Providing a comprehensive spectrum of protein services, the principals of Affinity Molecules LLC (also dba Affymol) offer a flexible workflow that starts from gene synthesis to expression/purification and characterization. Depending on protein nature and scientific goals, Affinity MoleculesÂ’ scientists provide assistance in choice of expression system and design of expression/purification strategies: utilizing transient, stable and inducible expression systems for production of proteins suitable for functional and structural studies; characterization of purified protein by biochemical in vitro assays and cell-based assays: protein production for small animal studies with the range from milligram to gram scale of sterile protein preparations.