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    • 3. 发明申请
    • ANTI-DR5 ANTIBODY WITH IMPROVED AFFINITY AND STABILITY, AND COMPOSITION FOR CANCER PREVENTION OR TREATMENT INCLUDING SAME
    • 具有改善的亲和力和稳定性的抗DR5抗体,以及用于癌症预防或治疗的组合物,包括相同的
    • WO2010047509A9
    • 2010-09-02
    • PCT/KR2009006036
    • 2009-10-20
    • AJOU UNIV IND ACAD COOP FOUNDKIM YONG SUNGKWON MYUNG HEELEE SEUNG HYUNPARK KYUNG JIN
    • KIM YONG SUNGKWON MYUNG HEELEE SEUNG HYUNPARK KYUNG JIN
    • C07K16/28A61K39/395A61P35/00C12N15/13
    • C07K16/2878A61K2039/505C07K2317/56C07K2317/565
    • The present invention relates to an anti-DR5 antibody with improved affinity and stability that specifically binds to the death receptor 5 (DR5) to destroy cancer cells effectively and the composition for cancer prevention or treatment including the same. The anti-DR5 antibody of the present invention causes mutageneses on the amino acid residues of VH-CDR2 and VH-CDR3 within the heavy chain variable region and the amino acid residue of VL-CDR3 within the light chain variable region of HW1 which is the known anti-DR5 antibody, and replaces the framework within the heavy chain variable region from a VH6 subtype to a VH3 subtype and replaces the framework within the light chain variable region with the framework part of Vk1 or Vk3 so that affinity and stability are improved over the known anti-DR5 antibody, HW1. In addition, the anti-DR5 antibody of the present invention effectively induces cell death with respect to TRAIL-sensitive cancer cells that express DR5 and TRAIL-resistant cancer cells that express DR5 by autophagy so that it may be usefully employed in preventing or treating cancers caused by DR5 expression.
    • 本发明涉及特异性结合死亡受体5(DR5)以有效破坏癌细胞的具有改善的亲和力和稳定性的抗DR5抗体,并且涉及用于癌症预防或治疗的组合物以及包含其的组合物。 本发明的抗DR5抗体对重链可变区内的VH-CDR2和VH-CDR3的氨基酸残基和HW1的轻链可变区内的VL -CDR3的氨基酸残基进行诱变, 并将重链可变区内的框架从VH6亚型替换为VH3亚型并用Vk1或Vk3的框架部分置换轻链可变区内的框架,从而改善了亲和性和稳定性 已知的抗DR5抗体HW1。 此外,本发明的抗DR5抗体相对于表达DR5和TRAIL抗性癌细胞的TRAIL敏感性癌细胞,通过自噬来有效地诱导细胞死亡,从而其可有效用于预防或治疗癌症 由DR5表达引起。
    • 5. 发明申请
    • PROTEIN SCAFFOLD LIBRARY BASED ON KRINGLE DOMAIN STRUCTURE AND USES THEREOF
    • 基于结构域的蛋白质SCAFFOLD图书及其用途
    • WO2010018950A2
    • 2010-02-18
    • PCT/KR2009/004423
    • 2009-08-07
    • AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONKIM, Yong-SungKWON, Myung-HeeLEE, Chang-Han
    • KIM, Yong-SungKWON, Myung-HeeLEE, Chang-Han
    • C40B40/10
    • C12N15/1044C40B40/10
    • There are provided a Kringle domain structure, comprising: inducing artificial mutations at amino acid residues except for conserved amino acid residues that are important to maintain the structural scaffold of a Kringle domain; and protein scaffold variants, based on the Kringle domain structure, which modulate the biological activities of a variety of target molecules derived from the protein scaffold library by specifically binding to the target molecules. Also, there is provided a method for constructing homo-/hetero-oligomers which allow multi-specificity binding to multiple targets by the tandem assembly monomeric Kringle domain variants using a linker. Additionally, there is provided a method for preparing multispecific monomers and multivalent monomers by grafting target-binding loops of a Kringle domain variant into non-binding loops of another Kringle domain variant with the same or different target binding specificity. Furthermore, a protein scaffold variant based on the Kringle domain structure that specifically binds to target molecules, DNA encoding the protein scaffold variant, or a method and composition for prevention, detection, diagnosis, treatment or relieving of diseases or disorders, particularly cancers and other immune-related diseases, comprising: administering an effective amount of the related molecule to animals, preferably human.
    • 提供了一种Kringle结构域结构,其包括:除了保持Kringle结构域的结构支架重要的保守氨基酸残基之外,在氨基酸残基处诱导人工突变; 和基于Kringle结构域结构的蛋白质支架变体,其通过特异性结合靶分子来调节衍生自蛋白质支架文库的各种靶分子的生物学活性。 此外,提供了一种用于构建同 - 异寡聚物的方法,其允许使用接头通过串联组装单体Kringle结构域变体多特异性结合多个靶标。 另外,提供了通过将Kringle结构域变体的靶结合环转移到具有相同或不同靶结合特异性的另一个Kringle结构域变体的非结合环中来制备多特异性单体和多价单体的方法。 此外,基于特异性结合靶分子的Kringle结构域结构的蛋白质支架变体,编码蛋白质支架变体的DNA,或用于预防,检测,诊断,治疗或缓解疾病或病症,特别是癌症等的方法和组合物 免疫相关疾病,包括:将有效量的相关分子施用于动物,优选人。
    • 6. 发明申请
    • PROTEIN SCAFFOLD LIBRARY BASED ON KRINGLE DOMAIN STRUCTURE AND USES THEREOF
    • 基于KRINGLE域结构的蛋白质支架库及其应用
    • WO2010018950A3
    • 2010-06-03
    • PCT/KR2009004423
    • 2009-08-07
    • AJOU UNIV IND ACAD COOP FOUNDKIM YONG-SUNGKWON MYUNG-HEELEE CHANG-HAN
    • KIM YONG-SUNGKWON MYUNG-HEELEE CHANG-HAN
    • C40B40/10
    • C12N15/1044C40B40/10
    • There are provided a Kringle domain structure, comprising: inducing artificial mutations at amino acid residues except for conserved amino acid residues that are important to maintain the structural scaffold of a Kringle domain; and protein scaffold variants, based on the Kringle domain structure, which modulate the biological activities of a variety of target molecules derived from the protein scaffold library by specifically binding to the target molecules. Also, there is provided a method for constructing homo-/hetero-oligomers which allow multi-specificity binding to multiple targets by the tandem assembly monomeric Kringle domain variants using a linker. Additionally, there is provided a method for preparing multispecific monomers and multivalent monomers by grafting target-binding loops of a Kringle domain variant into non-binding loops of another Kringle domain variant with the same or different target binding specificity. Furthermore, a protein scaffold variant based on the Kringle domain structure that specifically binds to target molecules, DNA encoding the protein scaffold variant, or a method and composition for prevention, detection, diagnosis, treatment or relieving of diseases or disorders, particularly cancers and other immune-related diseases, comprising: administering an effective amount of the related molecule to animals, preferably human.
    • 提供了Kringle结构域结构,其包括:在保留Kringle结构域的结构支架很重要的保守氨基酸残基之外的氨基酸残基处诱导人工突变; 以及基于Kringle域结构的蛋白质支架变体,其通过特异性结合靶分子来调节源自蛋白质支架文库的多种靶分子的生物活性。 此外,提供了一种构建同型/异型寡聚体的方法,其允许使用接头通过串联组装单体Kringle域变体多特异性结合多个靶标。 另外,提供了通过将Kringle结构域变体的靶结合环移植到具有相同或不同靶标结合特异性的另一Kringle结构域变体的非结合环中来制备多特异性单体和多价单体的方法。 此外,基于特异性结合靶分子的Kringle结构域结构的蛋白质骨架变体,编码蛋白质骨架变体的DNA或用于预防,检测,诊断,治疗或缓解疾病或病症,特别是癌症和其他疾病的方法和组合物 包括:将有效量的相关分子给予动物,优选人类。