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Gamma1 Heavy Chain Humanized (1-450) [Vh (Homo Sapiens Ighv4-31*01 (89.9%) -(Ighd) -Ighj4*01 (92.9%), Cdr-Imgt [9.7.13] (26-34.52-58.97-109)) (1-120) -Homo Sapiens Ighg1*01 (100%), G1M17,1 Ch1 K120, D12, L14 (Ch1 K120 (217) (121-218), Hinge 1-15 (219-233), Ch2 (234-343), Ch3 D12 (359), L14 (361) (344-448), Chs (449-450)) (121-450)], (223-214')-Disulfide With Kappa Light Chain Humanized (1'-214') [V-Kappa (Homo Sapiens Igkv1-12*01 (85.3%)-Igkj2*01 (100%), Cdr-Imgt [6.3.9] (27-32.50-52.89-97)) (1'-107') -Homo Sapiens Igkc*01 (100%), Km3 A45.1 (153), V101 (191) (108'-214')]; Dimer (229-229'':232-232'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Derived From The Cell Line Cho-K1,Glycoform Alfa

Squamous Cell Carcinoma

Explore 29 assets in Squamous Cell Carcinoma →
Floatz Rating
CC45/100
Confidence
Indicative
v0.2
Sponsor
Hummingbird Bioscience
Modality
monoclonal_antibody
Development Phase
Phase 1/2
Status
Active
Evidence ledger · v0.2

Clinical Evidence

Clinical track record: trial progression, reported outcomes, safety signals, and endpoint quality.
33Moderate confidence
Detailed axis rationale is planned and will be published soon.
TrialPhaseStatusNPrimary endpointReadout
NCT05910827CT.gov
A Phase Ib/II Study of an Anti-HER3 Antibody, HMBD-001, With Cetuximab +/- Docetaxel in Advanced Squamous Cell Cancers
—Recruiting———

Competitive Position

Competitive setting: how crowded the indication is, class-level failures, and timing against rivals.
81High confidence
Detailed axis rationale is planned and will be published soon.

Same indication · Squamous Cell Carcinoma

AssetSponsorPhaseRating
Gamma1 Heavy Chain Humanized (1-450) [Vh (Homo Sapiens Ighv4-31*01 (89.9%) -(Ighd) -Ighj4*01 (92.9%), Cdr-Imgt [9.7.13] (26-34.52-58.97-109)) (1-120) -Homo Sapiens Ighg1*01 (100%), G1M17,1 Ch1 K120, D12, L14 (Ch1 K120 (217) (121-218), Hinge 1-15 (219-233), Ch2 (234-343), Ch3 D12 (359), L14 (361) (344-448), Chs (449-450)) (121-450)], (223-214')-Disulfide With Kappa Light Chain Humanized (1'-214') [V-Kappa (Homo Sapiens Igkv1-12*01 (85.3%)-Igkj2*01 (100%), Cdr-Imgt [6.3.9] (27-32.50-52.89-97)) (1'-107') -Homo Sapiens Igkc*01 (100%), Km3 A45.1 (153), V101 (191) (108'-214')]; Dimer (229-229'':232-232'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Derived From The Cell Line Cho-K1,Glycoform Alfa (this asset)Hummingbird BioscienceP1/2CC · 45
CarboplatinNeonc Technologies, Inc.P4BB
Cis-Diamminedichloroplatinum IiUniversity of OxfordP3BB
DocetaxelHummingbird BioscienceP2BB
Fibrin SealantOxford University Hospitals NHS TrustP4BB
Multiple Vitamins InjectionWomen's College HospitalP3BB
OxaliplatinUniversity of OxfordP3BB
CrizotinibUniversity of BirminghamP2BB
CapecitabineUniversity of OxfordP3BB

+42 more in the Squamous Cell Carcinoma cohort

Other indications for Gamma1 Heavy Chain Humanized (1-450) [Vh (Homo Sapiens Ighv4-31*01 (89.9%) -(Ighd) -Ighj4*01 (92.9%), Cdr-Imgt [9.7.13] (26-34.52-58.97-109)) (1-120) -Homo Sapiens Ighg1*01 (100%), G1M17,1 Ch1 K120, D12, L14 (Ch1 K120 (217) (121-218), Hinge 1-15 (219-233), Ch2 (234-343), Ch3 D12 (359), L14 (361) (344-448), Chs (449-450)) (121-450)], (223-214')-Disulfide With Kappa Light Chain Humanized (1'-214') [V-Kappa (Homo Sapiens Igkv1-12*01 (85.3%)-Igkj2*01 (100%), Cdr-Imgt [6.3.9] (27-32.50-52.89-97)) (1'-107') -Homo Sapiens Igkc*01 (100%), Km3 A45.1 (153), V101 (191) (108'-214')]; Dimer (229-229'':232-232'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Derived From The Cell Line Cho-K1,Glycoform Alfa

IndicationSponsorPhaseRating
Head And Neck Squamous Cell Carcinoma—P1/2CCC · 48
Esophageal Squamous Cell Carcinoma—P1/2CCC · 48
Skin Squamous Cell Carcinoma—P1/2CCC · 48

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. Gamma1 Heavy Chain Humanized (1-450) [Vh (Homo Sapiens Ighv4-31*01 (89.9%) -(Ighd) -Ighj4*01 (92.9%), Cdr-Imgt [9.7.13] (26-34.52-58.97-109)) (1-120) -Homo Sapiens Ighg1*01 (100%), G1M17,1 Ch1 K120, D12, L14 (Ch1 K120 (217) (121-218), Hinge 1-15 (219-233), Ch2 (234-343), Ch3 D12 (359), L14 (361) (344-448), Chs (449-450)) (121-450)], (223-214')-Disulfide With Kappa Light Chain Humanized (1'-214') [V-Kappa (Homo Sapiens Igkv1-12*01 (85.3%)-Igkj2*01 (100%), Cdr-Imgt [6.3.9] (27-32.50-52.89-97)) (1'-107') -Homo Sapiens Igkc*01 (100%), Km3 A45.1 (153), V101 (191) (108'-214')]; Dimer (229-229'':232-232'')-Bisdisulfide, Produced In Chinese Hamster Ovary (Cho) Cells, Derived From The Cell Line Cho-K1,Glycoform Alfa in Squamous Cell Carcinoma. 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/gamma1-heavy-chain-humanized-1-450-vh-homo-sapiens-ighv4-3101-899-ighd-ighj401-929-cdr-imgt-9713-26-3452-5897-109-1-120-homo-sapiens-ighg101-100-g1m171-ch1-k120-d12-l14-ch1-k120-217-121-218-hinge-1-15-219-233-ch2-234-343-ch3-d12-359-l14-361-344-448-chs-449-450-121-450-223-214-disulfide-with-kappa-light-chain-humanized-1-214-v-kappa-homo-sapiens-igkv1-1201-853-igkj201-100-cdr-imgt-639-27-3250-5289-97-1-107-homo-sapiens-igkc01-100-km3-a451-153-v101-191-108-214-dimer-229-229232-232-bisdisulfide-produced-in-chinese-hamster-ovary-cho-cells-derived-from-the-cell-line-cho-k1glycoform-alfa-squamous-cell-carcinoma

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