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Complement component 3重组蛋白|Recombinant Mouse Complement component 3 Protein (His Tag)
品牌:Sino Biological
¥4520 - 29350
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1207 人阅读发布时间:2023-09-07 18:25
GPCRs结构及信号通路概述(源自:Joshua Li, et al)

GPRC5D作为一种全新的MM治疗靶点,目前已有双抗、ADC、CAR-T细胞、CAR-NK细胞等药物形式。强生Talquetamab(JNJ-64407564)已获得FDA的突破性疗法和孤儿药认定,获批上市时间为2023年1月24日。近期南京维立志博自主研发的GPRC5D/CD3双特异性抗体LBL-034治疗复发/难治性多发性骨髓瘤(RRMM)临床试验分别获得NMPA和FDA的批准,受到业内人士的广泛关注。
| 名称 | 靶点 | 适应症 | 类型 | 研发进度 |
|---|---|---|---|---|
| Talquetamab | CD3、GPRC5D | MM | 双抗 | 批准上市 |
| RG6234 | CD3、GPRC5D | MM | 双抗 | 临床Ⅰ期 |
| GPA-0039 | CD3、GPRC5D | MM | 双抗 | 临床前 |
| Ori-CAR-017 | GPRC5D | MM、实体瘤 | CAR-T | 临床Ⅰ期 |
| BMS-986393 | GPRC5D | MM | CAR-T | 临床Ⅰ期 |
| RD-138 | GPRC5D | MM | CAR-T | 临床Ⅰ期 |
| MCARH-109 | GPRC5D | MM | CAR-T | 临床Ⅰ期 |
| LM-305 | GPRC5D | MM | ADC | 临床Ⅱ期 |
| SNC-112 | BCMA、GPRC5D | MM | CAR-NK | 临床前 |
| FT-555 | cD38、FCGR3B、GPRC5D、IL-15 | MM | CAR-NK | 临床前 |
GPRC5D作为7次跨膜蛋白,结构非常复杂,抗原制备、抗体开发和活性分析等都具有很大的挑战。基于多次跨膜蛋白开发平台,义翘神州成功制备出VLP、去垢剂、Nanodisc三种形式的GPRC5D跨膜蛋白产品,满足动物免疫、ELISA、SPR、BLI检测、CAR阳性率检测及细胞实验等不同的应用场景,全面支持GPRC5D药物开发。
| 货号 | 表达宿主 | 制备平台 | 活性 |
|---|---|---|---|
| 24447-HNAH1 | HEK293 | VLP | 已检测 |
| 24447-HNAH | HEK293 | VLP | 已检测 |
| 24447-HNAH-B | HEK293 | VLP | 已检测 |
| 5A4669-M25H | HEK293 | VLP | 已检测 |
| 24447-H18H-DD | HEK293 | 去垢剂 | 已检测 |
| 24447-H18H-NA | HEK293 | Nanodisc | 已检测 |
如上,GPRC5D跨膜蛋白产品均为HEK293表达,产品经ELISA、SPR、BLI验证,具有高生物活性及高批间一致性,欢迎客户选购。VLP形式的GPRC5D靶点蛋白,具有天然的完整构象,还有荧光标记和生物素标记蛋白供选择。
Human GPRC5D-VLP (Full Length) Protein (Cat: 24447-HNAH)
高活性:ELISA

Immobilized Human GPRC5D-VLP (Full Length) Protein at 5 μg/mL (100 μL/well) binds anti-GPRC5D antibody.
高批间一致性:ELISA

Immobilized Human GPRC5D-VLP (Full Length) Protein at 5 μg/mL (100 μL/well) binds anti-GPRC5D antibody.
Human GPRC5D-Detergent Protein (His & FLAG Tag) (Cat: 24447-H18H-DD)
高活性:ELISA

Immobilized Human GPRC5D-Detergent Protein (His & FLAG Tag) at 5 μg/mL (100 μL/well) on Nickel coated plate binds anti-human GPRC5D antibody.
高批间一致性:BLI

Loaded anti-GPRC5D antibody on Protein A Biosensor binds Human GPRC5D-Detergent Protein (His & FLAG Tag) with an affinity constant of 58.1 nM as determined in BLI assay.
Human GPRC5D-Nanodisc Protein (His & FLAG Tag) (Cat: 24447-H18H-NA)
高活性:ELISA

Immobilized Human GPRC5D-Nanodisc Protein (His & FLAG Tag) at 5 μg/mL (100 μL/well) can bind anti-Human GPRC5D antibody.
高批间一致性:SPR

Captured anti-GPRC5D antibody on anti-Human IgG Fc via CM5 Chip binds Human GPRC5D-Nanodisc Protein (His & FLAG Tag) with an affinity constant of 9.609 nM as determined in a SPR assay.
1. Smith, et al. GPRC5D is a target for the immunotherapy of multiple myeloma with rationally designed CAR T cells. Science translational medicine, 2019
2. Pillarisetti, et al. A T-cell-redirecting bispecific G-protein-coupled receptor class 5 member D x CD3 antibody to treat multiple myeloma. Blood, 2020
3. https://www.janssen.com/janssen-presents-new-data-talquetamab-first-class-gprc5dxcd3-bispecific-antibody-suggesting-durable
4. Tatsushi Kodama, et al. Anti-GPRC5D/CD3 Bispecific T-Cell-Redirecting Antibody for the Treatment of Multiple Myeloma. Mol Cancer Ther, 2019.
5. Chari A, Minnema MC, et al. Talquetamab, a T-Cell-Redirecting GPRC5D Bispecific Antibody for Multiple Myeloma. N Engl J Med, 2022. doi:10.1056/NEJMoa2204591
6. Joshua Li, et al. The Molecule Pages database. Nature. 2002
7. Hauser, et al. Trends in GPCR drug discovery: new agents, targets and indications. Nat Rev Drug Discov. 2017
8. LekhaMikkilineni and Kochenderfer. CAR T cell therapies for patients with multiple myeloma. Nat Rev Clioncol. 2021