General Information of Synthetic Binding Protein (SBP) (ID: SBP000153)
SBP Name
DART Flotetuzumab
Synonyms
CD123 x CD3 DART Bi-Specific Antibody MGD006; CD123 x CD3 Dual Affinity Re-Targeting Bi-Specific Antibody MGD006; MGD006; RES234; S80880
Molecular Weight 58.9 kDa
Design Method Traditional methods (Site-directed mutagenesis and/or Directed evolution)
Highest Status Phase II
Sequence Length 552
SBP Sequence
>A Chain
DFVMTQSPDSLAVSLGERVTMSCKSSQSLLNSGNQKNYLTWYQQKPGQPPKLLIYWASTR
ESGVPDRFSGSGSGTDFTLTISSLQAEDVAVYYCQNDYSYPYTFGQGTKLEIKGGGSGGG
GEVQLVESGGGLVQPGGSLRLSCAASGFTFSTYAMNWVRQAPGKGLEWVGRIRSKYNNYA
TYYADSVKDRFTISRDDSKNSLYLQMNSLKTEDTAVYYCVRHGNFGNSYVSWFAYWGQGT
LVTVSSGGCGGGKVAALKEKVAALKEKVAALKEKVAALKE
>B Chain
XAVVTQEPSLTVSPGGTVTLTCRSSTGAVTTSNYANWVQQKPGQAPRGLIGGTNKRAPWT
PARFSGSLLGGKAALTITGAQAEDEADYYCALWYSNLWVFGGGTKLTVLGGGGSGGGGEV
QLVQSGAELKKPGASVKVSCKASGYTFTDYYMKWVRQAPGQGLEWIGDIIPSNGATFYNQ
KFKGRVTITVDKSTSTAYMELSSLRSEDTAVYYCARSHLLRASWFAYWGQGTLVTVSSGG
CGGGEVAALEKEVAALEKEVAALEKEVAALEK
Protein Scaffold Information of This SBP
Scaffold ID PS028
Scaffold Info
[1] , [2]
Scaffold Name DART
Scaffold Class Antibody fragment
Fold Type Beta-Sheets + Loops
Binding Target(s) of This SBP (BTS)
BTS Name Details Mechanism Application Affinity Research Organization Ref
T-cell surface glycoprotein CD3
BTS Info
Binder Acute myeloid leukaemia [ICD-11: XH8AA5]; Myelodysplastic syndrome (MDS) [ICD-11: 2A3Z] N.A. MacroGenics; Servier [1] , [2]
Interleukin-3 receptor subunit alpha
BTS Info
Binder Acute myeloid leukaemia [ICD-11: XH8AA5]; Myelodysplastic syndrome (MDS) [ICD-11: 2A3Z] N.A. MacroGenics; Servier [1] , [2]
Clinical Trial Information of This SBP
NCT02152956 Click to show the Detail
Indication Relapsed or Refractory Acute Myeloid Leukemia (AML); Myelodysplastic Syndrome (MDS)
Phase Phase I; Phase II
Title A Phase I/2, First in Human, Dose Escalation Study of MGD006, a CD123 x CD3 DART? Bi-Specific Antibody Based Molecule, in Patients With Relapsed or Refractory AML or Intermediate-2/High Risk Myelodysplastic Syndrome (MDS)
Status Recruiting
Sponsor MacroGenics
NCT03739606 Click to show the Detail
Indication Advanced CD123-Positive Hematological Malignancies
Phase Phase II
Title A Phase II Study to Evaluate the Anti-Tumor Activity of Single Agent?Flotetuzumab?in Advanced CD123-Positive Hematological Malignancies
Status Withdrawn?(RSS recommendation)
Sponsor City of Hope Medical Center
NCT04158739 Click to show the Detail
Indication Relapsed or Refractory Acute Myeloid Leukemia
Phase Phase I
Title A Phase I Trial of the CD123 X CD3 DART Molecule?Flotetuzumab?(NSC#808294) in Children, Adolescents, and Young Adults With Relapsed or Refractory Acute Myeloid Leukemia
Status Recruiting
Sponsor Children's Oncology Group
NCT04582864 Click to show the Detail
Indication Relapsed Acute Myeloid Leukemia (AML)
Phase Phase II
Title A Phase II Trial Evaluating the Efficacy of?Flotetuzumab?(MGD006) for Relapsed Acute Myeloid Leukemia (AML) Following Allogeneic Hematopoietic Cell Transplantation (Allo-HCT)
Status Not recruiting
Sponsor Washington University School of Medicine
NCT04678466 Click to show the Detail
Indication Acute Myeloid Leukemia (AML)
Phase .
Title An Expanded Access Program Providing Flotetuzumab in the Treatment of Acute Myeloid Leukemia Patients in Single, Individually-approved Patients
Status Available
Sponsor MacroGenics
NCT04681105 Click to show the Detail
Indication Advanced CD123-Positive Hematological Malignancies
Phase Phase I
Title A Phase I Trial to Evaluate the Safety of Single Agent?Flotetuzumab?in Advanced CD123-Positive Hematological Malignancies
Status Recruiting
Sponsor City of Hope Medical Center
NCT05063123 Click to show the Detail
Indication AML
Phase Phase II
Title Study to Assess an Interphase Cycle With Flotetuzumab.
Status Withdrawn
Sponsor Stichting Hemato-Oncologie voor Volwassenen Nederland
NCT05506956 Click to show the Detail
Indication Leukemia, Myeloid, Acute
Phase Phase I
Title Post-transplant Flotetuzumab for AML
Status Recruiting
Sponsor Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
References
1 Recent advances in the development of novel protein scaffolds based therapeutics. Int J Biol Macromol. 2017 Sep;102:630-641.
2 KEGG DRUG Database. Flotetuzumab