2026-07-18_00000085|hard|9HXF

Bacterial antiviral defense protein Ec2ApeA from Escherichia coli strain 2-156-04_S4_C1 saturated with pdGpdG dinucleotide (HEPN active site mutant R502A); Electron microscopy 3.12Å
Protein #1 593 residues (98% resolved)

MKFRRLHNWNHIEQCTALIYFTELMEELLFDYTHSTYKPSIMNTPSLCIEAISTIDDIEKGNISPAHISHVIDELTKNIKNDDIAISLLKNPLGSFLDQLQNNQLGNKNLKITLELLRVQLNVGNYESKLISELCSTITSEYNPNKIRKFTRLLITHLISKGLSQEYLMESLKKHFFQREREISSNEEIITFLENIPSETQEYSVYFNAEKSFSYITPCLSQLEIEVVLETPENINETDFFDNHEQRTILVKHVKALDPFTARRVAERNLKLASTLLSLYHHKQEASWSAENIVVSENGEKINIRSSINPMHRCKDLVQEHASRRLEQFMNNFRMRKDSFNKFIRSVQLHSMALQTNAVENQLLNLWIAIESLIPDESKKEEQSTIEHIVNSLTPFLNLNYIEDLVRNLIKDLQRWNHPRTMSLLRLIGDSDAAKSFVILVASQEHAPSINQFKIELSQFPLLKERFEYISNLISSTDTMYQALKNHAERINWQIRRIYRTANLIVHTGKTPSKTNVLVEHAHIYLDAVINSLIKLSSHPVEILSVAQGFRNVEMKYKMYIQKLNKKNIELTPENIISFIFNQLESGHHHHHH

MKFRRLHNWNHIEQCTALIYFTELMEELLFDYTHSTYKPSIMNTPSLCIEAISTIDDIEKGNISPAHISHVIDELTKNIKNDDIAISLLKNPLGSFLDQLQNNQLGNKNLKITLELLRVQLNVGNYESKLISELCSTITSEYNPNKIRKFTRLLITHLISKGLSQEYLMESLKKHFFQREREISSNEEIITFLENIPSETQEYSVYFNAEKSFSYITPCLSQLEIEVVLETPENINETDFFDNHEQRTILVKHVKALDPFTARRVAERNLKLASTLLSLYHHKQEASWSAENIVVSENGEKINIRSSINPMHRCKDLVQEHASRRLEQFMNNFRMRKDSFNKFIRSVQLHSMALQTNAVENQLLNLWIAIESLIPDESKKEEQSTIEHIVNSLTPFLNLNYIEDLVRNLIKDLQRWNHPRTMSLLRLIGDSDAAKSFVILVASQEHAPSINQFKIELSQFPLLKERFEYISNLISSTDTMYQALKNHAERINWQIRRIYRTANLIVHTGKTPSKTNVLVEHAHIYLDAVINSLIKLSSHPVEILSVAQGFRNVEMKYKMYIQKLNKKNIELTPENIISFIFNQLESGHHHHHH
DNA #2 2 bases

(DG)(DG)

GG
Non polymer #3 ZN

InChI=1S/Zn/q+2

[Zn+2]
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Reference