PNKD metallo-beta-lactamase domain containing MAAVVAATAL KGRGARNARV LRGILAGATA NKASHNRTRA LQSHSSPEGK EEPEPLSPEL EYIPRKRGKN PMKAVGLAWY SLYTRTWLGY LFYRQQLRRA RNRYPKGHSK TQPRLFNGVK VLPIPVLSDN YSYLIIDTQA QLAVAVDPSD PRAVQASIEK EGVTLVAILC THKHWDHSGG NRDLSRRHRD CRVYGSPQDG IPYLTHPLCH QDVVSVGRLQ IRALATPGHT QGHLVYLLDG EPYKGPSCLF SGDLLFLSGC GVVEPENLAR ERKMQWVQRQ RLERKGTCPS TLGEERSYNP FLRTHCLALQ EALGPGPGPT GDDDYSRAQL LEELRRLKDM HKSK