Product Details
Product Details
Product Specification
Species | Human |
Accession | P78324 |
Amino Acid Sequence | Glu31-Arg370, with C terminal His&Avitag |
Expression System | HEK293 |
Molecular Weight | 55-60 kDa(Reducing) |
Purity | >95%, by SDS-PAGE under reducing conditions |
Endotoxin | <0.1EU/μg |
Conjugation | Biotin |
Tag | His Tag |
Physical Appearance | Lyophilized Powder |
Storage Buffer | PBS, pH7.4, 5%trehalose |
Reconstitution | Reconstitute at less than 1 mg/mL according to the size in ultrapure water after rapid centrifugation . |
Stability & Storage | · 12 months from date of receipt, lyophilized powder stored at -20 to -80℃. · 3 months, -20 to -80℃ under sterile conditions after reconstitution. · 1 week, 2 to 8℃ under sterile conditions after reconstitution. · Please avoid repeated freeze-thaw cycles. |
Background
信号调节蛋白α(Signal Regulatory Proteinα, SIRP-α)也称为SHPS-1,是一种跨膜蛋白,SIRPα在髓系细胞膜上高表达,如巨噬细胞、粒细胞、单核细胞和髓样树突状细胞。它调节细胞迁移和吞噬活动,以及免疫稳态和神经网络的形成。
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Bioactivity

Immobilized CD47 Fc Chimera, Human (Cat. No. UA010006) at 2.5 μg/mL (100 μL/well) can bind Biotinylated SIRP-α His Tag, Human (Cat. No. UA010035) with EC50 of 1.919 μg/mL.
SDS-PAGE

Biotinylated SIRP-α His Tag, Human ,1.5 μg on SDS-PAGE under Non-reducing and reducing condition. The purity is greater than 95%.

