This is a knockout-validated antibody summary, based on the publication "Histone H3.3 maintains genome integrity during mammalian development", as cited below [1]. Labome curates formal publications to compile a list of antibodies with unambiguous specificity within Validated Antibody Database (VAD).

Mouse monoclonal IgG1 kappa
Company: Abnova
Antibody: H3.3
Catalog number: H00003021-M01
Summary: Mouse monoclonal IgG1 kappa against a full length recombinant H3F3B. Reacts with human by western blot, immunofluorescence, immunohistochemistry (paraffin) and ELISA.
Western blot
Whole histone preparations from control and H3f3afl/−; H3f3bfl/−-cKO embryonic stem cells.
1:40 dilution.
The same clone (2D7-H1) is sold as LifeSpan Biosciences LS-B8442; Abnova H00003021-M01; Epigentek A-4123-100; Sigma-Aldrich WH0003021M1.