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    <admin>
        <current_status>
            <date>2024-07-17</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-07-15</deposition>
            <header_release>2022-09-21</header_release>
            <map_release>2022-09-21</map_release>
            <update>2024-07-17</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Not funded</funding_body>
                <code>25541</code>
                <country>Austria</country>
            </grant_reference>
        </grant_support>
        <title>Complex I from E. coli, DDM/LMNG-purified, under Turnover at pH 6, Open state</title>
        <authors_list>
            <author>Kravchuk V</author>
            <author>Kampjut D</author>
            <author>Sazanov L</author>
        </authors_list>
        <keywords>Complex I, NADH, Quinone, PROTON TRANSPORT</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Kravchuk V</author>
                    <author order="2">Petrova O</author>
                    <author order="3">Kampjut D</author>
                    <author order="4">Wojciechowska-Bason A</author>
                    <author order="5">Breese Z</author>
                    <author order="6">Sazanov L</author>
                    <title>A universal coupling mechanism of respiratory complex I.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>609</volume>
                    <first_page>808</first_page>
                    <last_page>814</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">36104567</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-022-05199-7</external_references>
                    <external_references type="ISSN">1476-4687</external_references>
                    <external_references type="CSD">0006</external_references>
                    <external_references type="ASTM">NATUAS</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-13214</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13215</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13216</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13222</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13235</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13236</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13237</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13238</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13239</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-13240</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7p64</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Complex I</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Complex I</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>5</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>6</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>7</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>8</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>10</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>11</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>12</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>13</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli</organism>
                    <strain>BL21-DE3</strain>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>NADH-quinone oxidoreductase subunit F</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.048505336</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>IIRTPETHPLTWRLRDDKQPVWLDEYRSKNGYEGARKALTGLSPDEIVNQVKDAGLKGRGGAGFSTGLKWSLMPKDESMN
IRYLLCNADEMEPGTYKDRLLMEQLPHLLVEGMLISAFALKAYRGYIFLRGEYIEAAVNLRRAIAEATEAGLLGKNIMGT
GFDFELFVHTGAGRYICGEETALINSLEGRRANPRSKPPFPATSGAWGKPTCVNNVETLCNVPAILANGVEWYQNISKSK
DAGTKLMGFSGRVKNPGLWELPFGTTAREILEDYAGGMRDGLKFKAWQPGGAGTDFLTEAHLDLPMEFESIGKAGSRLGT
ALAMAVDHEINMVSLVRNLEEFFARESCGWCTPCRDGLPWSVKILRALERGEGQPGDIETLEQLCRFLGPGKTFCAHAPG
AVEPLQSAIKYFREEFEAGIKQPFSNTHLINGIQPNLLK</string>
                    <external_references type="UNIPROTKB">A0A140N9Z7</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>NADH dehydrogenase I subunit E</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.01738977</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>AFELSAAEREAIEHEMHHYEDPRAASIEALKIVQKQRGWVPDGAIHAIADVLGIPASDVEGVATFYSQIFRQPVGRHVIR
YCDSVVCHINGYQGIQAALEKKLNIKPGQTTFDGRFTLLPTCCLGNCDKGPNMMIDEDTHAHLTPEAIPELLERYK</string>
                    <external_references type="UNIPROTKB">A0A140N9K4</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>NADH-quinone oxidoreductase</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.099961672</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>ATIHVDGKEYEVNGADNLLEACLSLGLDIPYFCWHPALGSVGACRQCAVKQYQNAEDTRGRLVMSCMTPASDGTFISIDD
EEAKQFRESVVEWLMTNHPHDCPVCEEGGNCHLQDMTVMTGHSFRRYRFTKRTHRNQDLGPFISHEMNRCIACYRCVRYY
KDYAGGTDLGVYGAHDNVYFGRPEDGTLESEFSGNLVEICPTGVFTDKTHSERYNRKWDMQFAPSICQQCSIGCNISPGE
RYGELRRIENRYNGTVNHYFLCDRGRFGYGYVNLKDRPRQPVQRRGDDFITLNAEQAMQGAADILRQSKKVIGIGSPRAS
VESNFALRELVGEENFYTGIAHGEQERLQLALKVLREGGIYTPALREIESYDAVLVLGEDVTQTGARVALAVRQAVKGKA
REMAAAQKVADWQIAAILNIGQRAKHPLFVTNVDDTRLDDIAAWTYRAPVEDQARLGFAIAHALDNSAPAVDGIEPELQS
KIDVIVQALAGAKKPLIISGTNAGSLEVIQAAANVAKALKGRGADVGITMIARSVNSMGLGIMGGGSLEEALTELETGRA
DAVVVLENDLHRHASATRVNAALAKAPLVMVVDHQRTAIMENAHLVLSAASFAESDGTVINNEGRAQRFFQVYDPAYYDS
KTVMLESWRWLHSLHSTLLSREVDWTQLDHVIDAVVAKIPELAGIKDAAPDATFRIRGQKLAREPHRYSGRTAMRANISV
HEPRQPQDIDTMFTFSMEGNNQPTAHRSQVPFAWAPGWNSPQAWNKFQDEVGGKLRFGDPGVRLFETSENGLDYFTSVPA
RFQPQDGKWRIAPYYHLFGSDELSQRAPVFQSRMPQPYIKLNPADAAKLGVNAGTRVSFSYDGNTVTLPVEIAEGLTAGQ
VGLPMGMSGIAPVLAGAHLEDLKEA</string>
                    <external_references type="UNIPROTKB">A0A140N9P3</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>NADH-quinone oxidoreductase subunit C/D</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>B / BL21-DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.0688105</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVNNMTDLTAQEPAWQTRDHLDDPVIGELRNRFGPDAFTVQATRTGVPVVWIKREQLLEVGDFLKKLPKPYVMLFDLHGM
DERLRTHREGLPAADFSVFYHLISIDRNRDIMLKVALAENDLHVPTFTKLFPNANWYERETWDLFGITFDGHPNLRRIMM
PQTWKGHPLRKDYPARATEFSPFELTKAKQDLEMEALTFKPEEWGMKRGTENEDFMFLNLGPNHPSAHGAFRIVLQLDGE
EIVDCVPDIGYHHRGAEKMGERQSWHSYIPYTDRIEYLGGCVNEMPYVLAVEKLAGITVPDRVNVIRVMLSELFRINSHL
LYISTFIQDVGAMTPVFFAFTDRQKIYDLVEAITGFRMHPAWFRIGGVAHDLPRGWDRLLREFLDWMPKRLASYEKAALQ
NTILKGRSQGVAAYGAKEALEWGTTGAGLRATGIDFDVRKARPYSGYENFDFEIPVGGGVSDCYTRVMLKVEELRQSLRI
LEQCLNNMPEGPFKADHPLTTPPPKERTLQHIETLITHFLQVSWGPVMPANESFQMIEATKGINSYYLTSDGSTMSYRTR
IRTPSYAHLQQIPAAIRGSLVSDLIVYLGSIDFVMSDVDR</string>
                    <external_references type="UNIPROTKB">A0A140N745</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>NADH-quinone oxidoreductase subunit B</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>B / BL21-DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.025081809</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MDYTLTRIDPNGENDRYPLQKQEIVTDPLEQEVNKNVFMGKLNDMVNWGRKNSIWPYNFGLSCCYVEMVTSFTAVHDVAR
FGAEVLRASPRQADLMVVAGTCFTKMAPVIQRLYDQMLEPKWVISMGACANSGGMYDIYSVVQGVDKFIPVDVYIPGCPP
RPEAYMQALMLLQESIGKERRPLSWVVGDQGVYRANMQSERERKRGERIAVTNLRTPDEI</string>
                    <external_references type="UNIPROTKB">A0A140N560</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="6">
                <name>NADH-quinone oxidoreductase subunit I</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.020562771</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MTLKELLVGFGTQVRSIWMIGLHAFAKRETRMYPEEPVYLPPRYRGRIVLTRDPDGEERCVACNLCAVACPVGCISLQKA
ETKDGRWYPEFFRINFSRCIFCGLCEEACPTTAIQLTPDFEMGEYKRQDLVYEKEDLLISGPGKYPEYNFYRMAGMAIDG
KDKGEAENEAKPIDVKSLLP</string>
                    <external_references type="UNIPROTKB">A0A140N885</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="7">
                <name>NADH-quinone oxidoreductase subunit H</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>B / BL21-DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.036240921999999995</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSWISPELIEILLTILKAVVILLVVVTCGAFMSFGERRLLGLFQNRYGPNRVGWGGSLQLVADMIKMFFKEDWIPKFSDR
VIFTLAPMIAFTSLLLAFAIVPVSPGWVVADLNIGILFFLMMAGLAVYAVLFAGWSSNNKYSLLGAMRASAQTLSYEVFL
GLSLMGVVAQAGSFNMTDIVNSQAHVWNVIPQFFGFITFAIAGVAVCHRHPFDQPEAEQELADGYHIEYSGMKFGLFFVG
EYIGIVTISALMVTLFFGGWQGPLLPPFIWFALKTAFFMMMFILIRASLPRPRYDQVMSFGWKICLPLTLINLLVTAAVI
LWQAQ</string>
                    <external_references type="UNIPROTKB">A0A140N5X6</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="8">
                <name>NADH-quinone oxidoreductase subunit A</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>B / BL21-DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.016474283</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSMSTSTEVIAHHWAFAIFLIVAIGLCCLMLVGGWFLGGRARARSKNVPFESGIDSVGSARLRLSAKFYLVAMFFVIFDV
EALYLFAWSTSIRESGWVGFVEAAIFIFVLLAGLVYLVRIGALDWTPARSRRERMNPETNSIANRQR</string>
                    <external_references type="UNIPROTKB">A0A140N7N4</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="9">
                <name>Proton-translocating NADH-quinone oxidoreductase, chain L</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.066513633</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNMLALTIILPLIGFVLLAFSRGRWSENVSAIVGVGSVGLAALVTAFIGVDFFANGEQTYSQPLWTWMSVGDFNIGFNLV
LDGLSLTMLSVVTGVGFLIHMYASWYMRGEEGYSRFFAYTNLFIASMVVLVLADNLLLMYLGWEGVGLCSYLLIGFYYTD
PKNGAAAMKAFVVTRVGDVFLAFALFILYNELGTLNFREMVELAPAHFADGNNMLMWATLMLLGGAVGKSAQLPLQTWLA
DAMAGPTPVSALIHAATMVTAGVYLIARTHGLFLMTPEVLHLVGIVGAVTLLLAGFAALVQTDIKRVLAYSTMSQIGYMF
LALGVQAWDAAIFHLMTHAFFKALLFLASGSVILACHHEQNIFKMGGLRKSIPLVYLCFLVGGAALSALPLVTAGFFSKD
EILAGAMANGHINLMVAGLVGAFMTSLYTFRMIFIVFHGKEQIHAHAVKGVTHSLPLIVLLILSTFVGALIVPPLQGVLP
QTTELAHGSMLTLEITSGVVAVVGILLAAWLWLGKRTLVTSIANSAPGRLLSTWWYNAWGFDWLYDKVFVKPFLGIAWLL
KRDPLNSMMNIPAVLSRFAGKGLLLSENGYLRWYVASMSIGAVVVLALLMVLR</string>
                    <external_references type="UNIPROTKB">A0A140N7P6</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="10">
                <name>NADH dehydrogenase I subunit M</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.056002473</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MLLPWLILIPFIGGFLCWQTERFGVKVPRWIALITMGLTLALSLQLWLQGGYSLTQSAGIPQWQSEFDMPWIPRFGISIH
LAIDGLSLLMVVLTGLLGVLAVLCSWKEIEKYQGFFHLNLMWILGGVIGVFLAIDMFLFFFFWEMMLVPMYFLIALWGHK
ASDGKTRITAATKFFIYTQASGLVMLIAILALVFVHYNATGVWTFNYEELLNTPMSSGVEYLLMLGFFIAFAVKMPVVPL
HGWLPDAHSQAPTAGSVDLAGILLKTAAYGLLRFSLPLFPNASAEFAPIAMWLGVIGIFYGAWMAFAQTDIKRLIAYTSV
SHMGFVLIAIYTGSQLAYQGAVIQMIAHGLSAAGLFILCGQLYERIHTRDMRMMGGLWSKMKWLPALSLFFAVATLGMPG
TGNFVGEFMILFGSFQVVPVITVISTFGLVFASVYSLAMLHRAYFGKAKSQIASQELPGMSLRELFMILLLVVLLVLLGF
YPQPILDTSHSAIGNIQQWFVNSV</string>
                    <external_references type="UNIPROTKB">A0A140N571</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="11">
                <name>NADH-quinone oxidoreductase subunit N</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.05207267199999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MTITPQNLIALLPLLIVGLTVVVVMLSIAWRRNHFLNATLSVIGLNAALVSLWFVGQAGAMDVTPLMRVDGFAMLYTGLV
LLASLATCTFAYPWLEGYNDNKDEFYLLVLIAALGGILLANANHLASLFLGIELISLPLFGLVGYAFRQKRSLEASIKYT
ILSAAASSFLLFGMALVYAQSGDLSFVALGKNLGDGMLNEPLLLAGFGLMIVGLGFKLSLVPFHLWTPDVYQGAPAPVST
FLATASKIAIFGVVMRLFLYAPVGDSEAIRVVLAIIAFASIIFGNLMALSQTNIKRLLGYSSISHLGYLLVALIALQTGE
MSMEAVGVYLAGYLFSSLGAFGVVSLMSSPYRGPDADSLFSYRGLFWHRPILAAVMTVMMLSLAGIPMTLGFIGKFYVLA
VGVQAHLWWLVGAVVVGSAIGLYYYLRVAVSLYLHAPEQPGRDAPSNWQYSAGGIVVLISALLVLVLGVWPQPLISIVRL
AMPLM</string>
                    <external_references type="UNIPROTKB">A0A140N755</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="12">
                <name>NADH-quinone oxidoreductase subunit K</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.010852961</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MIPLQHGLILAAILFVLGLTGLVIRRNLLFMLIGLEIMINASALAFVVAGSYWGQTDGQVMYILAISLAAAEASIGLALL
LQLHRRRQNLNIDSVSEMRG</string>
                    <external_references type="UNIPROTKB">C5W716</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="13">
                <name>NADH-quinone oxidoreductase subunit J</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                    <strain>DE3</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.017402824</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MEFAFYICGLIAILATLRVITHTNPVHALLYLIISLLAISGVFFSLGAYFAGALEIIVYAGAIMVLFVFVVMMLNLGGSE
IEQERQWLKPQVWIGPAILSAIMLVVIVYAILGVNDQGIDGTPISAKAVGITLFGPYVLAVELASMLLLAGLVVAFHVGR
EE</string>
                    <external_references type="UNIPROTKB">A0A140N7W8</external_references>
                </sequence>
                <ec_number>7.1.1.-</ec_number>
            </protein_or_peptide>
            <ligand macromolecule_id="14">
                <name>IRON/SULFUR CLUSTER</name>
                <molecular_weight>
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