Human mature large subunit of the ribosome with eIF6 and homoharringtonine bound

2026-06-24 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin struct_ref _em_admin.last_update _struct_ref.pdbx_seq_one_letter_code REFINEMENT_DESCRIPTION chem_comp_atom chem_comp_bond em_3d_fitting_list em_admin _em_3d_fitting_list.accession_code _em_3d_fitting_list.initial_refinement_model_id _em_3d_fitting_list.source_name _em_3d_fitting_list.type _em_admin.last_update STRUCTURE_SUMMARY atom_site chem_comp_atom chem_comp_bond em_admin pdbx_entry_details struct_ref _atom_site.auth_atom_id _atom_site.label_atom_id _chem_comp_atom.atom_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _em_admin.last_update _pdbx_entry_details.has_protein_modification _struct_ref.pdbx_seq_one_letter_code PDBe PDBe 2022-06-08 2023-03-08 2023-03-08 2026-06-24 Medical Research Council (MRC, United Kingdom) SBAG/191 United Kingdom Human mature large subunit of the ribosome with eIF6 and homoharringtonine bound Faille A Warren AJ Dent KC Ribosome, human, TRANSLATION, rna modifications, water, magnesium, potassium, homoharringtonine Faille A Dent KC Pellegrino S Jaako P Warren AJ The chemical landscape of the human ribosome at 1.67 angstrom resolution. Biorxiv US 2023 36909531 doi:10.1101/2023.02.28.530191 2692-8205 8a3d FULLOVERLAP EMDB EMD-15113 associated EM volume

Human mature large subunit of the ribosome with eIF6 bound

Human mature large subunit of the ribosome with eIF6 bound Human mature large subunit of the ribosome with eIF6 bound 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Homo sapiens 28S ribosomal RNA Homo sapiens 1.6408125 1 CGCGACCUCAGAUCAGACGUGGCGACCCGCUGAAUUUAAGCAUAUUAGUCAGCGGAGGAGAAGAAACUAACCAGGAUUCC CUCAGUAACGGCGAGUGAACAGGGAAGAGCCCAGCGCCGAAUCCCCGCCCCGCGGCGGGGCGCGGGACAUGUGGCGUACG GAAGACCCGCUCCCCGGCGCCGCUCGUGGGGGGCCCAAGUCCUUCUGAUCGAGGCCCAGCCCGUGGACGGUGUGAGGCCG GUAGCGGCCCCCGGCGCGCCGGGCCCGGGUCUUCCCGGAGUCGGGUUGCUUGGGAAUGCAGCCCAAAGCGGGUGGUAAAC UCCAUCUAAGGCUAAAUACCGGCACGAGACCGAUAGUCAACAAGUACCGUAAGGGAAAGUUGAAAAGAACUUUGAAG (A2M)G(A2M)GAGUUCAAGAGGGCGUGAAACCGUUAAGAGGUAAACGGGUGGGGUCCGCGCAGUCCGCCCGGAGGAUUC AACCCGGCGGCGGGUCCGGCCGUGUCGGCGGCCCGGCGGAUCUUUCCCGCCCCCCGUUCCUCCCGACCCCUCCACCCGCC CUCCCUUCCCCCGCCGCCCCUCCUCCUCCUCCCCGGAGGGGGCGGGCUCCGGCGGGUGCGGGGGUGGGCGGGCGGGGCCG GGGGUGGGGUCGGCGGGGGACCGUCCCCCGACCGGCGACCGGCCGCCGCCGGGCGCAUUUCCACCGCGGCGGUGCGCCGC GACCGGCUCCGGGACGGCUGGGAAGGCCCGGCGGGGAAGGUGGCUCGGGGGGCCCCGUCCGUCCGUCCGUCCGUCCUCCU CCUCCCCCGUCUCCGCCCCCCGGCCCCGCGUCCUCCCUCGGGAGGGCGCGCGGGUCGGGGCGGCGGCGGCGGCGGCGGUG GCGGCGGCGGCGGCGGCGGCGGGACCGAAACCCCCCCCGAGUGUUACAGCCCCCCCGGCAGCAGCACUCGCCGAAUCCCG GGGCCGAGGGAGCGAGACCCGUCGCCGCGCUCUCCCCCCUCCCGGCGCCCACCCCCGCGGGGAAUCCCCCGCGAGGGGGG UCUCCCCCGCGGGGGCGCGCCGGCGUCUCCUCGUGGGGGGGCCGGGCCACCCCUCCCACGGCGCGACCGCUCUCCCACCC CUCCUCCCCGCGCCCCCGCCCCGGCGACGGGGGGGGUGCCGCGCGCGGGUCGGGGGGCGGGGCGGACUGUCCCCAGUGCG CCCCGGGCGGGUCGCGCCGUCGGGCCCGGGGGAGGUUCUCUCGGGGCCACGCGCGCGUCCCCCGAAGAGGGGGACGGCGG AGCGAGCGCACGGGGUCGGCGGCGACGUCGGCUACCCACCCGACCC(OMG)UCUUG(1MA)AAC(A2M)CGGACCAAGGA GU(OMC)UAACACGUGCGCGAGUCGGGGGCUCGCACGAAAGCCGCCGUGGCGCAAUGAAGGUGAAGGCCGGCGCGCUCGC CGGCCGAGGUGGGAUCCCGAGGCCUCUCCAGUCCGCCGAGGGCGCACCACCGGCCCGUCUCGCCCGCCGCGCCGGGGAGG UGGAGCACGAGCGCACGUGUUAGGACCC(OMG)A(A2M)AGAUGGUGA(A2M)C(PSU)AUGCCUGGGCAGGGCGAAGCC AGAGGAAACUCUGGUGGAGGUCCG(PSU)AGCGGUCCUGACGUGCAAAUCGGUCGUCCGACCUGGGUAUAG(OMG)GGCG AAAGACUAAUCGAACCAUCUAGUAGCUGGUUCCCUCCGAAGUUUCCC(PSU)CAGGA(PSU)AGCUGGCGCUCUCGCAGA CCCGACGCACCCCCGCCACGCAGUUUUAUCCGGUAAAGCGAA(PSU)GAUUAGAGGUCUUGGGGCCGAAACGAUCUCAAC CUA(PSU)(PSU)CUCAAACUU(PSU)AAAUGGGUAAGAAGCCCGGCUCGCUGGCGUGGAGCCGGGCGUGGAAUGCGAGU GCCUAGUGGGCCAC(PSU)U(PSU)UGGUAAGC(A2M)GAACUGGCGCUGCGGGAUGAACCGAACGCCGGGUUAAGGCGC CCGAUGCCGACGCUCAUCAGACCCCAGAAAAGGUGUUGGUUGAUAUAGACAGCAGGACGGUGGCCAUGGAAGUCGGAAUC CGCUAAGGAGUGUGUAACAACUCACCUGCCGAAUCAACUAGCCCUGAAAAUGGAUGGCGCUGGAGCGUCGGGCCCAUACC CGGCCGUCGCCGGCAGUCGAGAGUGGACGGGAGCGGCGGGGGCGGCGCGCGCGCGCGCGCGUGUGGUGUGCGUCGGAGGG CGGCGGCGGCGGCGGCGGCGGGGGUGUGGGGUCCUUCCCCCGCCCCCCCCCCCACGCCUCCUCCCCUCCUCCCGCCCACG CCCCGCUCCCCGCCCCCGGAGCCCCGCGGACGCUACGCCGCGACGAGUAGGAGGGCCGCUGCGGUGAGCCUUGAAGCCUA GGGCGCGGGCCCGGGUGGAGCCGCCGCAGGUGCAGAU(OMC)UUGGUGGUAGU(A2M)(OMG)(OMC)AAAUAUUCAAAC GAGAACUUUGAAGGCCGAAGUGG(A2M)GAAGGGUUCCAUG(OMU)GAACAG(OMC)A(OMG)UUGAACAUGGGUCAGUC GGUCCUGAGAGAUGGGCGAGCGCCGUUCCGAAGGGACGGGCGAUGGCCUCCGUUGCCCUCGGCCGA(PSU)CGAAAGGGA GUCGGGUUCAGAUCCCCGAAUCCGGAGUGGCGGAGAUGGGCGCCGCGAGGCGUCCAGUGCGGUAACGCGACCGAUCCCGG AGAAGCCGGCGGGAGCCCCGGGGAGAGUUCUCUU(PSU)UCUUUGUGAAGGGCAGGGCGCCCUGGAAUGGGUUCGCCCCG AGAGAGGGGCCCGUGCCUUGGAAAGCGUCGCGGUUCCGGCGGCGUCCGGUGAGCUCUCGCUGGCCCUUGAAAAUCCGGGG GAGAGGGUGUAAAUCUCGCGCCGGGCCGUACCC(A2M)UAUCCGCAGCAGGUCU(OMC)CAAGGUGAAC(A2M)GCCUCU GG(OMC)AUGUUGGAACAA(OMU)G(PSU)AGGUAAGGGAAGUCGGCAAGC(OMC)GGAUCCGUAACUUC(OMG)GGAUA AGGAUUGGCUCUAAGGGCUGGGUCGGUCGGGCUGGGGCGCGAAGCGGGGCUGGGCGCGCGCCGCGGCUGGACGAGGCGCC GCCGCCCCCCCCACGCCCGGGGCACCCCCCUCGCGGCCCUCCCCCGCCCCACCCCGCGCGCGCCGCUCGCUCCCUCCCCG CCCCGCGCCCUCUCUCUCUCUCUCUCCCCCGCUCCCCGUCCUCCCCCCUCCCCGGGGGAGCGCCGCGUGGGGGCGGCGGC GGGGGGAGAAGGGUCGGGGCGGCAGGGGCCGGCGGCGGCCCGCCGCGGGGCCCCGGCGGCGGGGGCACGGUCCCCCGCGA GGGGGGCCCGGGCACCCGGGGGGCCGGCGGCGGCGGCGACUCUGGACGCGAGCCGGGCCCUUCCCGUGGAUCGCCCCAGC UGCGGCGGGCGUCGCGGCCGCCCCCGGGGAGCCCGGCGGGCGCCGGCGCGCCCCCCCCCCCACCCCACGUCUCGUCGCGC GCGCGUCCGCUGGGGGCGGGGAGCGGUCGGGCGGCGGCGGUCGGCGGGCGGCGGGGCGGGGCGGUUCGUCCCCCCGCCCU ACCCCCCCGGCCCCGUCCGCCCCCCGUUCCCCCCUCCUCCUCGGCGCGCGGCGGCGGCGGCGGCAGGCGGCGGAGGGGCC GCGGGCCGGUCCCCCCCGCCGGGUCCGCCCCCGGGGCCGCGGUUCCGCGCGGCGCCUCGCCUCGGCCGGCGCCUAGCAGC CGACUUAGAACUGGUGCGGACCAGG(OMG)GAAUCCGAC(PSU)G(PSU)UUAAUUAAAACAAAGCAUCGCGAAGGCCCG CGGCGGGUGUUGACGCGAUGUGAUU(PSU)CUGCC(OMC)AGUGCUCUGAAUG(PSU)CA(A2M)AGUGA(A2M)GAAA (PSU)UCAAUGAAGCGCGG(OMG)UAAACGGCGGGAGUAACUAUGACUCUCUUAAGGUAGC(5MC)AA(A2M)UGCCUC (OMG)UCAUCUAAUUAGUGA(OMC)GCGCAUGAA(OMU)GGAUGA(A2M)CGAG(A2M)UUCCCACUGU(OMC)CC (PSU)ACCUAC(PSU)A(PSU)CCAGCGAAACCAC(A2M)G(OMC)CAAGGGAACGGGCU(PSU)GG(OMC)GGAAUCAG CGG(OMG)GAAAGAAGACCCUGUUGAGC(PSU)UGAC(OMU)CUAGUCUGGCACGGUGAAGAGACAUGAGAGGUGUAGAA UAAGUGGGAGGCCCCCGGCGCCCCCCCGGUGUCCCCGCGAGGGGCCCGGGGCGGGGUCCGCCGGCCCUGCGGGCCGCCGG UGAAAUACCACUACUCUGAUCGUUUUUUCACUGACCCGGUGAGGCGGGGGGGCGAGCCCCGAGGGGCUCUCGCUUCUGGC GCCAAGCGCCCGGCCGCGCGCCGGCCGGGCGCGACCCGCUCCGGGGACAGUGCCAGGUGGGGAGUUUGACUG(OMG)GGC GGUACACCUGUCAAACGGUA(6MZ)CGCAGG(OMU)(OMG)UCCUAAGGCGAGCUCAGGGAGGACAGAAACCUCCCGUGG AGCAGAAGGGCAAAAGCUCGCUUGA(PSU)CU(PSU)GA(PSU)UUUCAG(OMU)ACGAA(PSU)ACAGACCGUGAAAGC GGGGCCUCACGAUCCUUCUGACCUU(PSU)UGGGUUU(PSU)AAGCAGGA(OMG)GUGUCAGAAAAGUUACCACAG (OMG)GAUAACUGGC(PSU)UGUGGCGGCCAAGCGU(PSU)CA(PSU)AGCGACG(PSU)CGCUUUUUGA(PSU)CCUU (5MC)GAUGUCGG(OMC)(PSU)CUUCCUAUCAUUG(PSU)GAAGCAGAAUUCACCAAGCGU(PSU)(OMG)GAU(OMU) (OMG)(PSU)UCACCCACUAAUAGGGAACG(PSU)G(A2M)GCUGGG(UR3)U(PSU)AGA(OMC)CGUCGUGAGACAGG U(PSU)AGUUUUACCCUACUGAUG(A2M)UGUG(PSU)UG(PSU)UGCCAUGGUA(A2M)UCCUGCUCAGUACGAGAGGA ACCGCAG(OMG)U(OMU)CA(OMG)ACAU(PSU)UGGUGUAU(OMG)UGCUUGGCUGAGGAGCCAAUGGGGCGAAGCUAC CA(PSU)CUGUGGGAUUAUGAC(PSU)GAACGCCUCUAAGUCAGAAUCCCGCCCAGGCGGAACGAUACGGCAGCGCCGCG GAGCCUCGGUUGGCCUCGGAUAGCCGGUCCCCCGCCUGUCCCCGCCGGCGGGCCGCCCCCCCCCUCCACGCGCCCCGCGC GCGCGGGAGGGCGCGUGCCCCGCCGCGCGCCGGGACCGGGGUCCGGUGCGGAGUGCCCUUCGUCCUGGGAAACGGGGCGC GGCCGGAAAGGCGGCCGCCCCCUCGCCCGUCACGCACCGCACGUUCGUGGGGAACCUGGCGCUAAACCA(PSU)UCGUAG ACGACCUGCUUCUGGGUCGGGG(PSU)UUCGUACG(PSU)AGCAGAGCAGCUCCCUCGCUGCGAUCUAUUGAAAGUCAGC CCUCGACACAAGGGUUUGU AL592188.60 5S ribosomal RNA Homo sapiens 0.038998078 1 GUCUACGGCCAUACCACCCUGAACGCGCCCGAUCUCGUCUGAUCUCGGAAGCUAAGCAGGGUCGGGCCUGGUUAGUACUU GGAUGGGAGACCGCCUGGGAAUACCGGGUGCUGUAGGCUUU X12811.1 5.8S ribosomal RNA Homo sapiens 0.050463839999999996 1 CGACUCUUAGCGGUGGAUCACUCGGCUCGUGCGUCGAUGAAGAACGCAGCUAGC(PSU)GCGAGAAUUAAUG(PSU)GAA UU(OMG)CAGGACACAUUGAUCAUCGACACUUCGAACGCACUUGCGGCCCCGGGUUCCUCCCGGGGCUACGCCUGUCUGA GCGUCGCUU U13369.1 60S ribosomal protein L8 Homo sapiens 0.028088863 1 LEVO MGRVIRGQRKGAGSVFRAHVKHRKGAARLRAVDFAERHGYIKGIVKDIIHDPGRGAPLAKVVFRDPYRFKKRTELFIAAE GIHTGQFVYCGKKAQLNIGNVLPVGTMPEGTIVCCLEEKPGDRGKLARASGNYATVISHNPETKKTRVKLPSGSKKVISS ANRAVVGVVAGGGRIDKPILKAGRAYHKYKAKRNCWPRVRGVAMNPVEHPFGGGNHQHIGKPSTIRRDAPAGRKVGLIAA RRTGRLRGTKTVQEKEN P62917 60S ribosomal protein L3 Homo sapiens 0.046211113 1 LEVO MSHRKFSAPRHGSLGFLPRKRSSRHRGKVKSFPKDDPSKPVHLTAFLGYKAGMTHIVREVDRPGSKVNKKEVVEAVTIVE TPPMVVVGIVGYVETPRGLRTFKTVFAEHISDECKRRFYKNWHKSKKKAFTKYCKKWQDEDGKKQLEKDFSSMKKYCQVI RVIAHTQMRLLPLRQKKAHLMEIQVNGGTVAEKLDWARERLEQQVPVNQVFGQDEMIDVIGVTKGKGYKGVTSRWHTKKL PRKTHRGLRKVACIGAWHPARVAFSVARAGQKGYHHRTEINKKIYKIGQGYLIKDGKLIKNNASTDYDLSDKSINPLGGF VHYGEVTNDFVMLKGCVVGTKKRVLTLRKSLLVQTKRRALEKIDLKFIDTTSKFGHGRFQTMEEKKAFMGPLKKDRIAKE EGA P39023 60S ribosomal protein L4 Homo sapiens 0.047804621 1 LEVO MACARPLISVYSEKGESSGKNVTLPAVFKAPIRPDIVNFVHTNLRKNNRQPYAVSELAGHQTSAESWGTGRAVARIPRVR GGGTHRSGQGAFGNMCRGGRMFAPTKTWRRWHRRVNTTQKRYAICSALAASALPALVMSKGHRIEEVPELPLVVEDKVEG YKKTKEAVLLLKKLKAWNDIKKVYASQRMRAGKGKMRNRRRIQRRGPCIIYNEDNGIIKAFRNIPGITLLNVSKLNILKL APGGHVGRFCIWTESAFRKLDELYGTWRKAASLKSNYNLPMHKMINTDLSRILKSPEIQRALRAPRKKIHRRVLKKNPLK NLRIMLKLNPYAKTMRRNTILRQARNHKLRVDKAAAAAAALQAKSDEKAAVAGKKPVVGKKGKKAAVGVKKQKKPLVGKK AAATKKPAPEKKPAEKKPTTEEKKPAA P36578 60S ribosomal protein L5 Homo sapiens 0.03442678899999999 1 LEVO MGFVKVVKNKAYFKRYQVKFRRRREGKTDYYARKRLVIQDKNKYNTPKYRMIVRVTNRDIICQIAYARIEGDMIVCAAYA HELPKYGVKVGLTNYAAAYCTGLLLARRLLNRFGMDKIYEGQVEVTGDEYNVESIDGQPGAFTCYLDAGLARTTTGNKVF GALKGAVDGGLSIPHSTKRFPGYDSESKEFNAEVHRKHIMGQNVADYMRYLMEEDEDAYKKQFSQYIKNSVTPDMMEEMY KKAHAAIRENPVYEKKPKKEVKKKRWNRPKMSLAQKKDRVAQKKASFLRAQERAAES P46777 60S ribosomal protein L6 Homo sapiens 0.032810175999999996 1 LEVO MAGEKVEKPDTKEKKPEAKKVDAGGKVKKGNLKAKKPKKGKPHCSRNPVLVRGIGRYSRSAMYSRKAMYKRKYSAAKSKV EKKKKEKVLATVTKPVGGDKNGGTRVVKLRKMPRYYPTEDVPRKLLSHGKKPFSQHVRKLRASITPGTILIILTGRHRGK RVVFLKQLASGLLLVTGPLVLNRVPLRRTHQKFVIATSTKIDISNVKIPKHLTDAYFKKKKLRKPRHQEGEIFDTEKEKY EITEQRKIDQKAVDSQILPKIKAIPQLQGYLRSVFALTNGIYPHKLVF Q02878 60S ribosomal protein L7 Homo sapiens 0.029290973 1 LEVO MEGVEEKKKEVPAVPETLKKKRRNFAELKIKRLRKKFAQKMLRKARRKLIYEKAKHYHKEYRQMYRTEIRMARMARKAGN FYVPAEPKLAFVIRIRGINGVSPKVRKVLQLLRLRQIFNGTFVKLNKASINMLRIVEPYIAWGYPNLKSVNELIYKRGYG KINKKRIALTDNALIARSLGKYGIICMEDLIHEIYTVGKRFKEANNFLWPFKLSSPRGGMKKKTTHFVEGGDAGNREDQI NRLIRRMN P18124 60S ribosomal protein L7a Homo sapiens 0.030061784999999997 1 LEVO MPKGKKAKGKKVAPAPAVVKKQEAKKVVNPLFEKRPKNFGIGQDIQPKRDLTRFVKWPRYIRLQRQRAILYKRLKVPPAI NQFTQALDRQTATQLLKLAHKYRPETKQEKKQRLLARAEKKAAGKGDVPTKRPPVLRAGVNTVTTLVENKKAQLVVIAHD VDPIELVVFLPALCRKMGVPYCIIKGKARLGRLVHRKTCTTVAFTQVNSEDKGALAKLVEAIRTNYNDRYDEIRRHWGGN VLGPKSVARIAKLEKAKAKELATKLG P62424 60S ribosomal protein L9 Homo sapiens 0.021899471 1 LEVO MKTILSNQTVDIPENVDITLKGRTVIVKGPRGTLRRDFNHINVELSLLGKKKKRLRVDKWWGNRKELATVRTICSHVQNM IKGVTLGFRYKMRSVYAHFPINVVIQENGSLVEIRNFLGEKYIRRVRMRPGVACSVSQAQKDELILEGNDIELVSNSAAL IQQATTVKNKDIRKFLDGIYVSEKGTVQQADE P32969 60S ribosomal protein L10 Homo sapiens 0.024630061 1 LEVO MGRRPARCYRYCKNKPYPKSRFCRGVPDAKIRIFDLGRKKAKVDEFPLCGHMVSDEYEQLSSEALEAARICANKYMVKSC GKDGFHIRVRLHPFHVIRINKMLSCAGADRLQTGMRGAFGKPQGTVARVHIGQVIMSIRTKLQNKEHVIEALRRAKFKFP GRQKIHISKKWGFTKFNADEFEDMVAEKRLIPDGCGVKYIPSRGPLDKWRALHS P27635 60S ribosomal protein L11 Homo sapiens 0.020288465 1 LEVO MAQDQGEKENPMRELRIRKLCLNICVGESGDRLTRAAKVLEQLTGQTPVFSKARYTVRSFGIRRNEKIAVHCTVRGAKAE EILEKGLKVREYELRKNNFSDTGNFGFGIQEHIDLGIKYDPSIGIYGLDFYVVLGRPGFSIADKKRRTGCIGAKHRISKE EAMRWFQQKYDGIILPGK P62913 60S ribosomal protein L13 Homo sapiens 0.024321682 1 LEVO MAPSRNGMVLKPHFHKDWQRRVATWFNQPARKIRRRKARQAKARRIAPRPASGPIRPIVRCPTVRYHTKVRAGRGFSLEE LRVAGIHKKVARTIGISVDPRRRNKSTESLQANVQRLKEYRSKLILFPRKPSAPKKGDSSAEELKLATQLTGPVMPVRNV YKKEKARVITEEEKNFKAFASLRMARANARLFGIRAKRAKEAAEQDVEKKK P26373 60S ribosomal protein L14 Homo sapiens 0.023840407999999997 1 LEVO MVFRRFVEVGRVAYVSFGPHAGKLVAIVDVIDQNRALVDGPCTQVRRQAMPFKCMQLTDFILKFPHSAHQKYVRQAWQKA DINTKWAATRWAKKIEARERKAKMTDFDRFKVMKAKKMRNRIIKNEVKKLQKAALLKASPKKAPGTKGTAAAAAAAAAAA AAAAKVPAKKITAASKKAPAQKVPAQKATGQKAAPAPKAQKGQKAPAQKAPAPKASGKKA Q6IPH7 60S ribosomal protein L15 Homo sapiens 0.024207285 1 LEVO MGAYKYIQELWRKKQSDVMRFLLRVRCWQYRQLSALHRAPRPTRPDKARRLGYKAKQGYVIYRIRVRRGGRKRPVPKGAT YGKPVHHGVNQLKFARSLQSVAEERAGRHCGALRVLNSYWVGEDSTYKFFEVILIDPFHKAIRRNPDTQWITKPVHKHRE MRGLTSAGRKSRGLGKGHKFHHTIGGSRRAAWRRRNTLQLHRYR P61313 60S ribosomal protein L13a Homo sapiens 0.023633412 1 LEVO MAEVQVLVLDGRGHLLGRLAAIVAKQVLLGRKVVVVRCEGINISGNFYRNKLKYLAFLRKRMNTNPSRGPYHFRAPSRIF WRTVRGMLPHKTKRGQAALDRLKVFDGIPPPYDKKKRMVVPAALKVVRLKPTRKFAYLGRLAHEVGWKYQAVTATLEEKR KEKAKIHYRKKKQLMRLRKQAEKNVEKKIDKYTEVLKTHGLLV P40429 60S ribosomal protein L17 Homo sapiens 0.021443169999999998 1 LEVO MVRYSLDPENPTKSCKSRGSNLRVHFKNTRETAQAIKGMHIRKATKYLKDVTLQKQCVPFRRYNGGVGRCAQAKQWGWTQ GRWPKKSAEFLLHMLKNAESNAELKGLDVDSLVIEHIQVNKAPKMRRRTYRAHGRINPYMSSPCHIEMILTEKEQIVPKP EEEVAQKKKISQKKLKKQKLMARE P18621 60S ribosomal protein L18 Homo sapiens 0.021687676 1 LEVO MGVDIRHNKDRKVRRKEPKSQDIYLRLLVKLYRFLARRTNSTFNQVVLKRLFMSRTNRPPLSLSRMIRKMKLPGRENKTA VVVGTITDDVRVQEVPKLKVCALRVTSRARSRILRAGGKILTFDQLALDSPKGCGTVLLSGPRKGREVYRHFGKAPGTPH SHTKPYVRSKGRKFERARGRRASRGYKN Q07020 60S ribosomal protein L19 Homo sapiens 0.023535280999999998 1 LEVO MSMLRLQKRLASSVLRCGKKKVWLDPNETNEIANANSRQQIRKLIKDGLIIRKPVTVHSRARCRKNTLARRKGRHMGIGK RKGTANARMPEKVTWMRRMRILRRLLRRYRESKKIDRHMYHSLYLKVKGNVFKNKRILMEHIHKLKADKARKKLLADQAE ARRSKTKEARKRREERLQAKKEEIIKTLSKEEETKK P84098 60S ribosomal protein L18a Homo sapiens 0.020808513999999997 1 LEVO MKASGTLREYKVVGRCLPTPKCHTPPLYRMRIFAPNHVVAKSRFWYFVSQLKKMKKSSGEIVYCGQVFEKSPLRVKNFGI WLRYDSRSGTHNMYREYRDLTTAGAVTQCYRDMGARHRARAHSIQIMKVEEIAASKCRRPAVKQFHDSKIKFPLPHRVLR RQHKPRFTTKRPNTFF Q02543 60S ribosomal protein L21 Homo sapiens 0.018609988 1 LEVO MTNTKGKRRGTRYMFSRPFRKHGVVPLATYMRIYKKGDIVDIKGMGTVQKGMPHKCYHGKTGRVYNVTQHAVGIVVNKQV KGKILAKRINVRIEHIKHSKSRDSFLKRVKENDQKKKEAKEKGTWVQLKRQPAPPREAHFVRTNGKEPELLEPIPYEFMA P46778 60S ribosomal protein L22 Homo sapiens 0.014813014999999999 1 LEVO MAPVKKLVVKGGKKKKQVLKFTLDCTHPVEDGIMDAANFEQFLQERIKVNGKAGNLGGGVVTIERSKSKITVTSEVPFSK RYLKYLTKKYLKKNNLRDWLRVVANSKESYELRYFQINQDEEEEEDED P35268 60S ribosomal protein L23 Homo sapiens 0.014892504999999999 1 LEVO MSKRGRGGSSGAKFRISLGLPVGAVINCADNTGAKNLYIISVKGIKGRLNRLPAAGVGDMVMATVKKGKPELRKKVHPAV VIRQRKSYRRKDGVFLYFEDNAGVIVNNKGEMKGSAITGPVAKECADLWPRIASNAGSIA P62829 60S ribosomal protein L24 Homo sapiens 0.017825111 1 LEVO MKVELCSFSGYKIYPGHGRRYARTDGKVFQFLNAKCESAFLSKRNPRQINWTVLYRRKHKKGQSEEIQKKRTRRAVKFQR AITGASLADIMAKRNQKPEVRKAQREQAIRAAKEAKKAKQASKKTAMAAAKAPTKAAPKQKIVKPVKVSAPRVGGKR P83731 60S ribosomal protein L23a Homo sapiens 0.017740192999999998 1 LEVO MAPKAKKEAPAPPKAEAKAKALKAKKAVLKGVHSHKKKKIRTSPTFRRPKTLRLRRQPKYPRKSAPRRNKLDHYAIIKFP LTTESAMKKIEDNNTLVFIVDVKANKHQIKQAVKKLYDIDVAKVNTLIRPDGEKKAYVRLAPDYDALDVANKIGII P62750 60S ribosomal protein L26 Homo sapiens 0.017303363 1 LEVO MKFNPFVTSDRSKNRKRHFNAPSHIRRKIMSSPLSKELRQKYNVRSMPIRKDDEVQVVRGHYKGQQIGKVVQVYRKKYVI YIERVQREKANGTTVHVGIHPSKVVITRLKLDKDRKKILERKAKSRQVGKEKGKYKEETIEKMQE P61254 60S ribosomal protein L27 Homo sapiens 0.015835830999999998 1 LEVO MGKFMKPGKVVLVLAGRYSGRKAVIVKNIDDGTSDRPYSHALVAGIDRYPRKVTAAMGKKKIAKRSKIKSFVKVYNYNHL MPTRYSVDIPLDKTVVNKDVFRDPALKRKARREAKVKFEERYKTGKNKWFFQKLRF P61353 60S ribosomal protein L27a Homo sapiens 0.016604535 1 LEVO MPSRLRKTRKLRGHVSHGHGRIGKHRKHPGGRGNAGGLHHHRINFDKYHPGYFGKVGMKHYHLKRNQSFCPTVNLDKLWT LVSEQTRVNAAKNKTGAAPIIDVVRSGYYKVLGKGKLPKQPVIVKAKFFSRRAEEKIKSVGGACVLVA P46776 60S ribosomal protein L29 Homo sapiens 0.017804275 1 LEVO MAKSKNHTTHNQSRKWHRNGIKKPRSQRYESLKGVDPKFLRNMRFAKKHNKKGLKKMQANNAKAMSARAEAIKALVKPKE VKPKIPKGVSRKLDRLAYIAHPKLGKRARARIAKGLRLCRPKAKAKAKAKDQTKAQAAAPASVPAQAPKRTQAPTKASE P47914 60S ribosomal protein L30 Homo sapiens 0.012805092 1 LEVO MVAAKKTKKSLESINSRLQLVMKSGKYVLGYKQTLKMIRQGKAKLVILANNCPALRKSEIEYYAMLAKTGVHHYSGNNIE LGTACGKYYRVCTLAIIDPGDSDIIRSMPEQTGEK P62888 60S ribosomal protein L31 Homo sapiens 0.014494937999999999 1 LEVO MAPAKKGGEKKKGRSAINEVVTREYTINIHKRIHGVGFKKRAPRALKEIRKFAMKEMGTPDVRIDTRLNKAVWAKGIRNV PYRIRVRLSRKRNEDEDSPNKLYTLVTYVPVTTFKNLQTVNVDEN P62899 60S ribosomal protein L32 Homo sapiens 0.015898932 1 LEVO MAALRPLVKPKIVKKRTKKFIRHQSDRYVKIKRNWRKPRGIDNRVRRRFKGQILMPNIGYGSNKKTKHMLPSGFRKFLVH NVKELEVLLMCNKSYCAEIAHNVSSKNRKAIVERAAQLAIRVTNPNARLRSEENE P62910 60S ribosomal protein L35a Homo sapiens 0.012564743 1 LEVO MSGRLWSKAIFAGYKRGLRNQREHTALLKIEGVYARDETEFYLGKRCAYVYKAKNNTVTPGGKPNKTRVIWGKVTRAHGN SGMVRAKFRSNLPAKAIGHRIRVMLYPSRI P18077 60S ribosomal protein L34 Homo sapiens 0.013326074 1 LEVO MVQRLTYRRRLSYNTASNKTRLSRTPGNRIVYLYTKKVGKAPKSACGVCPGRLRGVRAVRPKVLMRLSKTKKHVSRAYGG SMCAKCVRDRIKRAFLIEEQKIVVKVLKAQAQSQKAK P49207 Ribosomal protein uL29 Homo sapiens 0.021730747999999998 1 LEVO MRRALQGGAPALPGGAGSTTAFLGGGGDEAEPGLPRCGAIGRARRHPAVVAEVSPAYFLFPSERAAALAACAAMAKIKAR DLRGKKKEELLKQLDDLKVELSQLRVAKVTGGAASKLSKIRVVRKSIARVLTVINQTQKENLRKFYKGKKYKPLDLRPKK TRAMRRRLNKHEENLKTKKQQRKERLYPLRKYAVKA 60S ribosomal protein L36 Homo sapiens 0.012290859 1 LEVO MALRYPMAVGLNKGHKVTKNVSKPRHSRRRGRLTKHTKFVRDMIREVCGFAPYERRAMELLKVSKDKRALKFIKKRVGTH IRAKRKREELSNVLAAMRKAAAKKD Q9Y3U8 60S ribosomal protein L37 Homo sapiens 0.011111031999999998 1 LEVO MTKGTSSFGKRRNKTHTLCRRCGSKAYHLQKSTCGKCGYPAKRKRKYNWSAKAKRRNTTGTGRMRHLKIVYRRFRHGFRE GTTPKPKRAAVAASSSS P61927 60S ribosomal protein L38 Homo sapiens 0.008238948 1 LEVO MPRKIEEIKDFLLTARRKDAKSVKIKKNKDNVKFKVRCSRYLYTLVITDKEKAEKLKQSLPPGLAVKELK P63173 60S ribosomal protein L39 Homo sapiens 0.006426759 1 LEVO MSSHKTFRIKRFLAKKQKQNRPIPQWIRMKTGNKIRYNSKRRHWRRTKLGL P62891 Ubiquitin-60S ribosomal protein L40 Homo sapiens 0.011470712999999999 1 LEVO MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEESTLHLVLRLRGGIIEPSLRQLAQKYNCDKMICRKCYARLHPRAVN CRKKKCGHTNNLRPKKKVK A0A3Q0DRJ6 60S ribosomal protein L36a Homo sapiens 0.012476972999999999 1 LEVO MVNVPKTRRTFCKKCGKHQPHKVTQYKKGKDSLYAQGKRRYDRKQSGYGGQTKPIFRKKAKTTKKIVLRLECVEPNCRSK RMLAIKRCKHFELGGDKKRKGQVIQF P83881 60S ribosomal protein L37a Homo sapiens 0.01029935 1 LEVO MAKRTKKVGIVGKYGTRYGASLRKMVKKIEISQHAKYTCSFCGKTKMKRRAVGIWHCGSCMKTVAGGAWTYNTTSAVTVK SAIRRLKELKDQ P61513 60S ribosomal protein L28 Homo sapiens 0.015784621999999998 1 LEVO MSAHLQWMVVRNCSSFLIKRNKQTYSTEPNNLKARNSFRYNGLIHRKTVGVEPAADGKGVVVVIKRRSGQRKPATSYVRT TINKNARATLSSIRHMIRKNKYRPDLRMAAIRRASAILRSQKPVMVKRKRTRPTKSS P46779 Eukaryotic translation initiation factor 6 Homo sapiens 0.026620009999999996 1 LEVO MAVRASFENNCEIGCFAKLTNTYCLVAIGGSENFYSVFEGELSDTIPVVHASIAGCRIIGRMCVGNRHGLLVPNNTTDQE LQHIRNSLPDTVQIRRVEERLSALGNVTTCNDYVALVHPDLDRETEEILADVLKVEVFRQTVADQVLVGSYCVFSNQGGL VHPKTSIEDQDELSSLLQVPLVAGTVNRGSEVIAAGMVVNDWCAFCGLDTTSTELSVVESVFKLNEAQPSTIATSMRDSL IDSLT P56537 MAGNESIUM ION 2.4305e-05 229 MG POTASSIUM ION 3.9098e-05 155 K SODIUM ION 2.299e-05 2 NA (3beta)-O~3~-[(2R)-2,6-dihydroxy-2-(2-methoxy-2-oxoethyl)-6-methylheptanoyl]cephalotaxine 0.0005456209999999999 1 HMT SPERMINE 0.00020234 1 SPM 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID 0.000238305 1 EPE ZINC ION 6.5409e-05 5 ZN water 1.8015e-05 11973 HOH singleParticle particle 7.5 50.0 HEPES 5.0 MgCl2 magnesium chloride 100.0 KCl potassium chloride 2.0 DTT Quantifoil R2/2 COPPER 300 CARBON CONTINUOUS 2.0

Grid was functionalised with 1-pyrenemethylamine. See methods section in published article.

ETHANE 100 277 FEI VITROBOT MARK IV

30 seconds 'wait' time.

FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 50.0 2.7 1.0 1.8 105000.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN GATAN K3 BIOQUANTUM (6k x 4k) 1 9973 2.2 51.0 1 1147785 CTFFIND 4.1 PHASE FLIPPING AND AMPLITUDE CORRECTION 6EK0 1 1.67 FSC 0.143 CUT-OFF RELION 3.1 1088709 MAXIMUM LIKELIHOOD cryoSPARC 3 OTHER RELION 3.1 3 cryoSPARC 3.1

Used to filter out very few bad particles, mostly due to ice contamination.

emd_15113.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 424.448 424.448 424.448 90.0 90.0 90.0 X Y Z -0.20650552 0.60235167 0.0004915363 0.008509719 0.829 0.829 0.829 0.07 AUTHOR ::::EMDATABANK.org::::EMD-15113:::: Postprocessed map. Masked, and sharpened at -40 A2. Must be upsampled 768x768x768 (0.55267 pixel size) for best visualisation and alignment with supplied structure. 6EK0 PDB experimental model AB INITIO MODEL REAL 40.0 emd_15113_msk_1.map emd_15113_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 424.448 424.448 424.448 90.0 90.0 90.0 X Y Z -0.01991019 0.14053366 -0.00002043516 0.003766602 0.829 0.829 0.829 AUTHOR ::::EMDATABANK.org::::EMD-15113:::: Final refinement map. emd_15113_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 424.448 424.448 424.448 90.0 90.0 90.0 X Y Z -0.02049896 0.15757965 -0.000016534137 0.003950318 0.829 0.829 0.829 AUTHOR ::::EMDATABANK.org::::EMD-15113:::: Final refinement half-map 2. emd_15113_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 424.448 424.448 424.448 90.0 90.0 90.0 X Y Z -0.019860243 0.15621555 -0.000016760541 0.003950299 0.829 0.829 0.829 AUTHOR ::::EMDATABANK.org::::EMD-15113:::: Final refinement half-map 1.