General Information of Synthetic Binding Protein (SBP) (ID: SBP003129)
SBP Name
Nanobody Caplacizumab
Synonyms
ALX-0081; ALX-0681; Cablivi
Molecular Weight 27.9 kDa
Thermal Denaturation TEMP 61 ℃
Design Method Traditional methods (Site-directed mutagenesis and/or Directed evolution)
Highest Status Marketed
PDB ID 7EOW; 7A6O
Sequence Length 259
SBP Sequence
>Nanobody Caplacizumab
EVQLVESGGGLVQPGGSLRLSCAASGRTFSYNPMGWFRQAPGKGRELVAAISRTGGSTYY
PDSVEGRFTISRDNAKRMVYLQMNSLRAEDTAVYYCAAAGVRAEDGRVRTLPSEYTFWGQ
GTQVTVSSAAAEVQLVESGGGLVQPGGSLRLSCAASGRTFSYNPMGWFRQAPGKGRELVA
AISRTGGSTYYPDSVEGRFTISRDNAKRMVYLQMNSLRAEDTAVYYCAAAGVRAEDGRVR
TLPSEYTFWGQGTQVTVSS
3D Structure
Experimentally Validated Structure
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Protein Scaffold Information of This SBP
Scaffold ID PS048
Scaffold Info
[1] , [2] , [3]
Scaffold Name Nanobody
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
von Willebrand factor
BTS Info
Inhibitor Thrombotic thrombocytopenic purpura [ICD-11: 3B64.14] N.A. Ablynx [1] , [2] , [3]
Clinical Trial Information of This SBP
NCT01020383 Click to show the Detail
Indication Unstable Angina; Non ST Segment Elevation Myocardial Infarction (NSTEMI); Stable Angina (Associated With High Risk PCI)
Phase Phase II
Title Comparative Study of ALX-0081 Versus GPIIb/IIIa Inhibitor in High Risk Percutaneous Coronary Intervention (PCI) Patients
Status Completed
Sponsor Ablynx
NCT01151423 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Phase II
Title Study to Assess Efficacy and Safety of Anti-von Willebrand Factor (vWF) Nanobody in Patients With Acquired Thrombotic Thrombocytopenic Purpura (aTTP)
Status Completed
Sponsor Ablynx
NCT02189733 Click to show the Detail
Indication Healthy
Phase Phase I
Title Bioequivalence of Liquid and Reconstituted Lyophilized Subcutaneous Formulations of Caplacizumab
Status Completed
Sponsor Ablynx
NCT02553317 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Phase III
Title Phase III Trial With Caplacizumab in Patients With Acquired Thrombotic Thrombocytopenic Purpura
Status Completed
Sponsor Ablynx
NCT02878603 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Phase III
Title Follow-up Study for Patients Who Completed Study ALX0681-C301 (Post-HERCULES)
Status Completed
Sponsor Sanofi
NCT03172208 Click to show the Detail
Indication Healthy
Phase Phase I
Title Caplacizumab Single and Multiple Dose Study in Healthy Japanese and White Subjects
Status Completed
Sponsor Ablynx
NCT04074187 Click to show the Detail
Indication Thrombotic Thrombocytopenic Purpura
Phase Phase II; Phase III
Title A Trial of Caplacizumab in Japanese Patients With Acquired Thrombotic Thrombocytopenic Purpura (aTTP)
Status Completed
Sponsor Sanofi
NCT04720261 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Phase II
Title Efficacy of a Personalized Caplacizumab Regimen Based on ADAMTS13 Activity Monitoring in Adult aTTP
Status Not Recruiting
Sponsor University Hospital, Rouen
NCT04985318 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Observational
Title Retrospective Analysis of the Efficiency of Caplacizumab in the Treatment of aTTP
Status Recruiting
Sponsor University of Cologne
NCT05263193 Click to show the Detail
Indication Immune-mediated Thrombocytopenic Purpura
Phase Observational
Title Retrospective Study on Caplacizumab-treated Pediatric Patients With Immune-mediated Thrombocytopenic Purpura (iTTP)
Status Completed
Sponsor Sanofi
NCT05468320 Click to show the Detail
Indication Thrombotic Thrombocytopenic Purpura
Phase Phase III
Title Caplacizumab and Immunosuppressive Therapy Without Firstline Therapeutic Plasma Exchange in Adults With Immune-mediated Thrombotic Thrombocytopenic Purpura
Status Recruiting
Sponsor Sanofi
NCT05876221 Click to show the Detail
Indication Acquired Thrombotic Thrombocytopenic Purpura
Phase Observational
Title Platelet Response to Caplacizumab in the Treatment of Acquired Thrombotic Thrombocytopenic Purpura
Status Recruiting
Sponsor University of Cologne
References
1 Caplacizumab for Acquired Thrombotic Thrombocytopenic Purpura. N Engl J Med. 2016 Feb 11;374(6):511-22.
2 Novel aptamer to von Willebrand factor A1 domain (TAGX-0004) shows total inhibition of thrombus formation superior to ARC1779 and comparable to caplacizumab. Haematologica. 2020 Nov 1;105(11):2631-2638.
3 The thermal stability of immunoglobulin: unfolding and aggregation of a multi-domain protein. Biophys J. 2000 Jan;78(1):394-404.