BOSTON, MA, GRO Biosciences, a biotechnology company leveraging synthetic biology to expand the amino acid alphabet and deliver on the promise of protein therapeutics, announced the closing of an oversubscribed $60.3 million Series B financing. Proceeds from the financing will be used to advance the Company's lead program into the clinic for the treatment of refractory gout, to broaden the GRObio pipeline, and to expand its genomically recoded organism (GRO) platform for scalable production of therapeutics incorporating multiple non-standard amino acids (NSAAs).

he Series B financing brings the total capital raised by GRObio to more than $90 million and was co-led by new investors Atlas Venture and Access Biotechnology. Previous investors including Leaps by Bayer, Redmile Group, Digitalis Ventures and Innovation Endeavors also participated.