase K, Tritirachium album（100MG）539480-100MG

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Merck 蛋白酶K，源于白色念球菌Proteinase K, Tritirachium album（100MG）539480-100MG

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