sp

Substance P (1-4) is a substance P N-terminal tetrapeptide fragment.

Sp-cAMPS sodium salt 作为 cAMP 类似物，是一种依赖 cAMP 的PKA I 和PKA II 的有效激活剂。Sp-cAMPS sodium salt 还是一种有效的竞争性磷酸二酯酶 (PDE3A) 抑制剂，Ki 为 47.6 μM。Sp-cAMPS sodium salt 结合PDE10 GAF 结构域，EC50为 40 μM 。

SP187 (MON-​DNJ) 是一种靶向作用于宿主的亚氨基糖。它具有抗丝状病毒感染活性。SP187可用于治疗抗流感和登革热病毒。

SP 600125, negative control 是 SP 600125 的甲基化类似物，可用作SP 600125的阴性对照，对 DTP3和GADD45β MKK7（生长停滞和 DNA 损伤诱导型 β 介原活化蛋白激酶激酶 7）具有抑制作用，能够恢复活化。SP 600125, negative control 对 JNK2 和 JNK3 的 IC50s 分别为 18 和 24 μM。

SP-8356 是一种有效的、口服活性的分化簇 147 (CD147) 抑制剂，具有抗动脉粥样硬化作用。

SP4206 is an interaction inhibitor of IL-2 IL-2Rα (IL-2 and IL-2Rα with Kd of 70 nM and 10 nM,respectively)

TC-SP 14, also known as compound 14, is a highly active and potent S1P1 agonist with oral bioavailability. It exhibits an EC50 value of 0.042 μM, indicating its strong binding affinity to the S1P1 receptor. Notably, its interaction with the S1P3 receptor is minimal, as evidenced by an EC50 value of 3.47 μM. TC-SP 14 demonstrates significant pharmacological effects, including a marked reduction in blood lymphocyte counts and the attenuation of delayed type hypersensitivity response to antigen challenge [1].

SP2509 是一种选择性 LSD1拮抗剂，IC50值为 13 nM。

SP-100030 是一种有效的 NF-κB 和激活蛋白-1 (AP-1) 双抑制剂 (IC50 分别为 50 和 50 nM)。SP-10003 抑制 Jurkat 和其他T 细胞系产生的 IL-2、IL-8 和 TNF-α 的产生。SP-100030 降低小鼠胶原性关节炎 (CIA)。

SP-Chymostatin B is a potent inhibitor of many proteases, including chymotrypsin, papain, chymotrypsin-like serine proteinases, chymases, and lysosomal cysteine proteinases. It weakly inhibits human leucocyte elastase. It is effective at a final concentra

Rp-cAMPS TEA salt is a cAMP-dependent protein kinase (PKA) activator.

SP203 is a radioligand for brain metabotropic glutamate receptor imaging.

Peptide originally derived from SARS-CoV Spike (S) protein; corresponds to amino acid residues 668 to 679. Highly potent inhibitor of SARS-CoV S protein and ACE2 interaction (IC50 = 1.88 nM in biochemical assay). Inhibits interaction of SARS-CoV S protein and Vero E6 cells in vitro. Please note, this peptide displays 80% sequence identity to homologous site on SARS-CoV-2 S-protein (residues 689-697).

Sp-8-CPT-cAMPS is a powerful and specific cAMP analog that activates cAMP-dependent protein kinase A (PKA I and PKA II) selectively and effectively. It exhibits a 153-fold preference for site A of RI over site A of RII, and a 59-fold preference for site B of RII over site B of RI.

Orphan GPCR SP9155 agonist P550 (mouse, rat) (26RFa (mouse, rat)) is an orphan GPCR with an orexigenic effect belonging to the RFamide peptide family. It acts as the cognate ligand for the mouse orphan receptor GPR103, which is also known as SP9155 or AQ27.

SP-96 是一种高效的特异性 Aurora B 抑制剂，IC50 为 0.316 nM。 SP-96 在 NCI60 筛选中显示特异性生长抑制，如 MDA-MD-468 (GI50=107 nM)。 SP-96 可用于三阴性乳腺癌研究。

SP-420 是desferrithiocin 类似物，但它的铁清除效率比 desferrithiocin 高，其ICE=26.7。

SP inhibitor 1 是体外无毒浓度 (0.3250<5.98 μM) 的 SARS-CoV-2 复制抑制剂。SP inhibitor 1 是 SARS-CoV-2 刺突蛋白 (SP) 的选择性抑制剂，能够作用于 SP 蛋白 (IC50: 3.26 μM)、Mpro 蛋白 (IC50>25 μM)和 PLpro 蛋白 (IC50>25 μM)，具有细胞抗病毒作用。

SP-471 是登革病毒 (DENV) 蛋白酶的有效抑制剂 (IC50: 18 μM)，对登革病毒的分子间和分子内的蛋白酶过程具有抑制作用。

(SP-4-4)-2-[2-(Amino-KappaN)ethyl]phenyl-KappaC]chloro[dicyclohexyl[2',4',6'-tris(1-methylethyl)[1,1'-biphenyl]-2-yl]phosphine]-Palladium 是一种有用的有机化合物，可用于生命科学领域的相关研究。其产品编号为 T66146，CAS号为 1028206-56-5。

SP-187, also known as N-9-DNJ and UV-4B, is an alpha-Glucosidase inhibitor potentially for the treatment of dengue fever and influenza infection. Proline-producing strains of Serratia marcescens were more osmotolerant than wild-type strains. Growth inhibition by proline analogs was significantly enhanced by increasing the osmotic stress of the medium.

Sp-5,6-DCl-cBIMPS 为一种高效特异的 cAMP 依赖性蛋白激酶(cAMP-PK)激活剂，能够促进胰岛素释放，并抑制U46619引起的血小板Rho、Gq及G12 G13的激活[3]。

SP-471P 是一种高效的登革热病毒 (DENV) 蛋白酶抑制剂，其对 DENV1、DENV2、DENV3 和 DENV4 的抑制半最大有效浓度（EC50）分别为 5.9 μM、1.4 μM、5.1 μM 和 1.7 μM。此化合物的细胞毒性浓度50%（CC50）超过 100 μM。SP-471P 能够有效减少 DENV 的病毒 RNA 合成 (RNA synthesis)。

Sp-cAMPS triethylamine，一种 cAMP 类似物，是一种依赖 cAMP 的PKAI 和PKAII 的有效激活剂。Sp-cAMPS triethylamine 还是一种有效的竞争性磷酸二酯酶 (PDE3A) 抑制剂，Ki 为 47.6 µM。Sp-cAMPS triethylamine 以EC50为 40 μM 来结合PDE10GAF 域。