General Information of Protein Scaffold of SBP (PSS) (ID: PS034)
PSS Name
Fab
Synonyms
Antigen-binding fragment
Diagrammatic Sketch
Highest Status Marketed
Class Antibody fragment
Fold Type Beta-Sheets + Loops
Thermal Denaturation TEMP 60℃
Molecular Weight 50-57 kDa
Parental Protein of This PSS
Parental Protein Name Synonym PDB ID UniProt ID Origin
Antibody N.A. N.A. N.A. Human; Ovine; Mouse; Synthetic construct
Synthetic Binding Protein (SBP) Featuring this PSS
SBP Name Highest Status Template Expression System Selection Method Details Ref
Fab Certolizumab Marketed N.A. N.A. N.A.
SBP Info
[1]
Fab Idarucizumab Marketed N.A. N.A. N.A.
SBP Info
[2]
Fab Ranibizumab Marketed N.A. N.A. N.A.
SBP Info
[3]
Fab Dapirolizumab Phase III N.A. N.A. N.A.
SBP Info
[4]
Fab Lampalizumab Phase III N.A. N.A. N.A.
SBP Info
[5]
Fab Alacizumab Phase II N.A. N.A. N.A.
SBP Info
[6]
Fab Clervonafusp alfa Phase II N.A. Escherichia coli N.A.
SBP Info
[7]
Fab Glenzocimab Phase II N.A. N.A. N.A.
SBP Info
[8]
Fab Rivabazumab Phase II N.A. N.A. N.A.
SBP Info
[9]
Fab Tadocizumab Phase II N.A. N.A. N.A.
SBP Info
[10]
Fab Abrezekimab Phase I N.A. N.A. N.A.
SBP Info
[11]
Fab Citatuzumab Phase I N.A. N.A. N.A.
SBP Info
[12]
Fab ABC3315 Research N.A. N.A. Phage Library
SBP Info
[13]
Fab anti-16-Acetylgitoxin A11 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Acetylgitoxin A19 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Acetylgitoxin A5 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Formylgitoxin F13 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Formylgitoxin F15 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Formylgitoxin F21 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-16-Formylgitoxin F3 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D10 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D11 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D24 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D25 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D32 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D34 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D36 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D37 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D38 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Digoxin D4-1 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin D4-2 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin D4-3 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin D4-4 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin D4-5 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin D4-6 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin F6-1 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin F6-2 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin G6-1 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Digoxin G6-2 Research Fab 26-10 Escherichia coli XL1-Blue Phage display
SBP Info
[15]
Fab anti-Gitoxin G11 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Gitoxin G12 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-Gitoxin G6 Research Fab 26-10 Escherichia coli Phage display
SBP Info
[14]
Fab anti-HEWL HyHEL10-R5 Research HyHEL10 Antibody Fragment (Fab) N.A. N.A.
SBP Info
[16]
Fab anti-IRES HCV2 Research N.A. N.A. Phage Library
SBP Info
[17]
Fab anti-IRES HCV3 Research N.A. N.A. Phage Library
SBP Info
[17]
Fab anti-IRES V1 Research HCV3 N.A. N.A.
SBP Info
[18]
Fab anti-IRES V39 Research HCV3 N.A. N.A.
SBP Info
[18]
Fab anti-IRES V4 Research HCV3 N.A. N.A.
SBP Info
[18]
Fab anti-SARS-CoV-2 CC12.3-D02 Research Fab CC12.3 N.A. N.A.
SBP Info
[19]
Fab anti-SARS-CoV-2 CC12.3-D05 Research Fab CC12.3 N.A. N.A.
SBP Info
[19]
Fab anti-SARS-CoV-2 CC12.3-D08 Research Fab CC12.3 N.A. N.A.
SBP Info
[19]
Fab anti-SEB Research scFv Escherichia coli Phage display
SBP Info
[20]
Fab anti-Ars-Tyr/DNA Arg-Arg VH mutant Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[21]
Fab anti-Ars-Tyr/DNA Arg-Gly VH mutant Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[21]
Fab anti-Ars-Tyr/DNA Arg-Ser VH mutant Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[21]
Fab anti-Ars-Tyr/DNA Asp-Arg VH mutant Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[21]
Fab anti-Ars-Tyr/DNA Ser-Arg VH mutant Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[21]
Fab anti-CD98 A18 Research HBJ127 N.A. Phage display
SBP Info
[22]
Fab anti-CD98 B3 Research HBJ127 N.A. Phage display
SBP Info
[22]
Fab anti-CD98 C17 Research HBJ127 N.A. Phage display
SBP Info
[22]
Fab anti-Digitoxin 5GS4 Research Fab 26-10 N.A. Phage display
SBP Info
[23], [24]
Fab anti-Digitoxin IDW1 Research Fab 26-10 N.A. Phage display
SBP Info
[23], [24]
Fab anti-Digitoxin IDW3 Research Fab 26-10 N.A. Phage display
SBP Info
[23], [24]
Fab anti-Digitoxin/Gitoxin IGS10 Research Fab 26-10 N.A. Phage display
SBP Info
[23], [24]
Fab anti-ErbB-2 Research N.A. Escherichia coli Phage display
SBP Info
[25]
Fab anti-GAD65 b96.11 Research Fab B7-15A2 N.A. Phage display
SBP Info
[26]
Fab anti-Glycoprotein-F A7 Research Fab B23 N.A. Phage display
SBP Info
[27]
Fab anti-Glycoprotein-F clone 19 Research N.A. Escherichia coli Phage display
SBP Info
[28]
Fab anti-Glycoprotein-F F8 Research Fab B23 N.A. Phage display
SBP Info
[27]
Fab anti-Glycoprotein-F H4 Research Fab B23 N.A. Phage display
SBP Info
[27]
Fab anti-Glycoprotein-F H8 Research Fab B23 N.A. Phage display
SBP Info
[27]
Fab anti-Hendra virus m102.4 Research N.A. Escherichia coli TG1 Phage display
SBP Info
[29]
Fab anti-His-Arg motif clone 2925 Research N.A. Escherichia coli Phage display
SBP Info
[30]
Fab anti-HSV Fab 1 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[31]
Fab anti-HSV Fab 2 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[31]
Fab anti-IGF-1 clone 8-2 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[32]
Fab anti-Integrin Abciximab Research N.A. Escherichia coli Phage display
SBP Info
[33]
Fab anti-Integrin clone 9 Research N.A. Escherichia coli Phage display
SBP Info
[33]
Fab anti-Integrin RAD87 Research N.A. Escherichia coli Phage display
SBP Info
[33]
Fab anti-Lol-pII clone I Research N.A. Escherichia coli Phage display
SBP Info
[34]
Fab anti-NP 9T13 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[35]
Fab anti-NP 9T15 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[35]
Fab anti-NP 9TG Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[35]
Fab anti-Progesterone-BSA A11 Research scFv N.A. Phage display
SBP Info
[36]
Fab anti-Progesterone-BSA B6 Research scFv N.A. Phage display
SBP Info
[36]
Fab anti-Progesterone-BSA F1 Research scFv N.A. Phage display
SBP Info
[36]
Fab anti-RNA BL1 Research N.A. Escherichia coli Phage display
SBP Info
[37]
Fab anti-RNA BL2 Research N.A. Escherichia coli Phage display
SBP Info
[37]
Fab anti-RNA BL3 Research N.A. Escherichia coli Phage display
SBP Info
[37]
Fab anti-RNA BL3-6 Research N.A. Escherichia coli Phage display
SBP Info
[37]
Fab anti-Testosterone A58 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[38]
Fab anti-Testosterone A60 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[38]
Fab anti-Testosterone clone 77 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[39]
Fab anti-Testosterone HCDR1 2B5 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[38]
Fab anti-Testosterone LCDR2 1D7 Research N.A. Escherichia coli RV308 Phage display
SBP Info
[38]
Fab anti-TNF-alpha G10 Research N.A. Escherichia coli Phage display
SBP Info
[40]
Fab anti-uPA BB7 Research N.A. Escherichia coli BL21 (DE3) Phage display
SBP Info
[41]
Fab anti-uPA U33 Research N.A. Escherichia coli BL21 (DE3) Phage display
SBP Info
[41]
Fab anti-VEGF A4.6.1 Research N.A. Escherichia coli 34B8 Phage display
SBP Info
[42]
Fab anti-VEGF Fab A1 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[43]
Fab anti-VEGF Fab B1 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[43]
Fab anti-VEGF Fab C1 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[43]
Fab anti-VEGF Fab D1 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[43]
Fab anti-VEGF Fab D2 Research N.A. Escherichia coli XL1-Blue Phage display
SBP Info
[43]
Fab anti-VEGF hu2.0 Research N.A. Escherichia coli 34B8 Phage display
SBP Info
[42]
Fab anti-VEGF hu2.10 Research N.A. Escherichia coli 34B8 Phage display
SBP Info
[42]
Fab anti-VEGF YADS1 Research N.A. Escherichia coli Phage display
SBP Info
[44]
Fab anti-VEGF YADS2 Research N.A. Escherichia coli Phage display
SBP Info
[44]
Fab anti-VEGF YADS3 Research N.A. Escherichia coli Phage display
SBP Info
[44]
Fab hu17E8 Research N.A. Escherichia coli Phage display
SBP Info
[45], [42]
Fab anti-Digitoxin/Gitoxin 26-10 Research N.A. N.A. Phage display
SBP Info
[46], [14]
Fab anti-Glycoprotein-F B23 Research N.A. N.A. Phage display
SBP Info
[27]
Fab anti-Glycoprotein-F RSVF2-5 Research N.A. N.A. Phage display
SBP Info
[47]
Fab anti-gp120-CD4 complex clone X5 Research N.A. N.A. Phage display
SBP Info
[48], [49]
Fab anti-HIV-1 m0 Research N.A. N.A. Phage display
SBP Info
[50]
Fab anti-IgG Ab2 Research N.A. N.A. Phage display
SBP Info
[51]
Fab anti-Plg 2A5 Research N.A. N.A. Phage display
SBP Info
[52]
Fab anti-RABV Fab 24 Research N.A. N.A. Phage display
SBP Info
[53]
Fab anti-RABV Fab 25 Research N.A. N.A. Phage display
SBP Info
[53]
Fab anti-RABV Fab 26 Research N.A. N.A. Phage display
SBP Info
[53]
Fab anti-RABV Fab 42 Research N.A. N.A. Phage display
SBP Info
[53]
Fab anti-RABV Fab 48 Research N.A. N.A. Phage display
SBP Info
[53]
Fab anti-IL-18 h18-108 Research N.A. N.A. N.A.
SBP Info
Fab anti-TPO SP2 Research N.A. N.A. N.A.
SBP Info
[54]
References
1 [Certolizumab]. Ann Dermatol Venereol. Jun-Jul 2019;146(6-7):487-491.
2 Idarucizumab for the Reversal of Dabigatran. Ann Emerg Med. 2017 May;69(5):554-558.
3 Five-Year Outcomes of Panretinal Photocoagulation vs Intravitreous Ranibizumab for Proliferative Diabetic Retinopathy: A Randomized Clinical Trial. JAMA Ophthalmol. 2018 Oct 1;136(10):1138-1148.
4 Repeated administration of dapirolizumab pegol in a randomised phase I study is well tolerated and accompanied by improvements in several composite measures of systemic lupus erythematosus disease activity and changes in whole blood transcriptomic profiles. Ann Rheum Dis. 2017 Nov;76(11):1837-1844.
5 Efficacy and Safety of Lampalizumab for Geographic Atrophy Due to Age-Related Macular Degeneration: Chroma and Spectri Phase 3 Randomized Clinical Trials. JAMA Ophthalmol. 2018 Jun 1;136(6):666-677.
6 Emerging PEGylated drugs.Expert Opin Emerg Drugs. 2009 Jun;14(2):363-80.
7 Evolution of Escherichia coli Expression System in Producing Antibody Recombinant Fragments. Int J Mol Sci. 2020 Aug 31;21(17):6324.
8 Population Pharmacokinetic/Pharmacodynamic Modeling of Glenzocimab (ACT017) a Glycoprotein VI Inhibitor of Collagen-Induced Platelet Aggregation. J Clin Pharmacol. 2020 Sep;60(9):1198-1208.
9 International Nonproprietary Names (INN) for pharmaceutical substances. Bull World Health Organ. 1995;73(3):275-9.
10 Effect of Treatment With Tabalumab, a B Cell-Activating Factor Inhibitor, on Highly Sensitized Patients With End-Stage Renal Disease Awaiting Transplantation. Am J Transplant. 2016 Apr;16(4):1266-75.
11 Soluble ligands as drug targets. Nat Rev Drug Discov. 2020 Oct;19(10):695-710. doi: 10.1038/s41573-020-0078-4.
12 Phase I Trial: Cirmtuzumab Inhibits ROR1 Signaling and Stemness Signatures in Patients with Chronic Lymphocytic Leukemia. Cell Stem Cell. 2018 Jun 1;22(6):951-959.e3.
13 Payload-Binding Fab Fragments Increase the Therapeutic Index of MMAE Antibody-Drug Conjugates. Mol Cancer Ther. 2023 Apr 3;22(4):459-470.
14 A single H:CDR3 residue in the anti-digoxin antibody 26-10 modulates specificity for C16-substituted digoxin analogs. Protein Eng. 2001 Apr;14(4):287-96.
15 Contribution of antibody heavy chain CDR1 to digoxin binding analyzed by random mutagenesis of phage-displayed Fab 26-10. J Biol Chem. 1995 Dec 1;270(48):28541-50.
16 Arginine cluster introduction on framework region in anti-lysozyme antibody improved association rate constant by changing conformational diversity of CDR loops. Protein Sci. 2023 Sep;32(9):e4745.
17 Synthetic Antibody Binding to a Preorganized RNA Domain of Hepatitis C Virus Internal Ribosome Entry Site Inhibits Translation. ACS Chem Biol. 2020 Jan 17;15(1):205-216.
18 Antibody designing against IIIabc junction (JIIIabc) of HCV IRES through affinity maturation; RNA-Antibody docking and interaction analysis. PLoS One. 2023 Sep 8;18(9):e0291213.
19 Computational redesign of Fab CC12.3 with substantially better predicted binding affinity to SARS-CoV-2 than human ACE2 receptor. Sci Rep. 2021 Nov 12;11(1):22202.
20 Generation of Fab fragment-like molecular recognition proteins against staphylococcal enterotoxin B by phage display technology. Clin Vaccine Immunol. 2010 Nov;17(11):1708-17.
21 Random mutagenesis of two complementarity determining region amino acids yields an unexpectedly high frequency of antibodies with increased affinity for both cognate antigen and autoantigen. J Exp Med. 1995 Sep 1;182(3):743-50.
22 Identification of anti-CD98 antibody mimotopes for inducing antibodies with antitumor activity by mimotope immunization. Cancer Sci. 2014 Apr;105(4):396-401.
23 Modifying specificity of antidigoxin antibodies using insertional mutagenesis. Protein Sci. 2002 Dec;11(12):2899-908.
24 Phage display-selected sequences of the heavy-chain CDR3 loop of the anti-digoxin antibody 26-10 define a high affinity binding site for position 16-substituted analogs of digoxin. J Biol Chem. 2001 Mar 16;276(11):8149-58.
25 Molecular structural and functional characterization of tumor suppressive anti-ErbB-2 monoclonal antibody by phage display system. J Biochem. 2003 Feb;133(2):239-45.
26 Molecular characterization of a disease associated conformational epitope on GAD65 recognised by a human monoclonal antibody b96.11. Mol Immunol. 2007 Feb;44(6):1178-89.
27 Antibody Fab display and selection through fusion to the pIX coat protein of filamentous phage. J Immunol Methods. 2010 Aug 31;360(1-2):39-46.
28 Recombinant human respiratory syncytial virus (RSV) monoclonal antibody Fab is effective therapeutically when introduced directly into the lungs of RSV-infected mice. Proc Natl Acad Sci U S A. 1994 Feb 15;91(4):1386-90.
29 Exceptionally potent cross-reactive neutralization of Nipah and Hendra viruses by a human monoclonal antibody. J Infect Dis. 2008 Mar 15;197(6):846-53.
30 Epitope mapping of a C5a neutralizing mAb using a combined approach of phage display, synthetic peptides and site-directed mutagenesis. Immunotechnology. 1996 Jun;2(2):115-26.
31 A new subtraction technique for molecular cloning of rare antiviral antibody specificities from phage display libraries. Res Virol. Sep-Oct 1998;149(5):327-30.
32 Selection of an anti-IGF-1 Fab from a Fab phage library created by mutagenesis of multiple CDR loops. Gene. 1993 Jun 15;128(1):103-9.
33 Integrin alphaIIbbeta3-specific synthetic human monoclonal antibodies and HCDR3 peptides that potently inhibit platelet aggregation. FASEB J. 2004 Feb;18(2):361-3.
34 Human recombinant antibody fragments specific for a rye-grass pollen allergen: characterization and potential applications. Mol Immunol. 1996 Sep;33(13):1049-58.
35 Efficient bacterial production of functional antibody fragments using a phagemid vector. Protein Expr Purif. 2008 Apr;58(2):292-300.
36 In vitro selection and affinity maturation of antibodies from a naive combinatorial immunoglobulin library. Proc Natl Acad Sci U S A. 1992 Apr 15;89(8):3576-80.
37 Crystal structure of an RNA polymerase ribozyme in complex with an antibody fragment. Philos Trans R Soc Lond B Biol Sci. 2011 Oct 27;366(1580):2918-28.
38 Fine tuning of an anti-testosterone antibody binding site by stepwise optimisation of the CDRs. Immunotechnology. 1998 Jun;4(1):59-69.
39 Crystal structure of an in vitro affinity- and specificity-matured anti-testosterone Fab in complex with testosterone. Improved affinity results from small structural changes within the variable domains. J Biol Chem. 2002 Nov 15;277(46):44021-7.
40 Optimization and modification of anti-rhTNF- single chain variable fragment antibody: effective in vitro affinity maturation and functional expression of chimeric Fab. Biomed Pharmacother. 2013 Jun;67(5):437-44.
41 Structure of an affinity-matured inhibitory recombinant fab against urokinase plasminogen activator reveals basis of potency and specificity. Biochim Biophys Acta Proteins Proteom. 2021 Feb;1869(2):140562.
42 Antibody humanization using monovalent phage display. J Biol Chem. 1997 Apr 18;272(16):10678-84.
43 High-throughput generation of synthetic antibodies from highly functional minimalist phage-displayed libraries. J Mol Biol. 2007 Nov 2;373(4):924-40.
44 Synthetic antibodies from a four-amino-acid code: a dominant role for tyrosine in antigen recognition. Proc Natl Acad Sci U S A. 2004 Aug 24;101(34):12467-72.
45 Phage display of a catalytic antibody to optimize affinity for transition-state analog binding. Proc Natl Acad Sci U S A. 1997 Sep 16;94(19):10063-8.
46 Complementary combining site contact residue mutations of the anti-digoxin Fab 26-10 permit high affinity wild-type binding. J Biol Chem. 2002 May 10;277(19):16365-70.
47 Isolation of a second recombinant human respiratory syncytial virus monoclonal antibody fragment (Fab RSVF2-5) that exhibits therapeutic efficacy in vivo. J Infect Dis. 1998 Apr;177(4):1073-6.
48 Improved breadth and potency of an HIV-1-neutralizing human single-chain antibody by random mutagenesis and sequential antigen panning. J Mol Biol. 2004 Jan 2;335(1):209-19.
49 Broadly cross-reactive HIV-1-neutralizing human monoclonal Fab selected for binding to gp120-CD4-CCR5 complexes. Proc Natl Acad Sci U S A. 2002 May 14;99(10):6913-8.
50 Construction of a large phage-displayed human antibody domain library with a scaffold based on a newly identified highly soluble, stable heavy chain variable domain. J Mol Biol. 2008 Oct 10;382(3):779-89.
51 Repertoire cloning of a human IgG inhibitor of alpha IIB beta 3 function. The OG idiotype. Mol Immunol. 1995 Jun;32(9):613-22.
52 Dengue Virus Nonstructural Protein 1-Induced Antibodies Cross-React with Human Plasminogen and Enhance Its Activation. J Immunol. 2016 Feb 1;196(3):1218-26.
53 The analysis of VH and VL genes repertoires of Fab library built from peripheral B cells of human rabies virus vaccinated donors. Hum Immunol. 2014 Aug;75(8):745-55.
54 A human Fab fragment specific for thyroid peroxidase generated by cloning thyroid lymphocyte-derived immunoglobulin genes in a bacteriophage lambda library. Biochem Biophys Res Commun. 1991 Aug 30;179(1):372-7.