2025-09-17 REL PDBj INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY database_2 em_admin _database_2.pdbx_DOI _database_2.pdbx_database_accession _em_admin.last_update EXPERIMENTAL_SUMMARY em_admin em_software _em_admin.last_update _em_software.name EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update STRUCTURE_SUMMARY em_admin em_software pdbx_modification_feature _em_admin.last_update _em_software.name STRUCTURE_SUMMARY em_admin pdbx_modification_feature pdbx_validate_close_contact struct_conn _em_admin.last_update PDBj PDBj 2016-10-11 2017-02-01 2017-02-01 2025-09-17 MOE AcRF Tier 1, 2014-T1-001-019 (RG32/14) Singapore Ahmed T Yin Z Cryo-EM, ribosome, chloro-ribosome Ahmed T Yin Z Bhushan S Sci Rep UK 6 35793 35793 2016 27762343 doi:10.1038/srep35793 2045-2322 5h1s FULLOVERLAP EMDB EMD-9572 associated EM volume

Structure of the large subunit of the chloro-ribosome

Chloro-ribosome 50S Chloro-ribosome 50S 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 Spinacia oleracea 1.7 23S rRNA Spinacia oleracea 0.91134425 1 UUCAAACGAGGAAAGGCUUACGGUGGAUACCUAGGCACCCAGAGACGAGGAAGGGCGUAUUAAUCGACGAAAUGCUUCGG GGAGUUGAAAAUAAGCAGAGAUCCGGAGAUUCCCGAAUAGGUCAACCUUUCGAACUUCUGCUGAAUCCAUGGGCAGGCAA GAGACAACCUGGCGAACUGAAACAUCUUAGUAGCCAGAGGAAAAGAAAGCAAAAGCGAUUCCCGUAGUAGCGGCGAGCGA AAUGGGAGCAGCCUAAACCGUGAAAACGGGGUUGUGGGAGAGCAAUACAAGCGUCGUGCUGCUAGGCGAAUCAGUGGAGU GCGGAACCCUAGAUGGUGAAAGUCCAGUAGCCGAAAGCAUCACUAGCUUAUGCUCUGACCCGAGUAGCAUGGGGCACGUG GAAUCCCGUGUGAAUCAGCAAGGACCACCUUGCAAGGCUAAAUACUCCUGGGUGACCGAUAGCGAAGUAGUACCGUGAGG GAAGGGUGAAAAGAACCCCCAUCGGGGAGUGAAAUAGAACAUGAAACCGUAAGCUCUCAAGCAGUGGGAGGGGGACCAGA CCCUGACCGCGUGCCUGUUGAAGAAUGAGCCGGCGACUCAUAGGCAGUGGCUUGGUUAAGGGAACCCACCGGAGCCGUAG CGAAAGCGAGUCUUCAUAGGGCAAUUGUCACUGCUUAUGGACCCGAACCUGGGUGAUCUAUCCAUGACCAGGAUGAAGCU UGGGUGAAACUAAGUGGAGGUCCGAACCGACUGAUGUUGAAGAAUCAGCGGAUGAGUUGUGGUUAGGGGUGAAAUGCCAC UCGAACCCAGAGCUAGCUGGUUCUCCCCGAAAUGCGUUGAGGCGCAGCAGUUGACUGGACAUCUAGGGGUAAAGCACUGU UUCGGUGCGGGCCGCGAGAGCGGUACCAAAUCGAGGCAAACUCUGAAUACUAGAUAUGACCUCCAAAUAACAGGGGUCAA GGUCGGCCAGUGAGACGAUGGGGGAUAAGCUUCAUCGUCGAGAGGGAAACAGCCCGGAUCACCAGCUAAGGCCCCUAAAU GACCGCUCAGUGAUAAAGGAGGUAGGGGUGCAGAGACAGCCAGGAGGUUUGCCUAGAAGCAGCCACCCUUGAAAGAGUGC GUAAUAGCUCACUGAUCGAGCGCUCUUGCGCCGAAGAUGAACGGGGCUAAGCGGUCUGCCGAAGCUGUGGGAUGUAAAAA AACAUCGGUAGGGGAGCGUUCCGUGUUAGGGAGAAACGCGUGCGUGAGCCGCGUUGGACGAAGCGGAAGCGAGAAUGUCG GCUUGAGUAACGCAAACAUUGGUGAGAAUCCAAUGCCCCGAAAACCUAAGGGUUCCUCCGCAAGGUUCGUCCACGGAGGG UGAGUCAGGGCCUAAGAUCAGGCCGAAAGGCGUAGUCGAUGGACAACAGGUGAAUAUUCCUGUACUACCCCUUGUUGGUC CCGAGGGACGGAGGAGGCUAGGUUAGCCGAAAGAUGGUUAUCGGUUCAAGGACGCAAGGUGACCCUGUUUUUCAGGGUAA GAAGGGGUAGAGAAAAUGCCUCGAGCCAAUGUUCGAGUACCAGGCGCUACGGCGCUGAAGUAACCGAUGCCAUACUCCCA GGAAAAGCUCGAACGACCUUCAACAAAAGGGUACCUGUACCCGAAACCGACACAGGUAGGUAGGUAGAGAAUACCUAGGG GCGCGAGACAACUCUCUCUAAGGAACUCGGCAAAAUAGCCCCGUAACUUCGGGAGAAGGGGUGCCCCCUCACAAAGGGGG UCGAAGUGACCAGGCCCGGGCGACUGUUUACCAAAAACACAGGUCUCCGCAAAGUCGUAAGACCAUGUAUGGGGGCUGAC GCCUGCCCAGUGCCGGAAGGUCAAGGAAGUUGGUGACCUGAUGACAGGGGAGCCGGCGACCGAAGCCCCGGUGAACGGCG GCCGUAACUAUAACGGUCCUAAGGUAGCGAAAUUCCUUGUCGGGUAAGUUCCGACCCGCACGAAAGGCGUAACGAUCUGG GCACUGUCUCGGAGAGAGGCUCGGUGAAAUAGACAUGUCUGUGAAGAUGCGGACUACCUGCACCUGGACAGAAAGACCCU AUGAAGCUUUACUGUUCCCUGGGAUUGGCUUUGGGCUUUUCCUGCGCAGCUUAGGUGGAAGGCGAAGAAGGCCCCCUUCC GGGGGGGCCCGAGCCAUCAGUGAGAUACCACUCUGGAAGAGCUAGAAUUCUAACCUUGUGUCAGGACCUACGGGCCAAGG GACAUUCUCAGGUAGACAGUUUCUAUGGGGCGUAGGCCUCCCAAAAGGUAACGGAGGCGUGCAAAGGUUUCCUCGGGCCG GACGGAGAUUGGCCCUCGAGUGCAAAGGCAGAAGGGAGCUUGACUGCAAGACCCACCCGUCGAGCAGGGACGAAAGUCGG CCUUAGUGAUCCGACGGUGCCGAGUGGAAGGGCCGUCGCUCAACGGAUAAAAGUUACUCUAGGGAUAACAGGCUGAUCUU CCCCAAGAGUUCACAUCGACGGGAAGGUUUGGCACCUCGAUGUCGGCUCUUCGCCACCUGGGGCUGUAGUAUGUUCCAAG GGUUGGGCUGUUCGCCCAUUAAAGCGGUACGUGAGCUGGGUUCAGAACGUCGUGAGACAGUUCGGUCCAUAUCCGGUGUG GGCGUUAGAGCAUUGAGAGGACCUUUCCCUAGUACGAGAGGACCGGGAAGGACGCACCUCUGGUGUACCAGUUAUCGUGC CCACGGUAAACGCUGGGUAGCCAAGUGCGGAGCGGAUAACUGCUGAAAGCAUCUAAGUAGUAAGCCCACCCCAAGAUGAG UGCUCUCCUA AJ400848.1 Spinach chloroplast 4.5S rRNA Spinacia oleracea 0.034334487999999996 1 AGAGAAGGUCACGGCGAGACGAGCCGUUUAUCAUUACGAUAGGUGUCAAGUGGAAGUGCAGUGAUGUAUGCAGCUGAGGC AUCCUAACAGACCCACAGACUUGAAC M10757.1 5S rRNA Spinacia oleracea 0.039014184 1 UAUUCUGGUGUCCUAGGCGUAGAGGAACCACACCAAUCCAUCCCGAACUUGGUGGUUAAACUCUACUGCGGUGACGAUAC UGUAGGGGAGGUCCUGCGGAAAAAUAGCUCGACGCCAGGAU 50S ribosomal protein L13, chloroplastic Spinacia oleracea 0.022123638999999997 1 LEVO EWRQLKEAVKKEFAIPHVPLDQRWMFTLEEATGPDIWNTTWYPKSADHVPTDKKWYVVDATDLILGRMASTIAIHIRGKN LASYTPSVDMGAFVIVVNADKVAVSGKKRTQKLYRRHSGRPGGLKEETFDQLQKRIPERIIEHAVRGMLPKGRLGRYLFN HLKVYKGAEHPHQAQQPIDLPLRDKRIRVEK P12629 50S ribosomal protein L14, chloroplastic Spinacia oleracea 0.013484741 1 LEVO MIQPQTHLNVADNSGARELMCIRIIGASNRRYARIGDVIVAVIKEAIPNTPLERSEVIRAVVVRTCKELKRDNGMIIRYD DNAAVIIDQEGNPKGTRIFGAIARELRQKFAKIVSLAPEVL P09596 50S ribosomal protein L15 Spinacia oleracea 0.020680062 1 LEVO FRLDNLGPQPGSRKKGKRKGRGHAAGQGGSCGFGMRGQKSRSGPGIMRGFEGGQMPLYRRIPKLRGIAGGMRAGLPKYVP INLRDIEVAGFKEGEEVSLESLKAKGIINPSGRERRLPLKILGEGELSTKLQIKARAFSGSAKEKLEAAGCSVTVLPGRK KYIKESVRKNLARADEYFAKKRAASASEAESA A0A0K9QHT0 50S ribosomal protein L16, chloroplastic Spinacia oleracea 0.015328067999999999 1 LEVO MLSPKRTRFRKQHRGRMKGISYRGNRICFGRYALQALEPAWITSRQIEAGRRAMTRNARRGGKIWVRIFPDKPVTVRPAE TRMGSGKGSPEYWVAVVKPGRILYEISGVAENIARRAVAIAASKMPIRTQFIISG P17353 50S ribosomal protein L17 Spinacia oleracea 0.013466902 1 LEVO MKHGRKIHRLSRPADQRRALLRGLTTQLLKHGRIKTTRAKASAMRKYVDKMITLAKEGSLHKRRQALGFIYEKQIVHALF AEVPERYGDRNGGYTRIIRTLPRRGDNAPMAYIELV A0A0K9RLJ4 50S ribosomal protein L18 Spinacia oleracea 0.013801939 1 LEVO AKAHTRREDRTARHVRIRKKVEGTPERPRLCVFRSNKHLYVQVIDDTKMHTLAAASTMQKAISENIDYSAGPTVEVAQKI GEMIAKSCLEKGITKVAFDRGGYPYHGRVKALADAAREHGLVF A0A0K9QQ60 50S ribosomal protein L19, chloroplastic Spinacia oleracea 0.017597373 1 LEVO SEAEDSSDAPAESVAVVAEEELPVESEAEAEERPPRQQRVKLGDIMGILNKKAVHAAEELRPVPGIRTGDIVQIRLEVPE NKRRLSVYKGIVISRQNAGIHTTIRIRRIIAGVGVEIVFPLYSPNIKEIKVVSHRKVRKARLYYLRDKLPRLSTFK P82413 50S ribosomal protein L20, chloroplastic Spinacia oleracea 0.015594490999999999 1 LEVO TRVKRGYIARRRRKKIRFFASSFRGAHSRLTRTIAQQKIRALVSAHRDRDRQKRDFRRLWITRINAAIRERGVYYNYSKF IHDLYKRQLLLNRKILAQIAILNPNCIYMIYNEIIKKEDCKKYLEII P28803 50S ribosomal protein L21, chloroplastic Spinacia oleracea 0.022793986 1 LEVO AKRRRFQEIPEELKAEFEEFQRPPNQKPQLSDVLPDDFQAPEPGTPEYNDIINQFLPKKGPPPPREEIFAVVVIGSRQYI VIPGRWIYTQRLKGATVNDKIVLNKVLLVGTKASTYIGTPIVTNAAVHAVVEEQLLDDKVIVFKYKKKKNYRRNIGHRQP ITRIKITGITGYEDYPASTLEAEVEAKEEAEAEAEAEAVPV P24613 50S ribosomal protein L22, chloroplastic Spinacia oleracea 0.023292676 1 LEVO MGFFKKKEKKAEFDVFRLYGLHHPEPGKCDEITTRGYSISMSVDKARRVIDQIRGRSYAETLMILELMPYRACYPIFKLI YSAAANASHNKQFNKANLIISKAEVNKGITLKKVKPRARGRSYMIKRPTCHITIVLRDITHFDSYDKFLESLTPKKLIAL LGLMSTGRRRELLCGRFRENHKIKSFLYKIALFKRYEVM P09594 50S ribosomal protein L23, chloroplastic Spinacia oleracea 0.013575806 1 LEVO ATEAVAPTTEEAATSQPKTSKKAKKLKYPRRILDVYQILQSPIITEAAIKNIADENSLLFTVDVRADKKMIREAISNFFG VKVRKVNTLIRPDGTKKAYIMLNKEYNASELAKKIGIFPGGN Q9LWB5 50S ribosomal protein L24, chloroplastic Spinacia oleracea 0.016552315999999997 1 LEVO RIKRWERKDCKPNSLPKLHKRHVKVGDTVKVISGGEKGKIGEISKIHKHNSTVIIKDLNFKTKHVKSKEEGEQGQIIKIE AAIHSSNVMLILKEQEVADRVGHKILEDVRKVRYLIKTGEIVDTPDRWKEIQNKKESETAVAVAA P27683 50S ribosomal protein L27 Spinacia oleracea 0.015326537999999999 1 LEVO AHKKGAGSTKNGRDSKGQRLGVKIYGDQVAKPGAIIIRQRGTKFHPGKNVGIGKDHTIFALIDGLVKFEKYGPDKKKVSV YPREIQPENPNSYRARKRENFRLQREKKKARREGYSFQPQLILASAATDNADESAVC A0A0K9R4I2 50S ribosomal protein L28 Spinacia oleracea 0.009016667999999999 1 LEVO RRICPFTGKKSNKANRVSHSNHKTKRLQFVNLQYKRVWWEAGKRFVKLRLSTKALKTIEKNGLDAVAKKAGIDLRKE A0A0K9RD02 50S ribosomal protein L29 Spinacia oleracea 0.012903116 1 LEVO KKEDELKELRTKTNEQLNEEILQLKGELFMLRLQRSARENFKPSDFGRMRKRVARMLTVKREREIEQGVGKRLSRKLDKA WKRSIVVRPPPSLKKLQEKATAEAEAEKA A0A0K9R7W8 50S ribosomal protein L2, chloroplastic Spinacia oleracea 0.029722423999999997 1 LEVO AIHLYKTSTSSTRNGAVQVKSNPRNNLISGQRRCGKGRNARGIITARHRGGGHKRLYRKIDFRRNEKDIYGKIVTIEYDP NRNAYICLIHYGDGEKRYILHPRGAIIGDTIVSGTEVPIKMGNALPLTDMPLGTAIHNIEITLGRGGQLARAAGAVAKLI AKEGKSATLKLPSGEVRLISKNCSATVGQVGNVGVNQKRLGRAGSKRWLGKRPVVRGVVMNPVDHPHGGGEGRAPIGRKS PTTPWGYPALGRRSRKRNKYSDNFIIRRRSK P06509 50S ribosomal protein L32, chloroplastic Spinacia oleracea 0.0065197729999999995 1 LEVO AVPKKRTSIYKKRIRKNIWKKKGYWAALKAFSLAKSLSTGNSKSFFVRKISNQTLE P28804 50S ribosomal protein L33, chloroplastic Spinacia oleracea 0.007536926 1 LEVO AKGKDVRVKVILECTGCVRKSVNKGSRGVSRYITQKNRHNTPSRLELRKFCPYCYKHTIHGEIKK P28805 50S ribosomal protein L34, chloroplastic Spinacia oleracea 0.006692029 1 LEVO GKAALCLTKRSRSRKSLARTHGFRLRMSTTSGRALLKRRRAKGRKILCTKTNPSSGKRAS P82244 50S ribosomal protein L35, chloroplastic Spinacia oleracea 0.008459163 1 LEVO AKGYKMKTHKASAKRFRVTGKGKIVRRRAGKQHLLAKKNTKRKNRLSKLIQVDRSDYDNVIGALPYLKVNRKV P23326 50S ribosomal protein L36, chloroplastic Spinacia oleracea 0.004414462 1 LEVO MKIRASVRPICEKCRLIRRRGRIIVICSNPKHKQRQG P12230 50S ribosomal protein L3 Spinacia oleracea 0.024117328 1 LEVO SVDAGIGVMGTKLGMMSFFEEDGTVVPVTVIGFKEGNIVTQVKTESTDGYNAVQVGYERLRDRKLTMPERGHLNKAGVIP MRHLQEFRLVSVDDFTPSQKLLFEELFKEGDMVDISGTTIGKGFQGGIKRHNFKRGLMTHGSKSHRALGSIGAGTTPGHV YKGKKMPGRMGGTKTKIRKLKIMKIDTDLRVVMIKGAVPGKPGNLLRLAPAKIVGKNIPKN A0A0K9QEC7 50S ribosomal protein L4, chloroplastic Spinacia oleracea 0.027202696999999998 1 LEVO ELIPLPILNFSGEKVGETFLNLKTAPPEKARAVVHRGLITHLQNKRRGTASTLTRAEVRGGGRKPYPQKKTGRARRGSQG SPLRPGGGVIFGPKPRDWTIKMNKKERRLALSTAIASAVGNSFVVEEFAENFEKPKTKDFIAAMQRWGLDPAEKSLFFLM DLVENVEKSGRNIRTLKLLTPRSLNLFDVLNAEKLVFTEGTIQYLNQRYGVDTLEDEDEEEEEEEEGEEVDDGVEDGTPE PAE O49937 50S ribosomal protein L5, chloroplastic Spinacia oleracea 0.024248188999999996 1 LEVO AAGTAVFVDKAEAETINRLKTNYIEKMVPLLKEEFSYSNILEVPKVVKIVVNCGIGDASQNAKGLDAAINELALITGQRP VKTKAKTSIAGFKVREGMTLGIAVTLRGNLMYSFLDRLINLALPRTRDFQGVNPNSFDGHGNYSVGFREQSVFPEIKPEI VGKARGMDVCITTTAKTDKEAYKLLSLMGMPFREGSGPSTLVRKKKLKSHHFDAKKGRRY P82192 50S ribosomal protein L6 Spinacia oleracea 0.020263603999999998 1 LEVO KESRIGKQPITVPANVAIAMEGQDLKVKGPLGELSITYPREVLVEKQESGFLRVRKAVETRRANQMHGLFRTLTDNMVVG VSKGFEKKLQLVGVGYRATVEGKDLILSLGFSHPVRMAIPDELQVKVEENTKVTVSGRDKSVVGQFAATIRSWRPPEPYK GKGVRYVDEVVRRKEGKAGKKK A0A0K9R4N9 50S ribosomal protein L9 Spinacia oleracea 0.017669951 1 LEVO QKKVKKIRKIILKEDIPDLGKKGQLLDVRAGFLRNFLLPLGKAEVVTPLLLKEMKMEDERIEAEKKRVKEEAQQLARMFE TVGAFKVKRKGGKGKQIFGSVTAQDLVDIIKAQLQRDVDKKVVFLPDIRETGEYIAELKLHPDVTAQVRVTVFAN A0A0K9RQ91 50S ribosomal protein 5 alpha, chloroplastic Spinacia oleracea 0.015351212 1 LEVO MALLSPLLSLSSVPPITSIAVSSSSFPIKLQNVSVALLPSFGQRLVAHGPVIAQKRGTVVAMVSAAAEETAGEDGDQSKV EEANISVQNLPLESKLQLKLEQKIKMKMAKKIRLRRTGLCAKESLRKRGAWPPSKMKKLKNV P27684 50S ribosomal protein L31 Spinacia oleracea 0.010801521 1 LEVO RKSDIHPEFREDAKVYCNGELVMTTGGTQKDYTVEVWSGNHPFYLGNRSALLLDADQVEKFRKKYGELTQIMEIPVLKGE IILPPKKKSKAKKK A0A0K9R0R6 50S ribosomal protein 6, chloroplastic Spinacia oleracea 0.012080688 1 LEVO MSVSAIFGARVVTIPSVLRTSSVDGRTVKLQPSTGGSCGGGVITIECSSRPQKKGTAHHMKTRPKKTARWDIKRGPAVYP PLPPLPAEWTIVSSAVDEADSSSSTTSSSAEIAQSA P82411 singleParticle particle 7.6

20 mM Tris HCl, pH 7.6, 100 mM KCl, 10 mM MgOAc, 100 mM sucrose, 7 mM 2-mercaptoethanol, 1 unit/ml RNase inhibitor, 0.1% protease inhibitor

Quantifoil COPPER 300 CARBON CONTINUOUS 2.0 GLOW DISCHARGE 30 ETHANE 100 277 FEI VITROBOT MARK IV FEI TECNAI ARCTICA FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 100.0 2.7 0.2 0.2 2.5 2.5 78000.0 109375.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN FEI FALCON II (4k x 4k) INTEGRATING 4096 4096 1-7 1 1590 26.0 1 338305 CTFFIND3 PHASE FLIPPING ONLY 20 C1 FOURIER SPACE 3.5 FSC 0.143 CUT-OFF RELION 174949 PROJECTION MATCHING RELION PROJECTION MATCHING RELION 200 RELION