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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

Cervical Squamous Cell Carcinoma

Explore 17 assets in Cervical Squamous Cell Carcinoma →
Floatz Rating
CC47/100
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.
89High confidence
Detailed axis rationale is planned and will be published soon.

Same indication · Cervical 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 · 47
Cis-Diamminedichloroplatinum IiNational Cancer Institute (NCI)P2BB
NivestimNational Cancer Institute (NCI)P2B
VeliparibNational Cancer Institute (NCI)P2B
NogitecanNational Cancer Institute (NCI)P2B
RigosertibTraws Pharma, Inc.P2B
PegfilgrastimNational Cancer Institute (NCI)P2B
CetuximabHummingbird BioscienceP1/2CCC
AtezolizumabM.D. Anderson Cancer CenterP2CCC

+24 more in the Cervical 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 Cervical 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-cervical-squamous-cell-carcinoma

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