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 INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update EXPERIMENTAL_SUMMARY em_admin struct_ref _em_admin.last_update _struct_ref.pdbx_seq_one_letter_code STRUCTURE_SUMMARY chem_comp_atom chem_comp_bond em_admin pdbx_entry_details pdbx_modification_feature _chem_comp_atom.atom_id _chem_comp_atom.pdbx_aromatic_flag _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.value_order _em_admin.last_update _pdbx_entry_details.has_protein_modification DATABASE_REFERENCES atom_site chem_comp_atom chem_comp_bond em_admin 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 _struct_ref.pdbx_seq_one_letter_code PDBe PDBe 2020-09-09 2021-08-18 2021-08-18 2026-06-24 French National Research Agency RIBOTARGET - 18-JAM2-0005-03 France French Infrastructure for Integrated Structural Biology (FRISBI) ANR-10-INBS-05 France European Union (EU) Erasmus+ France French Ministry of Armed Forces France Guyomar C D'Urso G Trans-translation, tmRNA, SmpB, Ribosome, TRANSLATION Guyomar C D'Urso G Chat S Giudice E Gillet R Nat Commun UK 12 4909 4909 2021 34389707 doi:10.1038/s41467-021-24881-4 2041-1723 7abz FULLOVERLAP EMDB EMD-11710 associated EM volume

Structure of pre-accomodated trans-translation complex on E. Coli stalled ribosome.

Structure of pre-accomodated trans-translation complex on E. coli stalled ribosome. Structure of pre-accomodated trans-translation complex on E. coli stalled ribosome. 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 46 47 48 49 50 51 52 53 54 55 56 57 58 Ribosome 1 1 2 3 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 46 47 48 49 50 51 52 53 54 55 56 57 58 Escherichia coli (strain K12) transfer-messenger RNA (tmRNA) 1 4 Escherichia coli (strain K12) SsrA-binding protein and Elongation factor Tu 2 1 5 6 Escherichia coli (strain K12) tRNA-Phe and mRNA 1 7 8 Escherichia coli (strain K12) 23S ribosomal RNA Escherichia coli K-12 0.941832625 1 GGUUAAGCGACUAAGCGUACACGGUGGAUGCCCUGGCAGUCAGAGGCGAUGAAGGACGUGCUAAUCUGCGAUAAGCGUCG GUAAGGUGAUAUGAACCGUUAUAACCGGCGAUUUCCGAAUGGGGAAACCCAGUGUGUUUCGACACACUAUCAUUAACUGA AUCCAUAGGUUAAUGAGGCGAACCGGGGGAACUGAAACAUCUAAGUACCCCGAGGAAAAGAAAUCAACCGAGAUUCCCCC AGUAGCGGCGAGCGAACGGGGAGCAGCCCAGAGCCUGAAUCAGUGUGUGUGUUAGUGGAAGCGUCUGGAAAGGCGCGCGA UACAGGGUGACAGCCCCGUACACAAAAAUGCACAUGCUGUGAGCUCGAUGAGUAGGGCGGGACACGUGGUAUCCUGUCUG AAUAUGGGGGGACCAUCCUCCAAGGCUAAAUACUCCUGACUGACCGAUAGUGAACCAGUACCGUGAGGGAAAGGCGAAAA GAACCCCGGCGAGGGGAGUGAAAAAGAACCUGAAACCGUGUACGUACAAGCAGUGGGAGCACGCUUAGGCGUGUGACUGC GUACCUUUUGUAUAAUGGGUCAGCGACUUAUAUUCUGUAGCAAGGUUAACCGAAUAGGGGAGCCGAAGGGAAACCGAGUC UUAACUGGGCGUUAAGUUGCAGGGUAUAGACCCGAAACCCGGUGAUCUAGCCAUGGGCAGGUUGAAGGUUGGGUAACACU AACUGGAGGACCGAACCGACUAAU(1MG)(PSU)(5MU)GAAAAAUUAGCGGAUGACUUGUGGCUGGGGGUGAAAGGCCA AUCAAACCGGGAGAUAGCUGGUUCUCCCCGAAAGCUAUUUAGGUAGCGCCUCGUGAAUUCAUCUCCGGGGGUAGAGCACU GUUUCGGCAAGGGGGUCAACCCGACUUACCAACCCGAUGCAAACUGCGAAUACCGGAGAAUGUUAUCACGGGAGACACAC GGCGGG(PSU)GCUAACGUCCGUCGUGAAGAGGGAAACAACCCAGACCGCCAGCUAAGGUCCCAAAGUCAUGGUUAAGUG GGAAACGAUGUGGGAAGGCCCAGACAGCCAGGAUGUUGGCUUAGAAGCAGCCAUCAUUUAAAGAAAGCGUAAUAGCUCAC UGGUCGAGUCGGCCUGCGCGGAAGAUGUAACGGGGCUAAACCAUGCACCGAAGCUGCGGCAGCGACGCUUAUGCGUUGUU GGGUAGGGGAGCGUUCUGUAAGCCUGCGAAGGUGUGCUGUGAGGCAUGCUGGAGGUAUCAGAAGUGCGAAUGCUGACAUA AGUAACGAUAAAGCGGGUGAAAAGCCCGCUCGCCGGAAGACCAAGGGUUCCUGUCCAACGUUAAUCGGGGCAGGGUGAGU CGACCCCUAAGGCGAGGCCGAAAGGCGUAGUCGAUGGGAAACAGGUUAAUAUUCCUGUACUUGGUGUUACUGCGAAGGGG GGACGGAGAAGGCUAUGUUGGCCGGGCGACGGUUGUCCCGGUUUAAGCGUGUAGGCUGGUUUUCCAGGCAAAUCCGGAAA AUCAAGGCUGAGGCGUGAUGACGAGGCACUACGGUGCUGAAGCAACAAAUGCCCUGCUUCCAGGAAAAGCCUCUAAGCAU CAGGUAACAUCAAAUCGUACCCCAAACCGACAC(6MZ)GGUGGUCAGGUAGAGAAUACCAAGGCGCUUGAGAGAACUCGG GUGAAGGAACUAGGCAAAAUGGUGCCGUAACUUCGGGAGAAGGCACGCUGAUAUGUAGGUGAGGUCCCUCGCGGAUGGAG CUGAAAUCAGUCGAAGAUACCAGCUGGCUGCAACUGUUUAUUAAAAACACAGCACUGUGCAAACACGAAAGUGGACGUAU ACGGUGUGACGCCU(2MG)CCCGGUGCCGGAAGGUUAAUUGAUGGGGUUAGCGCAAGCGAAGCUCUUGAUCGAAGCCCCG GUAAACGGCGGCCG(PSU)AAC(3TD)A(PSU)AACGGUCCUAAGGUAGCGAAA(5MU)UCCUUGUCGGGUAAGUUCCGA C(5MC)UGCACGAAUGGCGUAAUGAUGGCCAGGCUGUCUCCACCCGAGACUCAGUGAAAUUGAACUCGCUGUG(6MZ)AG AUGCAGUGUACCCGCGGCAAGACGGAAAGACCCCGU(G7M)AACCUUUACUAUAGCUUGACACUGAACAUUGAGCCUUGA UGUGUAGGAUAGGUGGGAGGCUUUGAAGUGUGGACGCCAGUCUGCAUGGAGCCGACCUUGAAAUACCACCCUUUAAUGUU UGAUGUUCUAACGUUGACCCGUAAUCCGGGUUGCGGACAGUGUCUGGUGGGUAGUUUGACUG(OMG)GGCGGUCUCCUCC UAAAGAGUAACGGAGGAGCACGAAGGUUGGCUAAUCCUGGUCGGACAUCAGGAGGUUAGUGCAAUGGCAUAAGCCAGCUU GACUGCGAGCGUGACGGCGCGAGCAGGUGCGAAAGCAGGUCAUAGUGAUCCGGUGGUUCUGAAUGGAAGGGCCAUCGCUC AACGGAUAAAAGGUACUCCG(2MG)GGAUAACAGGC(PSU)GAUACCGCCCAAGAGUUCAUAUCGACGGCGGUGUUUGGC A(OMC)CUCG(2MA)(PSU)GUCGGCUCAUCACAUCCUGGGGCUGAAGUAGGUCCCAAGGGUAUGGC(OMU)GUUCGCCA UUUAAAGUGGUACGCGAGC(PSU)GGGUUUAGAACGUCGUGAGACAGU(PSU)CGGUCCCUAUCUGCCGUGGGCGCUGGA GAACUGAGGGGGGCUGCUCCUAGUACGAGAGGACCGGAGUGGACGCAUCACUGGUGUUCGGGUUGUCAUGCCAAUGGCAC UGCCCGGUAGCUAAAUGCGGAAGAGAUAAGUGCUGAAAGCAUCUAAGCACGAAACUUGCCCCGAGAUGAGUUCUCCCUGA CCCUUUAAGGGUCCUGAAGGAACGUUGAAGACGACGACGUUGAUAGGCCGGGUGUGUAAGCGCAGCGAUGCGUUGAGCUA ACCGGUACUAAUGAACCGUGAGGCUUAACCUU 16S ribosomal RNA Escherichia coli K-12 0.49921499999999996 1 AAUUGAAGAGUUUGAUCAUGGCUCAGAUUGAACGCUGGCGGCAGGCCUAACACAUGCAAGUCGAACGGUAACAGGAAGAA GCUUGCUUCUUUGCUGACGAGUGGCGGACGGGUGAGUAAUGUCUGGGAAACUGCCUGAUGGAGGGGGAUAACUACUGGAA ACGGUAGCUAAUACCGCAUAACGUCGCAAGACCAAAGAGGGGGACCUUCGGGCCUCUUGCCAUCGGAUGUGCCCAGAUGG GAUUAGCUAGUAGGUGGGGUAACGGCUCACCUAGGCGACGAUCCCUAGCUGGUCUGAGAGGAUGACCAGCCACACUGGAA CUGAGACACGGUCCAGACUCCUACGGGAGGCAGCAGUGGGGAAUAUUGCACAAUGGGCGCAAGCCUGAUGCAGCCAUGCC GCGUGUAUGAAGAAGGCCUUCGGGUUGUAAAGUACUUUCAGCGGGGAGGAAGGGAGUAAAGUUAAUACCUUUGCUCAUUG ACGUUACCCGCAGAAGAAGCACCGGCUAACUCCG(PSU)GCCAGCAGCC(G7M)CGGUAAUACGGAGGGUGCAAGCGUUA AUCGGAAUUACUGGGCGUAAAGCGCACGCAGGCGGUUUGUUAAGUCAGAUGUGAAAUCCCCGGGCUCAACCUGGGAACUG CAUCUGAUACUGGCAAGCUUGAGUCUCGUAGAGGGGGGUAGAAUUCCAGGUGUAGCGGUGAAAUGCGUAGAGAUCUGGAG GAAUACCGGUGGCGAAGGCGGCCCCCUGGACGAAGACUGACGCUCAGGUGCGAAAGCGUGGGGAGCAAACAGGAUUAGAU ACCCUGGUAGUCCACGCCGUAAACGAUGUCGACUUGGAGGUUGUGCCCUUGAGGCGUGGCUUCCGGAGCUAACGCGUUAA GUCGACCGCCUGGGGAGUACGGCCGCAAGGUUAAAACUCAAAUGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUG GUUUAAUUCGAU(2MG)(5MC)AACGCGAAGAACCUUACCUGGUCUUGACAUCCACGGAAGUUUUCAGAGAUGAGAAUGU GCCUUCGGGAACCGUGAGACAGGUGCUGCAUGGCUGUCGUCAGCUCGUGUUGUGAAAUGUUGGGUUAAGUCCCGCAACGA GCGCAACCCUUAUCCUUUGUUGCCAGCGGUCCGGCCGGGAACUCAAAGGAGACUGCCAGUGAUAAACUGGAGGAAGGUGG GGAUGACGUCAAGUCAUCAUG(2MG)CCCUUACGACCAGGGCUACACACGUGCUACAAUGGCGCAUACAAAGAGAAGCGA CCUCGCGAGAGCAAGCGGACCUCAUAAAGUGCGUCGUAGUCCGGAUUGGAGUCUGCAACUCGACUCCAUGAAGUCGGAAU CGCUAGUAAUCGUGGAUCAGAAUGCCACGGUGAAUACGUUCCCGGGCCUUGUACACACCG(4OC)CCGU(5MC)ACACCA UGGGAGUGGGUUGCAAAAGAAGUAGGUAGCUUAACCUUCGGGAGGGCGCUUACCACUUUGUGAUUCAUGACUGGGGUGAA GUCG(UR3)AACAAGGUAACCGUAGG(2MG)G(MA6)(MA6)CCUGCGGUUGGAUCACCUCCUU 5S ribosomal RNA Escherichia coli K-12 0.038177762000000004 1 GCCUGGCGGCCGUAGCGCGGUGGUCCCACCUGACCCCAUGCCGAACUCAGAAGUGAAACGCCGUAGCGCCGAUGGUAGUG UGGGGUCUCCCCAUGCGAGAGUAGGGAACUGCCAGGCA transfer-messenger RNA (tmRNA) Escherichia coli K-12 0.11721229700000001 1 GGGGCUGAUUCUGGAUUCGACGGGAUUUGCGAAACCCAAGGUGCAUGCCGAGGGGCGGUUGGCCUCGUAAAAAGCCGCAA AAAAUAGUCGCAAACGACGAAAACUACGCUUUAGCAGCUUAAUAACCUGCUUAGAGCCCUCUCUCCCUAGCCUCCGCUCU UAGGACGGGGAUCAAGAGAGGUCAAACCCAAAAGAGAUCGCGUGGAAGCCCUGCCUGGGGUUGAAGCGUUAAAACUUAAU CAGGCUAGUUUGUUAGUGGCGUGUCCGUCCGCAGCUGGCAAGCGAAUGUAAAGACUGACUAAGCAUGUAGUACCGAGGAU GUAGGAAUUUCGGACGCGGG(5MU)(PSU)CAAC(PSU)CCCGCCAGCUCCACCA SsrA-binding protein Escherichia coli K-12 0.016776313999999997 1 Escherichia coli BL21(DE3) LEVO IALNKRARHEYFIEEEFEAGLALQGWEVKSLRAGKANISDSYVLLRDGEAFLFGANITPMAVASTHVVCDPTRTRKLLLN QRELDSLYGRVNREGYTVVALSLYWKNAWCKVKIGVAKGKKQHDKRSDIKEREWQVDKARIMKNAH P0A832 Elongation factor Tu 2 Escherichia coli K-12 0.043370492 1 Escherichia coli BL21(DE3) LEVO MSKEKFERTKPHVNVGTIGHVDHGKTTLTAAITTVLAKTYGGAARAFDQIDNAPEEKARGITINTSHVEYDTPTRHYAHV DCPGHADYVKNMITGAAQMDGAILVVAATDGPMPQTREHILLGRQVGVPYIIVFLNKCDMVDDEELLELVEMEVRELLSQ YDFPGDDTPIVRGSALKALEGDAEWEAKILELAGFLDSYIPEPERAIDKPFLLPIEDVFSISGRGTVVTGRVERGIIKVG EEVEIVGIKETQKSTCTGVEMFRKLLDEGRAGENVGVLLRGIKREEIERGQVLAKPGTIKPHTKFESEVYILSKDEGGRH TPFFKGYRPQFYFRTTDVTGTIELPEGVEMVMPGDNIKMVVTLIHPIAMDDGLRFAIREGGRTVGAGVVAKVLS P0CE48 tRNA-Phe Escherichia coli K-12 0.024745978999999998 1 GCCCGGA(4SU)AGCUCAGUCGGUAGAGCAGGGGA(PSU)UGAA(MIA)A(PSU)CCCCGU(G7M)(3AU)CCUUGG (5MU)(PSU)CGAUUCCGAGUCCGGGCACCA mRNA Escherichia coli K-12 0.00488993 1 AGGAGGUGAGGUUUU 50S ribosomal protein L27 Escherichia coli K-12 0.008547757999999999 1 LEVO AGGSTRNGRDSEAKRLGVKRFGGESVLAGSIIVRQRGTKFHAGANVGCGRDHTLFAKADGKVKFEVKGPKNRKFISIEAE A0A4S5B340 50S ribosomal protein L2 Escherichia coli K-12 0.029663244 1 LEVO AVVKCKPTSPGRRHVVKVVNPELHKGKPFAPLLEKNSKSGGRNNNGRITTRHIGGGHKQAYRIVDFKRNKDGIPAVVERL EYDPNRSANIALVLYKDGERRYILAPKGLKAGDQIQSGVDAAIKPGNTLPMRNIPVGSTVHNVEMKPGKGGQLARSAGTY VQIVARDGAYVTLRLRSGEMRKVEADCRATLGEVGNAEHMLRVLGKAGAARWRGVRPTVRGTAMNPVDHPHGGGEGRNFG KHPVTPWGVQTKGKKTRSNKRTDKFIVRRRS P60422 50S ribosomal protein L3 Escherichia coli K-12 0.022277534999999998 1 LEVO MIGLVGKKVGMTRIFTEDGVSIPVTVIEVEANRVTQVKDLANDGYRAIQVTTGAKKANRVTKPEAGHFAKAGVEAGRGLW EFRLAEGEEFTVGQSISVELFADVKKVDVTGTSKGKGFAGTVKRWNFRTQDATHGNSLSHRVPGSIGQNQTPGKVFKGKK MAGQMGNERVTVQSLDVVRVDAERNLLLVKGAVPGATGSDLIVKPAVKA P60438 50S ribosomal protein L4 Escherichia coli K-12 0.022121566 1 LEVO MELVLKDAQSALTVSETTFGRDFNEALVHQVVVAYAAGARQGTRAQKTRAEVTGSGKKPWRQKGTGRARSGSIKSPIWRS GGVTFAARPQDHSQKVNKKMYRGALKSILSELVRQDRLIVVEKFSVEAPKTKLLAQKLKDMALEDVLIITGELDENLFLA ARNLHKVDVRDATGIDPVSLIAFDKVVMTADAVKQVEEMLA P60723 50S ribosomal protein L5 Escherichia coli K-12 0.020073234 1 LEVO AKLHDYYKDEVVKKLMTEFNYNSVMQVPRVEKITLNMGVGEAIADKKLLDNAAADLAAISGQKPLITKARKSVAGFKIRQ GYPIGCKVTLRGERMWEFFERLITIAVPRIRDFRGLSAKSFDGRGNYSMGVREQIIFPEIDYDKVDRVRGLDITITTTAK SDEEGRALLAAFDFPFR P62399 50S ribosomal protein L6 Escherichia coli K-12 0.018801598 1 LEVO SRVAKAPVVVPAGVDVKINGQVITIKGKNGELTRTLNDAVEVKHADNTLTFGPRDGYADGWAQAGTARALLNSMVIGVTE GFTKKLQLVGVGYRAAVKGNVINLSLGFSHPVDHQLPAGITAECPTQTEIVLKGADKQVIGQVAADLRAYRRPEPYKGKG VRYADEVVRTKEAKKK P0AG55 50S ribosomal protein L9 Escherichia coli K-12 0.01578902 1 LEVO MQVILLDKVANLGSLGDQVNVKAGYARNFLVPQGKAVPATKKNIEFFEARRAELEAKLAEVLAAANARAEKINALETVTI ASKAGDEGKLFGSIGTRDIADAVTAAGVEVAKSEVRLPNGVLRTTGEHEVSFQVHSEVFAKVIVNVVAE P0A7R1 50S ribosomal protein L10 Escherichia coli K-12 0.013981147000000001 1 LEVO ALNLQDKQAIVAEVSEVAKGALSAVVADSRGVTVDKMTELRKAGREAGVYMRVVRNTLLRRAVEGTPFECLKDAFVGPTL IAYSMEHPGAAARLFKEFAKANAKFEVKAAAFEGELIPASQIDRLATLPT P0A7J3 50S ribosomal protein L11 Escherichia coli K-12 0.014894361999999998 1 LEVO MAKKVQAYVKLQVAAGMANPSPPVGPALGQQGVNIMEFCKAFNAKTDSIEKGLPIPVVITVYADRSFTFVTKTPPAAVLL KKAAGIKSGSGKPNKDKVGKISRAQLQEIAQTKAADMTGADIEAMTRSIEGTARSMGLVVED P0A7J7 50S ribosomal protein L13 Escherichia coli K-12 0.016050606 1 LEVO MKTFTAKPETVKRDWYVVDATGKTLGRLATELARRLRGKHKAEYTPHVDTGDYIIVLNADKVAVTGNKRTDKVYYHHTGH IGGIKQATFEEMIARRPERVIEIAVKGMLPKGPLGRAMFRKLKVYAGNEHNHAAQQPQVLDI P0AA10 50S ribosomal protein L14 Escherichia coli K-12 0.01345191 1 LEVO MIQEQTMLNVADNSGARRVMCIKVLGGSHRRYAGVGDIIKITIKEAIPRGKVKKGDVLKAVVVRTKKGVRRPDGSVIRFD GNACVLLNNNSEQPIGTRIFGPVTRELRSEKFMKIISLAPEV P0ADY3 50S ribosomal protein L15 Escherichia coli K-12 0.015008470999999999 1 LEVO MRLNTLSPAEGSKKAGKRLGRGIGSGLGKTGGRGHKGQKSRSGGGVRRGFEGGQMPLYRRLPKFGFTSRKAAITAEIRLS DLAKVEGGVVDLNTLKAANIIGIQIEFAKVILAGEVTTPVTVRGLRVTKGARAAIEAAGGKIEE P02413 50S ribosomal protein L16 Escherichia coli K-12 0.015327261

Modified residue at position 81 (2S,3R)-2-azanyl-5-carbamimidamido-3-oxidanyl-pentanoic acid

1 LEVO MLQPKRTKFRKMHKGRNRGLAQGTDVSFGSFGLKAVGRGRLTARQIEAARRAMTRAVKRQGKIWIRVFPDKPITEKPLAV (4D4)MGKGKGNVEYWVALIQPGKVLYEMDGVPEELAREAFKLAAAKLPIKTTFVTKTVM P0ADY7 50S ribosomal protein L17 Escherichia coli K-12 0.013721938 1 LEVO MRHRKSGRQLNRNSSHRQAMFRNMAGSLVRHEIIKTTLPKAKELRRVVEPLITLAKTDSVANRRLAFARTRDNEIVAKLF NELGPRFASRAGGYTRILKCGFRAGDNAPMAYIELVDRSE P0AG44 50S ribosomal protein L18 Escherichia coli K-12 0.012663470999999999 1 LEVO DKKSARIRRATRARRKLQELGATRLVVHRTPRHIYAQVIAPNGSEVLVAASTVEKAIAEQLKYTGNKDAAAAVGKAVAER ALEKGIKDVSFDRSGFQYHGRVQALADAAREAGLQF P0C018 50S ribosomal protein L19 Escherichia coli K-12 0.013028082 1 LEVO SNIIKQLEQEQMKQDVPSFRPGDTVEVKVWVVEGSKKRLQAFEGVVIAIRNRGLHSAFTVRKISNGEGVERVFQTHSPVV DSISVKRRGAVRKAKLYYLRERTGKAARIKERLN P0A7K6 50S ribosomal protein L20 Escherichia coli K-12 0.013396828 1 LEVO ARVKRGVIARARHKKILKQAKGYYGARSRVYRVAFQAVIKAGQYAYRDRRQRKRQFRQLWIARINAAARQNGISYSKFIN GLKKASVEIDRKILADIAVFDKVAFTALVEKAKAALA P0A7L3 50S ribosomal protein L21 Escherichia coli K-12 0.011586374 1 LEVO MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIKAEVVAHGRGEKVKIVKFRRR KHYRKQQGHRQWFTDVKITGISA P0AG48 50S ribosomal protein L22 Escherichia coli K-12 0.012253359 1 LEVO METIAKHRHARSSAQKVRLVADLIRGKKVSQALDILTYTNKKAAVLVKKVLESAIANAEHNDGADIDDLKVTKIFVDEGP SMKRIMPRAKGRADRILKRTSHITVVVSDR P61175 50S ribosomal protein L23 Escherichia coli K-12 0.010546472 1 LEVO MIREERLLKVLRAPHVSEKASTAMEKSNTIVLKVAKDATKAEIKAAVQKLFEVEVEVVNTLVVKGKVKRHGQRIGRRSDW KKAYVTLKEGQNL P0ADZ0 50S ribosomal protein L24 Escherichia coli K-12 0.011078873999999999 1 LEVO AAKIRRDDEVIVLTGKDKGKRGKVKNVLSSGKVIVEGINLVKKHQKPVPALNQPGGIVEKEAAIQVSNVAIFNAATGKAD RVGFRFEDGKKVRFFKSNSETI P60624 50S ribosomal protein L25 Escherichia coli K-12 0.010713465 1 LEVO MFTINAEVRKEQGKGASRRLRAANKFPAIIYGGKEAPLAIELDHDKVMNMQAKAEFYSEVLTIVVDGKEIKVKAQDVQRH PYKPKLQHIDFVRA P68919 50S ribosomal protein L28 Escherichia coli K-12 0.008896353999999999 1 LEVO SRVCQVTGKRPVTGNNRSHALNATKRRFLPNLHSHRFWVESEKRFVTLRVSAKGMRVIDKKGIDTVLAELRARGEKY P0A7M2 50S ribosomal protein L29 Escherichia coli K-12 0.007155267 1 LEVO KAKELREKSVEELNTELLNLLREQFNLRMQAASGQLQQSHLLKQVRRDVARVKTLLNEKAGA P0A7M6 50S ribosomal protein L30 Escherichia coli K-12 0.006423625 1 LEVO AKTIKITQTRSAIGRLPKHKATLLGLGLRRIGHTVEREDTPAIRGMINAVSFMVKVEE P0AG51 50S ribosomal protein L32 Escherichia coli K-12 0.006332249 1 LEVO AVQQNKPTRSKRGMRRSHDALTAVTSLSVDKTSGEKHLRHHITADGYYRGRKVIAK P0A7N4 50S ribosomal protein L33 Escherichia coli K-12 0.005814842 1 LEVO GIREKIKLVSSAGTGHFYTTTKNKRTKPEKLELKKFDPVVRQHVIYKEAK P0A7N9 50S ribosomal protein L34 Escherichia coli K-12 0.005397463 1 LEVO MKRTFQPSVLKRNRSHGFRARMATKNGRQVLARRRAKGRARLTVSK P0A7P5 50S ribosomal protein L35 Escherichia coli K-12 0.007181835 1 LEVO PKIKTVRGAAKRFKKTGKGGFKHKHANLRHILTKKATKRKRHLRPKAMVSKGDLGLVIACLPYA P0A7Q1 50S ribosomal protein L36 Escherichia coli K-12 0.00437739 1 LEVO MKVRASVKKLCRNCKIVKRDGVIRVICSAEPKHKQRQG P0A7Q6 30S ribosomal protein S2 Escherichia coli K-12 0.024971763999999997 1 LEVO VSMRDMLKAGVHFGHQTRYWNPKMKPFIFGARNKVHIINLEKTVPMFNEALAELNKIASRKGKILFVGTKRAASEAVKDA ALSCDQFFVNHRWLGGMLTNWKTVRQSIKRLKDLETQSQDGTFDKLTKKEALMRTRELEKLENSLGGIKDMGGLPDALFV IDADHEHIAIKEANNLGIPVFAIVDTNSDPDGVDFVIPGNDDAIRAVTLYLGAVAATVREGRSQ P0A7V0 30S ribosomal protein S3 Escherichia coli K-12 0.023078784999999997 1 LEVO GQKVHPNGIRLGIVKPWNSTWFANTKEFADNLDSDFKVRQYLTKELAKASVSRIVIERPAKSIRVTIHTARPGIVIGKKG EDVEKLRKVVADIAGVPAQINIAEVRKPELDAKLVADSITSQLERRVMFRRAMKRAVQNAMRLGAKGIKVEVSGRLGGAE IARTEWYREGRVPLHTLRADIDYNTSEAHTTYGVIGVKVWIFKGEI P0A7V3 30S ribosomal protein S4 Escherichia coli K-12 0.023383002 1 LEVO ARYLGPKLKLSRREGTDLFLKSGVRAIDTKCKIEQAPGQHGARKPRLSDYGVQLREKQKVRRIYGVLERQFRNYYKEAAR LKGNTGENLLALLEGRLDNVVYRMGFGATRAEARQLVSHKAIMVNGRVVNIASYQVSPNDVVSIREKAKKQSRVKAALEL AEQREKPTWLEVDAGKMEGTFKRKPERSDLSADINEHLIVELYSK P0A7V8 30S ribosomal protein S5 Escherichia coli K-12 0.017659446999999998 1 LEVO MAHIEKQAGELQEKLIAVNRVSKTVKGGRIFSFTALTVVGDGNGRVGFGYGKAREVPAAIQKAMEKARRNMINVALNNGT LQHPVKGVHTGSRVFMQPASEGTGIIAGGAMRAVLEVAGVHNVLAKAYGSTNPINVVRATIDGLENMNSPEMVAAKRGKS KEEILGK P0A7W1 30S ribosomal protein S6 Escherichia coli K-12 0.011669370999999998 1 LEVO MRHYEIVFMVHPDQSEQVPGMIERYTAAITGAEGKIHRLEDWGRRQLAYPINKLHKAHYVLMNVEAPQEVIDELETTFRF NDAVIRSMVMRTKHAVTEAS P02358 30S ribosomal protein S7 Escherichia coli K-12 0.016861523 1 LEVO PRRRVIGQRKILPDPKFGSELLAKFVNILMVDGKKSTAESIVYSALETLAQRSGKSELEAFEVALENVRPTVEVKSRRVG GSTYQVPVEVRPVRRNALAMRWIVEAARKRGDKSMALRLANELSDAAENKGTAVKKREDVHRMAEANKAFA P02359 30S ribosomal protein S8 Escherichia coli K-12 0.014015361 1 LEVO SMQDPIADMLTRIRNGQAANKAAVTMPSSKLKVAIANVLKEEGFIEDFKVEGDTKPELELTLKYFQGKAVVESIQRVSRP GLRIYKRKDELPKVMAGLGIAVVSTSKGVMTDRAARQAGLGGEIICYVA P0A7W7 30S ribosomal protein S9 Escherichia coli K-12 0.014554881999999998 1 LEVO NQYYGTGRRKSSAARVFIKPGNGKIVINQRSLEQYFGRETARMVVRQPLELVDMVEKLDLYITVKGGGISGQAGAIRHGI TRALMEYDESLRSELRKAGFVTRDARQVERKKVGLRKARRRPQFSKR P0A7X3 30S ribosomal protein S10 Escherichia coli K-12 0.011196988 1 LEVO RIRIRLKAFDHRLIDQATAEIVETAKRTGAQVRGPIPLPTRKERFTVLISPHVNKDARDQYEIRTHLRLVDIVEPTEKTV DALMRLDLAAGVDVQISL P0A7R5 30S ribosomal protein S11 Escherichia coli K-12 0.0124872 1 LEVO RKQVSDGVAHIHASFNNTIVTITDRQGNALGWATAGGSGFRGSRKSTPFAAQVAAERCADAVKEYGIKNLEVMVKGPGPG RESTIRALNAAGFRITNITDVTPIPHNGCRPPKKRRV P0A7R9 30S ribosomal protein S12 Escherichia coli K-12 0.013683052999999999

modified residue position 88 (3S)-3-(methylsulfanyl)-L-aspartic acid

1 LEVO ATVNQLVRKPRARKVAKSNVPALEACPQKRGVCTRVYTTTPKKPNSALRKVCRVRLTNGFEVTSYIGGEGHNLQEHSVIL IRGGRVK(0TD)LPGVRYHTVRGALDCSGVKDRKQARSKYGVKRPKA P0A7S3 30S ribosomal protein S13 Escherichia coli K-12 0.012625753 1 LEVO ARIAGINIPDHKHAVIALTSIYGVGKTRSKAILAAAGIAEDVKISELSEGQIDTLRDEVAKFVVEGDLRREISMSIKRLM DLGCYRGLRHRRGLPVRGQRTKTNARTRKGPRKP P0A7S9 30S ribosomal protein S14 Escherichia coli K-12 0.011475363999999998 1 LEVO AKQSMKAREVKRVALADKYFAKRAELKAIISDVNASDEDRWNAVLKLQTLPRDSSPSRQRNRCRQTGRPHGFLRKFGLSR IKVREAAMRGEIPGLKKASW P0AG59 30S ribosomal protein S15 Escherichia coli K-12 0.010159620999999999 1 LEVO SLSTEATAKIVSEFGRDANDTGSTEVQVALLTAQINHLQGHFAEHKKDHHSRRGLLRMVSQRRKLLDYLKRKDVARYTQL IERLGLRR P0ADZ4 30S ribosomal protein S16 Escherichia coli K-12 0.009207571999999999 1 LEVO MVTIRLARHGAKKRPFYQVVVADSRNARNGRFIERVGFFNPIASEKEEGTRLDLDRIAHWVGQGATISDRVAALIKEVNK AA P0A7T3 30S ribosomal protein S17 Escherichia coli K-12 0.009263946 1 LEVO KIRTLQGRVVSDKMEKSIVVAIERFVKHPIYGKFIKRTTKLHVHDENNECGIGDVVEIRECRPLSKTKSWTLVRVVEKAV P0AG63 30S ribosomal protein S18 Escherichia coli K-12 0.006466477 1 LEVO EIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAIKRARYLSLLPYTDRH P0A7T7 30S ribosomal protein S19 Escherichia coli K-12 0.009057626 1 LEVO RSLKKGPFIDLHLLKKVEKAVESGDKKPLRTWSRRSTIFPNMIGLTIAVHNGRQHVPVFVTDEMVGHKLGEFAPTRTYR P0A7U3 30S ribosomal protein S20 Escherichia coli K-12 0.00950619 1 LEVO NIKSAKKRAIQSEKARKHNASRRSMMRTFIKKVYAAIEAGDKAAAQKAFNEMQPIVDRQAAKGLIHKNKAARHKANLTAQ INKLA P0A7U7 30S ribosomal protein S21 Escherichia coli K-12 0.006629743999999999 1 LEVO PVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHA P68679 MAGNESIUM ION 2.4305e-05 192 MG KIRROMYCIN 0.0007969429999999999 1 KIR GUANOSINE-5'-DIPHOSPHATE 0.000443201 1 GDP ZINC ION 6.5409e-05 1 ZN singleParticle particle 7.5 5.0 C8H18N2O4S-KOH Hepes-KOH 9.0 MgOAC Magnesium acetate 50.0 KCl Potassium Chloride 10.0 NH4Cl Amonium Chloride 1.0 C4H10O2S2 Dithiothreitol Quantifoil R2/2 COPPER CARBON HOLEY GLOW DISCHARGE 30 OTHER

10mA

ETHANE 100 298 FEI VITROBOT MARK III

blot for 3.5 seconds before plunging.

FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 0.01 -1.0 -3.0 105000.0 NITROGEN Microscope was modified with a Cs corrector GATAN K2 BASE (4k x 4k) 3710 3838 4343 59016 8.0 35.0 1 59016 Gctf 1.0.6 NONE 4YBB

low pass filtered to 40A

1 3.21 FSC 0.143 CUT-OFF RELION 3.0.8 18452 MAXIMUM LIKELIHOOD RELION 3.0.8 MAXIMUM LIKELIHOOD RELION 3.0.8 3 RELION 3.0.8 4YBB PDB experimental model OTHER REAL emd_11710_msk_1.map emd_11710_additional_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -5.8357 19.154598 0.0010381378 0.9357625 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion Multibody map of the 50S subunit, sharpened with phenix emd_11710_additional_3.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -6.5846076 21.972847000000002 0.0002810923 0.9019223 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion Multibody map of the 30S Body domain, sharpened with phenix emd_11710_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -0.011719107 0.046140686 0.000009274771 0.0025735833 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion unfiltered full map emd_11710_additional_4.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -7.62333 27.809887 -0.0002602103 0.953728 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion Multibody map of the 30S Head domain, sharpened with phenix emd_11710_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -0.071359895 0.12982763 0.00000083860726 0.009840836 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion unfiltered half map 1 emd_11710_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 416 416 416 0 0 0 416 416 416 446.784 446.784 446.784 90.0 90.0 90.0 X Y Z -0.08250168 0.11188017 0.0000022606896 0.00984529 1.074 1.074 1.074 AUTHOR ::::EMDATABANK.org::::EMD-11710:::: Relion unfiltered half map 2