Recombinant Human CXCL7/NAP-2 Protein(Sumo Tag)

Price:
- 表达系统: E.coli
- 蛋白编码: P02775
别称 |
B-TG;CTAP;CXCL;SCYB;C-X-C Motif Chemokine;MDGFSmall-Inducible Cytokine B;LA-PF;NAP;PPBP;B-TG1;Beta-TG;CTAP-III;CTAP3;CTAPIII;CXCL7;LA-PF4;LDGF;MDGF;NAP-2;PBP;SCYB7;TC1;TC2;TGB;TGB1;THBGB;THBGB1;C-X-C Motif Chemokine 7;Leukocyte-Derived Growth Factor;Macrophage-Derived Growth Factor;MDGFSmall-Inducible Cytokine B7;NAP2;Platelet Basic Protein;βTG;B TG1;Beta TG;Beta thromboglobulin;beta-1;Chemokine (C X C motif) ligand 7;Connective tissue activating peptide III;CTAP 3;CTAP III;CTAP-III(1-81);CXC chemokine ligand 7;CXCL 7;LA PF 4;Leukocyte derived growth factor;Low-affinity platelet factor IV;NAP 2;NAP-2(1-63);NAP-2(1-66);NAP-2(73);NAP-2(74);Neutrophil activating peptide 2;Neutrophil-activating peptide 2(1-63);Pro platelet basic protein;Pro platelet basic protein (chemokine (C-X-C motif) ligand 7);Pro-Platelet basic protein;Small inducible cytokine subfamily B member 7;Small-inducible cytokine B7;Thrombocidin 1;Thrombocidin 2;Thromboglobulin;βTG;PBP;CXCL7;NAP2;β-thromboglobulin
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表达系统 |
E.coli
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序列 |
Ala59-Asp128
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蛋白编码 |
P02775
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种属 |
Human
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计算分子量 |
20.59 kDa
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表观分子量 |
25 kDa
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标签 |
N-Sumo
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生物活性 |
Not validated for activity
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纯度 |
> 90% as determined by reducing SDS-PAGE.
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内毒素 |
< 10 EU/mg of the protein as determined by the LAL method
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保存条件 |
Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months.
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运输条件 |
This product is provided as lyophilized powder which is shipped with ice packs.
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制剂 |
Lyophilized from a 0.2 μm filtered solution in PBS with 5% Trehalose and 5% Mannitol.
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复溶方法 |
It is recommended that sterile water be added to the vial to prepare a stock solution of 0.5 mg/mL. Concentration is measured by UV-Vis.
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背景 |
Pro-platelet basic protein (PPBP) is also known as Chemokine (C-X-C motif) ligand 7 (CXCL7) and nucleosome assembly protein (Nap-2). Nap-2 / PPBP / CXCL7 is released in large amounts from platelets following their activation and is a platelet-derived growth factor that belongs to the CXC chemokine family. This growth factor is a potent chemoattractant and activator of neutrophils. Nap-2 / PPBP / CXCL7 has been shown to stimulate various cellular processes including DNA synthesis , mitosis , glycolysis , intracellular cAMP accumulation , prostaglandin E2 secretion , and synthesis of hyaluronic acid and sulfated glycosaminoglycan. It also stimulates the formation and secretion of plasminogen activator by synovial cells. Nap-2 is a ligand for CXCR1 and CXCR2 , and Nap-2 , Nap-2 (73) , Nap-2 (74) , Nap-2 (1-66) , and most potent Nap-2 (1-63) are chemoattractants and activators for neutrophils.
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Q1:重组蛋白有活性吗?可以做活性检测吗?
活性说明的见说明书bio-activity部分;如果说明书显示没有生物活性或则显示生物活性检测中,则说明这个蛋白没有生物活性数据,需要客户自己检测。
Q2:重组蛋白是否测序验证过?
在售重组蛋白默认不做测序分析/验证。
Q3:蛋白的运输条件是什么?
我们的蛋白有液体和冻干粉2种形式,一般来说冻干粉可以用冰袋、蓝冰、干冰运输;液体可以用蓝冰或干冰运输。
Q4:蛋白是通过什么方式纯化的?
一般通过纯化标签进行亲和纯化,常规有镍柱/His Tag、protein AG/Fc tag、标签抗体凝胶等。
Q5:蛋白可以用于细胞培养/注射小鼠吗?
内毒素含量小于0.1 ng/μg (1 EU/μg)的蛋白都可以用于细胞培养/注射小鼠。
Q6:蛋白发货形式可以是冻干粉吗?可以发液体吗?
默认按照说明书标注的形式发货;如果有特殊需求,需要根据蛋白情况确定。原则上,冻干粉蛋白可以发液体形式,液体蛋白不能发冻干粉形式。
Q7:蛋白Buffer里是否含有denaturants(变性剂)?
我们在售重组蛋白一般不含变性剂,具体见说明书的formulation信息。常见变性剂有:尿素和盐酸胍。
Q8:无标签蛋白纯化方式?
蛋白的纯化方式一般通过标签进行亲和纯化,无标签的蛋白是在纯化后进行了标签切除。
Q9:AF蛋白可以提供吗?
在售的重组蛋白都属于Animal component free protein。在售重组蛋白里不含任何直接来源与动物和人的制品:比如血清,血浆,全血,BSA,OVA等。
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