>4PEJ_1|Chains A, B|Retro-aldolase|ARTIFICIAL GENE (32630) MNLPTAQEVQGLMARFIELVDVGDIEAIVQMYADDATVESPFGQPPIHGREQIAAHYRQWLGGGKFRVSLTGPVRASHNGSGAMPLRKEWVWNGQPSALDVILVMRFDEHGRIQTEQRYWSEVNLSVREPQGSLEHHHHHH