>6DGU_1|Chains A, B, C, D|Beta-lactamase|Citrobacter freundii (546)
SPLLKEQIETIVTGKKATVGVAVWGPDDLEPLLLNPFEKFPMQSVFKLHLAMLVLHQVDQGKLDLNQSVTVNRAAVLQNTWSPMMKDHQGDEFTVAVQQLLQYSVSHSDNVACDLLFELVGGPQALHAYIQSLGVKEAAVVANEAQMHADDQVQYQNWTSMKAAAQVLQKFEQKKQLSETSQALLWKWMVETTTGPQRLKGLLPAGTIVAHKTGTSGVRAGKTAATNDAGVIMLPDGRPLLVAVFVKDSAESERTNEAIIAQVAQAAYQFELKKLSAVSPD