<?xml version="1.0" encoding="UTF-8"?>
<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://ftp.ebi.ac.uk/pub/databases/em_ebi/emdb_related/emdb-schemas/emdb_schemas/v3/v3_0_9_3/emdb.xsd" version="3.0.9.3" emdb_id="EMD-13028">
    <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>2021-06-03</deposition>
            <header_release>2021-08-11</header_release>
            <map_release>2021-08-11</map_release>
            <update>2024-07-17</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>German Research Foundation (DFG)</funding_body>
                <code>SFB 860</code>
                <country>Germany</country>
            </grant_reference>
        </grant_support>
        <title>The U2 part of Saccharomyces cerevisiae spliceosomal pre-A complex (delta BS-A ACT1)</title>
        <authors_list>
            <author>Zhang Z</author>
            <author>Rigo N</author>
        </authors_list>
        <keywords>S. cerevisiae, pre-A complex, Prp5, U1 snRNP, U2 snRNP, prespliceosome, SPLICING</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Zhang Z</author>
                    <author order="2">Rigo N</author>
                    <author order="3">Dybkov O</author>
                    <author order="4">Fourmann JB</author>
                    <author order="5">Will CL</author>
                    <author order="6">Kumar V</author>
                    <author order="7">Urlaub H</author>
                    <author order="8">Stark H</author>
                    <author order="9">Luhrmann R</author>
                    <title>Structural insights into how Prp5 proofreads the pre-mRNA branch site.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>596</volume>
                    <first_page>296</first_page>
                    <last_page>300</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">34349264</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-021-03789-5</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>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7oqb</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>S. cerevisiae spliceosomal pre-A complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>S. cerevisiae spliceosomal pre-A complex</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>9</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>
                        <macromolecule_id>14</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>15</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>16</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>17</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>18</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>19</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>20</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>21</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>U2 snRNP component HSH155</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.11016667200000001</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSHPIQFVNANNSDKSHQLGGQYSIPQDLRENLQKEAARIGENEKDVLQEKMETRTVQNREDSYHKRRFDMKFEPDSDTQ
TVTSSENTQDAVVPRKRKSRWDVKGYEPPDESSTAVKENSDSALVNVEGIHDLMFFKPSDHKYFADVISKKPIDELNKDE
KKERTLSMLLLKIKNGNTASRRTSMRILTDKAVTFGPEMIFNRLLPILLDRSLEDQERHLMIKTIDRVLYQLGDLTKPYV
HKILVVAAPLLIDEDPMVRSTGQEIITNLSTVAGLKTILTVMRPDIENEDEYVRNVTSRAAAVVAKALGVNQLLPFINAA
CHSRKSWKARHTGIKIVQQIGILLGIGVLNHLTGLMSCIKDCLMDDHVPVRIVTAHTLSTLAENSYPYGIEVFNVVLEPL
WKGIRSHRGKVLSSFLKAVGSMIPLMDPEYAGYYTTEAMRIIRREFDSPDDEMKKTILLVLQKCSAVESITPKFLREEIA
PEFFQKFWVRRVALDRPLNKVVTYTTVTLAKKLGCSYTIDKLLTPLRDEAEPFRTMAVHAVTRTVNLLGTADLDERLETR
LIDALLIAFQEQTNSDSIIFKGFGAVTVSLDIRMKPFLAPIVSTILNHLKHKTPLVRQHAADLCAILIPVIKNCHEFEML
NKLNIILYESLGEVYPEVLGSIINAMYCITSVMDLDKLQPPINQILPTLTPILRNKHRKVEVNTIKFVGLIGKLAPTYAP
PKEWMRICFELLELLKSTNKEIRRSANATFGFIAEAIGPHDVLVALLNNLKVQERQLRVCTAVAIGIVAKVCGPYNVLPV
IMNEYTTPETNVQNGVLKAMSFMFEYIGNMSKDYIYFITPLLEDALTDRDLVHRQTASNVITHLALNCSGTGHEDAFIHL
MNLLIPNIFETSPHAIMRILEGLEALSQALGPGLFMNYIWAGLFHPAKNVRKAFWRVYNNMYVMYQDAMVPFYPVTPDNN
EEYIEELDLVL</string>
                    <external_references type="UNIPROTKB">P49955</external_references>
                </sequence>
            </protein_or_peptide>
            <rna macromolecule_id="2">
                <name>ACT1 pre-mRNA (delta-BS-A)</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.10120896099999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>AUGGAUUCUGGUAUGUUCUAGCGCUUGCACCAUCCCAUUUAACUGUAAGAAGAAUUGCACGGUCCCAAUUGCUCGAGAGA
UUUCUCUUUUACCUUUUUUUACUAUUUUUCACUCUCCCAUAACCUCCUAUAUUGACUGAUCUGUAAUAACCACGAUAUUA
UUGGAAUAAAUAGGGGCUUGAAAUUUGGAAAAAAAAAAAAAACUGAAAUAUUUUCGUGAUAAGUGAUAGUGAUAUUCUUC
UUUUAUUUGCUACUGUUACUAAGUCUCAUGUACUACAUCGAUUGCUUCAUUCUUUUUGUUGCUAUAUUAUAUGUUUAG</string>
                </sequence>
            </rna>
            <protein_or_peptide macromolecule_id="3">
                <name>Pre-mRNA-splicing factor PRP11</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.031324467</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNYLEGVGSKKGGGGIASESQFNLQRRKEVESLLSKGENVPYTFQDEKDDQVRSNPYIYKNHSGKLVCKLCNTMHMSWSS
VERHLGGKKHGLNVLRRGISIEKSSLGREGQTTHDFRQQQK(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)
(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)(UNK)IIEAKQSLKNNGTIPVCKIATVKNPKNGSVGLAIQ
VNYSSEVKENSVDSDDKAKVPPLIRIVSGLELSDTKQKGKKFLVIAYEPFENIAIELPPNEILFSENNDMDNNNDGVDEL
NKKCTFWDAISKLYYVQFFFKQAEQEQADV</string>
                    <external_references type="UNIPROTKB">Q07350</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>Pre-mRNA-splicing factor PRP21</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.033111512</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MEPEDTQLKEDIKTTVNYIKQHGVEFENKLLEDERFSFIKKDDPLHEYYTKLMNEPTDTVSGEDNDRKSEREIARPPDFL
FSQYDTGISRRDMEVIKLTARYYAKDKSIVEQMISKDGEARLNFMNSSHPLHKTFTDFVAQYKRVYSFTGQEIKKSKRTI
LDNCFERTQYWEFEKDKDREHDKLVELCKIQFAAIPWDKFTQVAKFSIPEDTEIFEGSLDLEQMRLRRVQTGIKLFDSIK
PTNEEEKIVSDQGKQKGGDSKGKKRKIRAVGETRLKKSKK</string>
                    <external_references type="UNIPROTKB">P32524</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>Pre-mRNA-splicing factor PRP9</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.063126445</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNLLETRRSLLEEMEIIENAIAERIQRNPELYYHYIQESSKVFPDTKLPRSSLIAENKIYKFKKVKRKRKQIILQQHEIN
IFLRDYQEKQQTFNKINRPEETQEDDKDLPNFERKLQQLEKELKNEDENFELDINSKKDKYALFSSSSDPSRRTNILSDR
ARDLDLNEIFTRDEQYGEYMELEQFHSLWLNVIKRGDCSLLQFLDILELFLDDEKYLLTPPMDRKNDRYMAFLLKLSKYV
ETFFFKSYALLDAAAVENLIKSDFEHSYCRGSLRSEAKGIYCPFCSRWFKTSSVFESHLVGKIHKKNESKRRNFVYSEYK
LHRYLKYLNDEFSRTRSFVERKLAFTANERMAEMDILTQKYEAPAYDSTEKEGAEQVDGEQRDGQLQEEHLSGKSFDMPL
GPDGLPMPYWLYKLHGLDREYRCEICSNKVYNGRRTFERHFNEERHIYHLRCLGIEPSSVFKGITKIKEAQELWKNMQGQ
SQLTSIAAVPPKPNPSQLKVPTELELEEEDEEGNVMSKKVYDELKKQGLV</string>
                    <external_references type="UNIPROTKB">P19736</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="6">
                <name>Pre-mRNA-splicing factor RDS3</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012283572999999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSRHQFDLIMCLKQPGVQTGLLCEKCDGKCPICDSYVRPKRKVRVCENCSFGKQAKNCIICNLNVGVNDAFYCWECCRLG
KDKDGCPRILNLGSNRLDRHFEKKKKV</string>
                    <external_references type="UNIPROTKB">Q06835</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="7">
                <name>Cold sensitive U2 snRNA suppressor 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.050339879</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MARTKSRKRSGNNQNKNASVVNNKAEIAAMIDARRLEQKKKGGVTNSKGKTNKVVDAKLEKEFKDVLQRFQVQENDTPKE
ITKDEKNNHVVIVEKNPVMNRKHTAEDELEDTPSDGIEEHLSARKRRKTEKPSLSQLKSQVPYPQIIEWYDCDARYPGLL
ASIKCTKNVIPVPSHWQSKKEYLSGRSLLGKRPFELPDIIKKTNIEQMRSTLPQSGLDGQDEKSLKEASRARVQPKMGAL
DLDYKKLHDVFFKIGANWKPDHLLCFGDVYYENRNLFEETNWKRMVDHKRPGRISQELRAIMNLPEGQLPPWCMKMKDIG
LPTGYPDLKIAGLNWDITNLKGDVYGKIIPNHHSRSKKQGRNYFGALISFETPEFENSKEDTQANAENGRQDDKIDDEVE
HKLDHFQEDISEVTSAEEKLERNEEESEKQLYTVLK</string>
                    <external_references type="UNIPROTKB">Q02554</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="8">
                <name>Pre-mRNA-splicing factor RSE1</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.153956781</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MWGGGKMAVVSLSPHTAKMRKLFGQASTTMAYDGLKREAERRTRSDHNITMVAKDDELYLYHLTLKKQTNFVHSCIGHFV
DLEAGSKREQSQLCVATETHLELYDTADGELKLIAKFQNLFATITSMKSLDLPHSGSRAKASNWPTFLALTSDSGNLSIV
QIIMHAGALRLKTLVNQPLTRTTLRRVSPISYMEIDPNGRCIILSSVEQNKLCFLVDYAQKLRISSPLEIIRPHMVTLDM
AVVDVNFNNPCFVTLEIDNAATQLSVHLIFYVLELGLNHIVKKADYLVNPSANFVLSLPDLSRYNITTSLSDNNYDADYD
TLFNPFVVIGFENHILVKDMNGFFSLKVEIPKRSITNSRHKNVTIISGIVQKLKNDFFVLLQSNHGDLFKLTVSPDTNDR
NRPLVQLSYFDTIQNSHQLHIFKNGYLFALSEMNNNFLFQFEKLGVEKNDFSNVLTSKDPNKSLVFEPSIKLQNLSILSQ
QLNLNPSIKSQIVSDSPLSIATKHFTNNKIITLTNAVNYSNLISTSLPPNATKLWLIPDPATTGDNNTLLFITFPKKTMI
LQIDNESMEELTPDEATRSAFKLSQDTTIHTCLMGSHSIIQVCTAELRHIVPTGKSRYSNKLTWVPPAGIRIVCATSSKT
QLIISLSNYELVYFKIDVSSDSLIELTTHPELDTMPSKVAIVQDTQHADLLAIADNEGMIKIMSLKDQKEDFLTVISLQL
VSEKISDMIMVRDSSIGQLNLHVGLENGVYMKFHIGDVDGSFTDIKRRFLGLKPVSLSYLREISVSLNNEEEEEEEEDDD
DEKEEEEINSSGAKWMSCVVCHSSSTWVSYTWKNVWTIRQLKDQNMLSCSKFVNADVAINGVCSISSSGRLNIGRVSNFP
TLDNWFHVHESSVNKQENGGGDESNEEEEDEMEEEMEMLQISTFRPRTILSFPNNPKSILFIDNHSGKKQCRISLQIDGE
CLKFGSSDHLYKILDDIDCVSAAIIDFTRQADHLIICAGDKRLLTYKILVNKDKLSFDIELLHQTEIISPIHAMLKFKNF
LLTAMGSTIVLYGLGKKQLLRRSVTQTPVSITKIVSMHQWNYERLAVGDIHESVTLFIWDPAGNVFIPYVDDSVKRHVTV
LKFLDEATVIGADRYGNAWTLRSPPECEKIMSNHDPSELSNGAIKYPLDVITLQQKLPNTYDCKFKFQLLNHFFVNDIIT
DFHILDSLSNSDRPGCIYMGLQGTVGCFIPLLSKGNVFMMGNIENIMAEADDTFYLDYESRKKNNNMRKEDDEEESGSVV
LQGRHGIEDEIICEGSCSILGRDHQEYRSYYAPVRKVIDGDLCENFLRLSLNEQEFLAKNLKSVQVEDIIQTINEVRTNY
M</string>
                    <external_references type="UNIPROTKB">Q04693</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="9">
                <name>Protein HSH49</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.024534151999999997</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNYSADSGNTVYVGNIDPRITKEQLYELFIQINPVLRIKYPKDKVLQAYQGYAFIEFYNQGDAQYAIKIMNNTVRLYDRL
IKVRQVTNSTGTTNLPSNISKDMILPIAKLFIKNLADSIDSDQLVKIFNKFGKLIREPEIFYLSNGKLKCAYVYFEDFEK
ADLAIKSLNNQLVANNRITVDYAFKENGKGNAKYGDDVDRLLNKEALKHNMLK</string>
                    <external_references type="UNIPROTKB">Q99181</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="10">
                <name>RDS3 complex subunit 10</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.009888207</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAEKQRQLKLQKIYKQKYIGLGDESTTREQWQRNVRNDTLNTLQGHSASLEYVSLSRGDLSIRDTRIHLLKSMSPGYKAY
LREE</string>
                    <external_references type="UNIPROTKB">P0C074</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="11">
                <name>U2 small nuclear ribonucleoprotein A'</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.027232252</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MKFTPSIVIDAPQYYVDHFNGKYNVDKCVILRDLQLETDSESMPSSLKHLTKPTHILDLTNNDLIMIPDLSRRDDIHTLL
LGRNNIVEVDGRLLPMNVQNLTLSNNSIRRFEDLQRLRRAPRTLKNLTLIGNQVCHLANYREHVLRLVPHLETLDFQNVT
AEERKSAMSFPRQADGDTLGPVNTAIRDNGSRDKTMEIMNLVVSKMTVERRNELKKQLAEATSLEEIARLEKLLSGGV</string>
                    <external_references type="UNIPROTKB">Q08963</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="12">
                <name>U2 small nuclear ribonucleoprotein B''</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012850944</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVEPARKKQRIDRDTHHTVAEPVTEAKNTLYVSQLNEKINMQRLRVNLFLLFATFGEVLKVSMNFKKQRGQAFITMRTID
QASLAQISLNGERFFGKPLKVEFSKSETKTL</string>
                    <external_references type="UNIPROTKB">P40567</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="13">
                <name>Small nuclear ribonucleoprotein-associated protein B</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.02242699</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSKIQVAHSSRLANLIDYKLRVLTQDGRVYIGQLMAFDKHMNLVLNECIEERVPKTQLDKLRPRKDSKDGTTLNIKVEKR
VLGLTILRGEQILSTVVEDKPLLSKKERLVRDKKEKKQAQKQTKLRKEKEKKPGKIAKPNTANAKHTSSNSREIAQPSSS
RYNGGNDNIGANRSRFNNEAPPQTRKFQPPPGFKRK</string>
                    <external_references type="UNIPROTKB">P40018</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="14">
                <name>Small nuclear ribonucleoprotein Sm D1</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.016296798</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MKLVNFLKKLRNEQVTIELKNGTTVWGTLQSVSPQMNAILTDVKLTLPQPRLNKLNSNGIAMASLYLTGGQQPTASDNIA
SLQYINIRGNTIRQIILPDSLNLDSLLVDQKQLNSLRRSGQIANDPSKKRRRDFGAPANKRPRRGL</string>
                    <external_references type="UNIPROTKB">Q02260</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="15">
                <name>Small nuclear ribonucleoprotein Sm D2</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012876066</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSSQIIDRPKHELSRAELEELEEFEFKHGPMSLINDAMVTRTPVIISLRNNHKIIARVKAFDRHCNMVLENVKELWTEKK
GKNVINRERFISKLFLRGDSVIVVLKTPVE</string>
                    <external_references type="UNIPROTKB">Q06217</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="16">
                <name>Small nuclear ribonucleoprotein Sm D3</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.011240138999999998</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MTMNGIPVKLLNEAQGHIVSLELTTGATYRGKLVESEDSMNVQLRDVIATEPQGAVTHMDQIFVRGSQIKFIVVPDLLKN
APLFKKNSSRPMPPIRGPKRR</string>
                    <external_references type="UNIPROTKB">P43321</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="17">
                <name>Small nuclear ribonucleoprotein E</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.01027001</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSNKVKTKAMVPPINCIFNFLQQQTPVTIWLFEQIGIRIKGKIVGFDEFMNVVIDEAVEIPVNSADGKEDVEKGTPLGKI
LLKGDNITLITSA</string>
                    <external_references type="UNIPROTKB">Q12330</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="18">
                <name>Small nuclear ribonucleoprotein F</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.009669945</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSESSDISAMQPVNPKPFLKGLVNHRVGVKLKFNSTEYRGTLVSTDNYFNLQLNEAEEFVAGVSHGTLGEIFIRCNNVLY
IRELPN</string>
                    <external_references type="UNIPROTKB">P54999</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="19">
                <name>Small nuclear ribonucleoprotein G</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.008490808999999998</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVSTPELKKYMDKKILLNINGSRKVAGILRGYDIFLNVVLDDAMEINGEDPANNHQLGLQTVIRGNSIISLEALDAI</string>
                    <external_references type="UNIPROTKB">P40204</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="20">
                <name>Pre-mRNA-processing ATP-dependent RNA helicase PRP5</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.09651212499999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>METIDSKQNINRESLLEERRKKLAKWKQKKAQFDAQKEHQTSRNDIVTNSLEGKQTTEKFTERQERVKEELRKRKNEFRK
SDEPVSVKPSKKKSKRSKVKKKISFDFSDDDDSEIGVSFRSKEHIQKAPEHDNEKDPLDEFMTSLKEEKMSNSKGMYDRG
DILDVEDQLFELGGTDDEDVEDNTDNSNIAKIAKLKAKKRVKQIYYSPEELEPFQKNFYIESETVSSMSEMEVEELRLSL
DNIKIKGTGCPKPVTKWSQLGLSTDTMVLITEKLHFGSLTPIQSQALPAIMSGRDVIGISKTGSGKTISYLLPLLRQVKA
QRPLSKHETGPMGLILAPTRELALQIHEEVTKFTEADTSIRSVCCTGGSEMKKQITDLKRGTEIVVATPGRFIDILTLND
GKLLSTKRITFVVMDEADRLFDLGFEPQITQIMKTVRPDKQCVLFSATFPNKLRSFAVRVLHSPISITINSKGMVNENVK
QKFRICHSEDEKFDNLVQLIHERSEFFDEVQSENDGQSSDVEEVDAKAIIFVSSQNICDFISKKLLNAGIVTCAIHAGKP
YQERLMNLEKFKREKNSILLCTEVLSRGLNVPEVSLVIIYNAVKTFAQYVHTTGRTARGSRSGTAITLLLHDELSGAYIL
SKAMRDEEIKALDPLQAKELQEMSAKFESGMKKGKFRLSKGFGGKGLENIKSKREEAQNKDLELKKNDKRSDDLEKKISN
PREGHDSVSESSALIPRLNYELFKESTDGSIIFYAKVYINDLPQIVRWEATKNTTLLFIKHETGCSITNKGKFYPEGKEP
KNENDEPKLYLLIEGQDEKDIQLSIELLEQKVKEGVVKAASLSLKSTKY</string>
                    <external_references type="UNIPROTKB">P21372</external_references>
                </sequence>
            </protein_or_peptide>
            <rna macromolecule_id="21">
                <name>U2 snRNA</name>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.376267406</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>ACGAAUCUCUUUGCCUUUUGGCUUAGAUCAAGUGUAGUAUCUGUUCUUUUCAGUGUAACAACUGAAAUGACCUCAAUGAG
GCUCAUUACCUUUUAAUUUGUUACAAUACACAUUUUUUGGCACCCAAAAUAAUAAAAUGGACGGGAAGAGACUUUUUAAG
CAAGUUGUUUUCCGCUAAUGUCAGGUCUCACUACUUUUUGCUGCUAUUUUUCUUCGCUCAUGGUUUCUUCAUAAGGCGUU
UUUAUGAUGGUUUUUCGAAAUUGGUUUUUGAGACGACGGUUGCUCAAGGUUAUUGUUUUUGUUUUCUUCUGGUUGUUUUC
UAUUUUCUUUUUUUUAGCUUUCUGUUUCUCCCUUAGUUUGGCUUUUUGCUUCAUACUCUUCCCUGUCUUUCCGAGCCGUU
UAUGUCCAACGCGGGAUUUGGUUUUUCUUUAUCGAUGGGAAGAAAUGGUGCUAUAGUAGGUUGGGAGAUAAUAUUUAUGG
UAUGGGGUGCUAGUGCGGAUGGGGCGCUCUUAUUGUUGAUUUCUUCGCUCGUCUUCUUUUUCUGGUGGCGCUGCAAGAGG
AAGUUUUUCGACUUUGUUAUGAUUUUUGGUUUGCAAGGAAAGGUGUCUUACGAUUCUUUUUUUGAUGUAAUAGGAUAAGC
UUGCUUAUCCCCCAAGUAUCGGCCAAAGUUGUUGAUUUUCCUUUUGAAGUGUCCUCGGUUUGAGGGGGUGUAGGGUGGGG
UUGGUCUACAAUAAGAGUGUUCCAUUGUUAACGUGCUGGCGUCUUUUACUAUAUUUUUUUUCCCAGUUUAUUUUGUGCUU
AUUUUCUCAUUGAGGAGAAGGAGCUCUUCUCGCAGGAUAUAAAUGGAGGUUUGCUAAAGGGGAGGAGAUGUGUUUGUGAG
AAUACUGCUGAGAGAGUUCUGGAAGAGAAAAAAAGGAGGCAAUGGAAGGCGUUUGCUGGGAAAAGAGAAGAGCCAUGACU
GCAUCUGUUGUUUCAAGGCCAGUUUUAUUAACCGCCUAUGUCAUAGAGGCGUUUUUUUUGGAGGGAUUUGAAGAAUGCCG
GCGGCAUCAAGAAACGGACUUGAUGGUUGACGCCUGUUUUUAAAGUUAGAGACGUCGCGACCCUCGCACUUGUGGAGUCG
UUCUUGACUUUUACUUUGGUCGCUUGAUGUUUCUCUCGUCUUCCCGUUCGCUCUU</string>
                    <external_references type="GENBANK">Z36099.1</external_references>
                </sequence>
            </rna>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <buffer>
                        <ph>7.9</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R3.5/1</model>
                        <material>COPPER</material>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>CONTINUOUS</film_topology>
                        </support_film>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK I</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>SPOT SCAN</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <c2_aperture_diameter units="µm">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">0.01</nominal_cs>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <alignment_procedure>
                        <zemlin_tableau/>
                    </alignment_procedure>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON III (4k x 4k)</film_or_detector_model>
                            <detector_mode>INTEGRATING</detector_mode>
                            <average_exposure_time units="s">1.02</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">44.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <startup_model type_of_model="OTHER">
                    <details>Ab initio model</details>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">9.0</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                    <number_images_used>160894</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="42593">
        <file>emd_13028.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>220</col>
            <row>220</row>
            <sec>220</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>220</x>
            <y>220</y>
            <z>220</z>
        </spacing>
        <cell>
            <a units="Å">510.4</a>
            <b units="Å">510.4</b>
            <c units="Å">510.4</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-0.043786433</minimum>
            <maximum>0.10472864</maximum>
            <average>0.00027660112</average>
            <std>0.0045616603</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">2.32</x>
            <y units="Å">2.32</y>
            <z units="Å">2.32</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.038</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-13028::::</label>
    </map>
    <interpretation>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="42593">
                <file>emd_13028_half_map_2.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>220</col>
                    <row>220</row>
                    <sec>220</sec>
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                <origin>
                    <col>0</col>
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                <spacing>
                    <x>220</x>
                    <y>220</y>
                    <z>220</z>
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                <cell>
                    <a units="Å">510.4</a>
                    <b units="Å">510.4</b>
                    <c units="Å">510.4</c>
                    <alpha units="deg">90.0</alpha>
                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
                </cell>
                <axis_order>
                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                    <minimum>-0.03246495</minimum>
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                    <average>0.00060178223</average>
                    <std>0.0042253393</std>
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                <pixel_spacing>
                    <x units="Å">2.32</x>
                    <y units="Å">2.32</y>
                    <z units="Å">2.32</z>
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                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-13028::::</label>
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                <file>emd_13028_half_map_1.map.gz</file>
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                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
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                    <a units="Å">510.4</a>
                    <b units="Å">510.4</b>
                    <c units="Å">510.4</c>
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                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
                </cell>
                <axis_order>
                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                <statistics>
                    <minimum>-0.033827998</minimum>
                    <maximum>0.07129752</maximum>
                    <average>-0.000048579957</average>
                    <std>0.0041241446</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">2.32</x>
                    <y units="Å">2.32</y>
                    <z units="Å">2.32</z>
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                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-13028::::</label>
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        </half_map_list>
    </interpretation>
</emd>
