>3G16_1|Chains A, B|uncharacterized protein with cystatin-like fold|Methylibium petroleiphilum PM1 (420662) GMTAPTLSRAAMEKVIRTYYDGCNEADEAKMIACFVPEAVHYFPAGMYGGAFRGAAQIAHRWRTAVETLGSYWTIDALVIDAETAEAAIEWTHFKTNQDKVLRGAECVEFDRASGLIREIRAFYASPQAEGIARLELGDFDYAGRGYRVTSPRKPA