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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Structure characterisation of model vaccine with TLR4-agonist adjuvant (A) amino acid sequence, (B) 3D structure of TLR4-agonist vaccine, (C) Ramachandran plot, (D) secondary structure elements, (E) original versus mutated structure, and (F) cloned vaccine into expression vector.