>4W6S_1|Chains A, B|fluorescent protein E124H/K126C|synthetic construct (32630) GMRKGEELFTGVVPILIELDGDVNGHKFFVRGEGEGDATIGKLSLKFIATTGKLPVPWPTLVTTLTYGVQAFSRYPDHMKRHDFFKSAMPEGYVQERTIYFKDDGTYKTRAEVKFEGDTLVNRIHLCGIDFKEDGNILGHKLEYNFNSHKVYITADKQNNGIKANFTIRHNVEDGSVQLADHYQQNTPIGDGPVDLPDDHYLSTQTILSKDLNEKRDHMVLLEYVTAAGIT