>2ZC7_1|Chains A, B, C, D|Beta-lactamase ACT-1|Klebsiella pneumoniae (573) PMSEKQLAEVVERTVTPLMKAQAIPGMAVAVIYEGQPHYFTFGKADVAANKPVTPQTLFELGSISKTFTGVLGGDAIARGEISLGDPVTKYWPELTGKQWQGIRMLDLATYTAGGLPLQVPDEVKDNASLLRFYQNWQPQWKPGTTRLYANASIGLFGALAVKPSGMSYEQAITTRVFKPLKLDHTWINVPKAEEAHYAWGYRDGKAVHVSPGMLDAEAYGVKTNVQDMASWVMVNMKPDSLQDNSLRKGLTLAQSRYWRVGAMYQGLGWEMLNWPVDAKTVVEGSDNKVALAPLPAREVNPPAPPVNASWVHKTGSTGGFGSYVAFIPEKQLGIVMLANKSYPNPARVEAAYRILSAL