H-gamma1 heavy chain anti-CLDN18 humanized (H) (1-450) hole [VH (Homo sapiens IGHV1-46*01 (86.7%) -(IGHD) -IGHJ6*01 (92.9%), CDR-IMGT [8.8.13] (26-33.51-58.97-109)) (1-120)-Homo sapiens IGHG1*01, G1m17,1 CH1 K120, CH3 D12, L14, 6-G1v14 CH2 A1.3, A1.2, 14-G1v75 CH3 C5, 14-G1v33 CH3 S22, A24, V86 (hole), 10-G1v83-1 CH3 R115 (CH1 K120 (217) (121-218), hinge 1-15 (219-233), CH2 L1.3>A (237), L1.2>A (238) (234-343), CH3 Y5>C (352), D12 (359), L14 (361), T22>S (369), L24>A (371), Y86>V (410), H115>R (438) (344-448), CHS (449-450)) (121-450)], (223-220')-disulfide with common L-kappa light chain chimeric (L') (1'-220') [V-KAPPA Musmus/Homsap (Mus musculus IGKV8-19*01 (87.1%) -IGKJ2*01 (100%)/Homo sapiens IGKV4-1*01 (85.1%) -IGKJ2*01 (91.7%), Q120>G (106'), CDR-IMGT [12.3.9] (27'-38'.56'-58'.95'-103')) (1'-113') -Homo sapiens IGKC*01 (100%) Km3 A45.1, V101 (C-KAPPA A45.1 (159'), V101 (197')) (114'-220')]; H-gamma1-17mer-scFvlh heavy chain anti-CLDN18 and anti-CD3D/CD3E (H'') (1''-715'') knob [H-gamma1 heavy chain anti-CLDN18 humanized (H'') (1''-449'') knob [VH (Homo sapiens IGHV1-46*01 (86.7%) -(IGHD) -IGHJ6*01 (92.9%), CDR-IMGT [8.8.13](26''-33''.51''-58''.97''-109'')) (1''-120'')-Homo sapiens IGHG1*01, G1m17,1 CH1 K120, CH3 D12, L14, 6-G1v14 CH2 A1.3, A1.2, 14-G1v74 CH3 C10, 14-G1v32 CH3 W22 (knob)(CH1 K120 (217'') (121''-218''), hinge 1-15 (219''-233''), CH2 L1.3>A (237''), L1.2>A (238'') (234''-343''), CH3 S10>C (357''), D12 (359''), L14 (361''), T22>W (369'') (344''-448''), CHS K2>del (449'')) (121''-449'')] -17-mer (alanyl-tris(tetraglycyl-seryl)-alanyl) linker (450''-466'') -scFvlh anti-CD3D/CD3E humanized and chimeric (467''-715'') [V-LAMBDA humanized (Homo sapiens IGLV7-46*01 (81.1%) -IGLJ3*02 (100%), CDR-IMGT [9.3.9] (492''-500''.518''-520''.557''-565'')) (467''-575'') -15-mer tris(tetraglycyl-seryl) linker (576''-590'') -VH Musmus/Homsap (Mus musculus IGHV10-1*04 (91.0%) -(IGHD) -IGHJ3*01 (93.3%) A128>S (715'')/Homo sapiens IGHV3-73*01 (83.0%) -(IGHD) -IGHJ6*01 (90.9%) T123>L (710''), CDR-IMGT [8.10.16] (616''-623''.641''-650''.689''-704'')) (591''-715'')]]; (223''-220''')-disulfide with common L-kappa light chain chimeric (L''') (1'''-220''') [V-KAPPA Musmus/Homsap (Mus musculus IGKV8-19*01 (87.1%) -IGKJ2*01 (100%)/Homo sapiens IGKV4-1*01 (85.1%) -IGKJ2*01 (91.7%), Q120>G (106'''), CDR-IMGT [12.3.9] (27'''-38'''.56'''-58'''.95'''-103''')) (1'''-113''') -Homo sapiens IGKC*01 (100%) Km3 A45.1, V101 (C-KAPPA A45.1 (159'''), V101 (197''')) (114'''-220''')]; dimer (229-229'': 232-232'':352-357'')-trisdisulfide, produced in Chinese hamster ovary (CHO) cells, derived from CHO-K1 cell line, lacking the glutamine synthetase (GS-KO) gene, glycoform alfa
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immunoglobulin (H-gamma1_L-kappa)_(H-gamma1-17mer-scFvlh_L-kappa), anti-[Homo sapiens CLDN18 (claudin 18, claudin-18, surfactant associated protein J, SFTPJ) isoform 2], anti-[Homo sapiens CD3D (CD3 delta) and CD3E (CD3 epsilon, Leu-4) dimer], humanized and chimeric monoclonal antibody, bispecific, trivalent (lumivatamig)
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