H-Gamma1 Heavy Chain Humanized (1-449) [Vh (Homo Sapiens Ighv3-23*01 (81.6%) -(Ighd) -Ighj3*02 (91.7%) M123>T (114), Cdr-Imgt [8.7.13] (26-33.51-57.96-108)) (1-119) -Homo Sapiens Ighg1*03V (100%) G1M3>G1M17, Ng1M1 Ch1 K120, Ch3 E12, M14 (Ch1 R120>K (216) (120-217), Hinge 1-15 (218-232), Ch2 (233-342), Ch3 E12 (358), M14 (360) (343-447), Chs (448-449)) (120-449)], (222-218')-Disulfide With L-Kappa Light Chain Humanized (1'-218') [Vkappa (Homo Sapiens Igkv1-33*01 (87.8%) -Igkj4*01 (100%), Cdr-Imgt [6.3.13] (27'-32'.50'-52'.89'-101')) (1'-111')-Homo Sapiens Igkc*01 (100%) Km3 A45.1, V101 (C-Kappaa45.1 (157'), V101 (195')) (112'-218')]; Dimer (228-228'':231-231'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Cell Line Cho-K1, Glycoform Alfa
Gastric Cancer
Explore 281 assets in Gastric Cancer →Floatz Rating
C37/100
Confidence
Indicative
Sponsor
Genentech, Inc.
Modality
monoclonal_antibody
Development Phase
Phase 1
Status
Active
Evidence ledger · v0.2
Clinical Evidence
Clinical track record: trial progression, reported outcomes, safety signals, and endpoint quality.
28Indicative
Detailed axis rationale is planned and will be published soon.
| Trial | Phase | Status | N | Primary endpoint | Readout |
|---|---|---|---|---|---|
NCT05581004CT.gov A Study to Evaluate the Safety, Pharmacokinetics, and Activity of Enzelkitug as a Single Agent and in Combination With Checkpoint Inhibitor in Participants With Locally Advanced or Metastatic Solid Tumors | — | Recruiting | — | — | — |
Competitive Position
Competitive setting: how crowded the indication is, class-level failures, and timing against rivals.
65High confidence
Detailed axis rationale is planned and will be published soon.
Same indication · Gastric Cancer
| Asset | Sponsor | Phase | Rating |
|---|---|---|---|
| H-Gamma1 Heavy Chain Humanized (1-449) [Vh (Homo Sapiens Ighv3-23*01 (81.6%) -(Ighd) -Ighj3*02 (91.7%) M123>T (114), Cdr-Imgt [8.7.13] (26-33.51-57.96-108)) (1-119) -Homo Sapiens Ighg1*03V (100%) G1M3>G1M17, Ng1M1 Ch1 K120, Ch3 E12, M14 (Ch1 R120>K (216) (120-217), Hinge 1-15 (218-232), Ch2 (233-342), Ch3 E12 (358), M14 (360) (343-447), Chs (448-449)) (120-449)], (222-218')-Disulfide With L-Kappa Light Chain Humanized (1'-218') [Vkappa (Homo Sapiens Igkv1-33*01 (87.8%) -Igkj4*01 (100%), Cdr-Imgt [6.3.13] (27'-32'.50'-52'.89'-101')) (1'-111')-Homo Sapiens Igkc*01 (100%) Km3 A45.1, V101 (C-Kappaa45.1 (157'), V101 (195')) (112'-218')]; Dimer (228-228'':231-231'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Cell Line Cho-K1, Glycoform Alfa (this asset) | Genentech, Inc. | P1 | C · 37 |
| Rivoceranib | Jiangsu Hansoh Pharmaceutical Co., Ltd. | P4 | BBB |
| Fluorouracilum | I-Mab Biopharma US Limited | P4 | BB |
| Oxaliplatin | Qilu Pharmaceutical Co., Ltd. | P3 | BB |
| Pembrolizumab | Eikon Therapeutics | P3 | BB |
| Irinotecan | Shenzhen Xinhe Biomedical | P4 | BB |
| Capecitabine | I-Mab Biopharma US Limited | P3 | BB |
| Docetaxel | Jiangsu Hansoh Pharmaceutical Co., Ltd. | P3 | BB |
| Cis-Diamminedichloroplatinum Ii | Qilu Pharmaceutical Co., Ltd. | P3 | BB |
+42 more in the Gastric Cancer cohort
Other indications for H-Gamma1 Heavy Chain Humanized (1-449) [Vh (Homo Sapiens Ighv3-23*01 (81.6%) -(Ighd) -Ighj3*02 (91.7%) M123>T (114), Cdr-Imgt [8.7.13] (26-33.51-57.96-108)) (1-119) -Homo Sapiens Ighg1*03V (100%) G1M3>G1M17, Ng1M1 Ch1 K120, Ch3 E12, M14 (Ch1 R120>K (216) (120-217), Hinge 1-15 (218-232), Ch2 (233-342), Ch3 E12 (358), M14 (360) (343-447), Chs (448-449)) (120-449)], (222-218')-Disulfide With L-Kappa Light Chain Humanized (1'-218') [Vkappa (Homo Sapiens Igkv1-33*01 (87.8%) -Igkj4*01 (100%), Cdr-Imgt [6.3.13] (27'-32'.50'-52'.89'-101')) (1'-111')-Homo Sapiens Igkc*01 (100%) Km3 A45.1, V101 (C-Kappaa45.1 (157'), V101 (195')) (112'-218')]; Dimer (228-228'':231-231'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Cell Line Cho-K1, Glycoform Alfa
| Indication | Sponsor | Phase | Rating |
|---|---|---|---|
| Nonpapillary Renal Cell Carcinoma | — | P1 | CC · 43 |
| Triple-Negative Breast Carcinoma | — | P1 | CC · 41 |
| Head And Neck Squamous Cell Carcinoma | — | P1 | CC · 41 |
Scientific Foundation
Strength of the underlying biology: target validation, tractability, modality fit, and how related mechanisms have fared.
NR
Planned for methodology v0.2.
Development Feasibility
How realistically the program can be executed, drawing on modality precedent, enrollment dynamics, and sponsor delivery.
NR
Planned for methodology v0.2.
Commercial Opportunity
Commercial prize: addressable population, unmet need, and the value case for the indication.
NR
Planned for methodology v0.2.
IP & Exclusivity
Exclusivity position, covering patent protection and freedom-to-operate runway.
NR
Planned for methodology v0.2.
Manufacturing & Supply
Manufacturing and supply readiness, driven by modality process and scale-up risk.
NR
Planned for methodology v0.2.
Related assets
Citation
Floatz Terminal. H-Gamma1 Heavy Chain Humanized (1-449) [Vh (Homo Sapiens Ighv3-23*01 (81.6%) -(Ighd) -Ighj3*02 (91.7%) M123>T (114), Cdr-Imgt [8.7.13] (26-33.51-57.96-108)) (1-119) -Homo Sapiens Ighg1*03V (100%) G1M3>G1M17, Ng1M1 Ch1 K120, Ch3 E12, M14 (Ch1 R120>K (216) (120-217), Hinge 1-15 (218-232), Ch2 (233-342), Ch3 E12 (358), M14 (360) (343-447), Chs (448-449)) (120-449)], (222-218')-Disulfide With L-Kappa Light Chain Humanized (1'-218') [Vkappa (Homo Sapiens Igkv1-33*01 (87.8%) -Igkj4*01 (100%), Cdr-Imgt [6.3.13] (27'-32'.50'-52'.89'-101')) (1'-111')-Homo Sapiens Igkc*01 (100%) Km3 A45.1, V101 (C-Kappaa45.1 (157'), V101 (195')) (112'-218')]; Dimer (228-228'':231-231'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Cell Line Cho-K1, Glycoform Alfa in Gastric Cancer. Methodology v0.2. Rated under v0.2 effective July 8, 2026. Last refreshed July 8, 2026. Accessed July 14, 2026. https://terminal.floatz.ai/assets/h-gamma1-heavy-chain-humanized-1-449-vh-homo-sapiens-ighv3-2301-816-ighd-ighj302-917-m123t-114-cdr-imgt-8713-26-3351-5796-108-1-119-homo-sapiens-ighg103v-100-g1m3g1m17-ng1m1-ch1-k120-ch3-e12-m14-ch1-r120k-216-120-217-hinge-1-15-218-232-ch2-233-342-ch3-e12-358-m14-360-343-447-chs-448-449-120-449-222-218-disulfide-with-l-kappa-light-chain-humanized-1-218-vkappa-homo-sapiens-igkv1-3301-878-igkj401-100-cdr-imgt-6313-27-3250-5289-101-1-111-homo-sapiens-igkc01-100-km3-a451-v101-c-kappaa451-157-v101-195-112-218-dimer-228-228231-231-bisdisulfide-produced-in-chinese-hamster-ovary-cho-cells-cell-line-cho-k1-glycoform-alfa-gastric-cancer
Are you the sponsor?
Submit your data room for a Verified Rating. The public-data rating remains visible alongside.
Contact →