2026-08-12 REL PDBj INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update STRUCTURE_SUMMARY chem_comp_atom chem_comp_bond em_admin pdbx_entry_details pdbx_modification_feature _em_admin.last_update _pdbx_entry_details.has_protein_modification REMEDIATION REPOSITORY Metalloprotein remediation STRUCTURE_SUMMARY em_admin pdbx_modification_feature pdbx_nonpoly_atom_coordination pdbx_nonpoly_atom_coordination_sphere pdbx_nonpoly_atom_coordination_sphere_order pdbx_struct_conn_angle struct_conn struct_conn_type _em_admin.last_update _struct_conn.conn_type_id _struct_conn.id _struct_conn.pdbx_dist_value _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id PDBj PDBj 2021-08-04 2021-10-27 2021-10-27 2026-08-12 National Natural Science Foundation of China (NSFC) 31821002 China human Pol III pre-termination complex Hou H Xu Y RNA Polymerase III, elongation, pre-termination, TRANSCRIPTION, TRANSCRIPTION-RNA-DNA complex Hou H Li Y Wang M Liu A Yu Z Chen K Zhao D Xu Y Structural insights into RNA polymerase III-mediated transcription termination through trapping poly-deoxythymidine. Nat Commun UK 12 6135 6135 2021 34675218 doi:10.1038/s41467-021-26402-9 2041-1723 7fjj FULLOVERLAP EMDB EMD-31622 associated EM volume
human Pol III pre-termination complex
 human RNA polymerase III elongation complex human RNA polymerase III elongation complex 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0.7 human RNA polymerase III elongation 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Homo sapiens RNA and DNA 1 18 19 20 DNA-directed RNA polymerase III subunit RPC1 Homo sapiens 0.155860125 1 Homo sapiens LEVO MVKEQFRETDVAKKISHICFGMKSPEEMRQQAHIQVVSKNLYSQDNQHAPLLYGVLDHRMGTSEKDRPCETCGKNLADCL GHYGYIDLELPCFHVGYFRAVIGILQMICKTCCHIMLSQEEKKQFLDYLKRPGLTYLQKRGLKKKISDKCRKKNICHHCG AFNGTVKKCGLLKIIHEKYKTNKKVVDPIVSNFLQSFETAIEHNKEVEPLLGRAQENLNPLVVLNLFKRIPAEDVPLLLM NPEAGKPSDLILTRLLVPPLCIRPSVVSDLKSGTNEDDLTMKLTEIIFLNDVIKKHRISGAKTQMIMEDWDFLQLQCALY INSELSGIPLNMAPKKWTRGFVQRLKGKQGRFRGNLSGKRVDFSGRTVISPDPNLRIDEVAVPVHVAKILTFPEKVNKAN INFLRKLVQNGPEVHPGANFIQQRHTQMKRFLKYGNREKMAQELKYGDIVERHLIDGDVVLFNRQPSLHKLSIMAHLARV KPHRTFRFNECVCTPYNADFDGDEMNLHLPQTEEAKAEALVLMGTKANLVTPRNGEPLIAAIQDFLTGAYLLTLKDTFFD RAKACQIIASILVGKDEKIKVRLPPPTILKPVTLWTGKQIFSVILRPSDDNPVRANLRTKGKQYCGKGEDLCANDSYVTI QNSELMSGSMDKGTLGSGSKNNIFYILLRDWGQNEAADAMSRLARLAPVYLSNRGFSIGIGDVTPGQGLLKAKYELLNAG YKKCDEYIEALNTGKLQQQPGCTAEETLEALILKELSVIRDHAGSACLRELDKSNSPLTMALCGSKGSFINISQMIACVG QQAISGSRVPDGFENRSLPHFEKHSKLPAAKGFVANSFYSGLTPTEFFFHTMAGREGLVDTAVKTAETGYMQRRLVKSLE DLCSQYDLTVRSSTGDIIQFIYGGDGLDPAAMEGKDEPLEFKRVLDNIKAVFPCPSEPALSKNELILTTESIMKKSEFLC CQDSFLQEIKKFIKGVSEKIKKTRDKYGINDNGTTEPRVLYQLDRITPTQVEKFLETCRDKYMRAQMEPGSAVGALCAQS IGEPGTQMTLKTFHFAGVASMNITLGVPRIKEIINASKAISTPIITAQLDKDDDADYARLVKGRIEKTLLGEISEYIEEV FLPDDCFILVKLSLERIRLLRLEVNAETVRYSICTSKLRVKPGDVAVHGEAVVCVTPRENSKSSMYYVLQFLKEDLPKVV VQGIPEVSRAVIHIDEQSGKEKYKLLVEGDNLRAVMATHGVKGTRTTSNNTYEVEKTLGIEAARTTIINEIQYTMVNHGM SIDRRHVMLLSDLMTYKGEVLGITRFGLAKMKESVLMLASFEKTADHLFDAAYFGQKDSVCGVSECIIMGIPMNIGTGLF KLLHKADRDPNPPKRPLIFDTNEFHIPLVT O14802 2.7.7.6 DNA-directed RNA polymerase III subunit RPC2 Homo sapiens 0.127953891 1 Homo sapiens LEVO MDVLAEEFGNLTPEQLAAPIPTVEEKWRLLPAFLKVKGLVKQHIDSFNYFINVEIKKIMKANEKVTSDADPMWYLKYLNI YVGLPDVEESFNVTRPVSPHECRLRDMTYSAPITVDIEYTRGSQRIIRNALPIGRMPIMLRSSNCVLTGKTPAEFAKLNE CPLDPGGYFIVKGVEKVILIQEQLSKNRIIVEADRKGAVGASVTSSTHEKKSRTNMAVKQGRFYLRHNTLSEDIPIVIIF KAMGVESDQEIVQMIGTEEHVMAAFGPSLEECQKAQIFTQMQALKYIGNKVRRQRMWGGGPKKTKIEEARELLASTILTH VPVKEFNFRAKCIYTAVMVRRVILAQGDNKVDDRDYYGNKRLELAGQLLSLLFEDLFKKFNSEMKKIADQVIPKQRAAQF DVVKHMRQDQITNGMVNAISTGNWSLKRFKMDRQGVTQVLSRLSYISALGMMTRISSQFEKTRKVSGPRSLQPSQWGMLC PSDTPEGEACGLVKNLALMTHITTDMEDGPIVKLASNLGVEDVNLLCGEELSYPNVFLVFLNGNILGVIRDHKKLVNTFR LMRRAGYINEFVSISTNLTDRCVYISSDGGRLCRPYIIVKKQKPAVTNKHMEELAQGYRNFEDFLHESLVEYLDVNEEND CNIALYEHTINKDTTHLEIEPFTLLGVCAGLIPYPHHNQSPRNTYQCAMGKQAMGTIGYNQRNRIDTLMYLLAYPQKPMV KTKTIELIEFEKLPAGQNATVAVMSYSGYDIEDALVLNKASLDRGFGRCLVYKNAKCTLKRYTNQTFDKVMGPMLDAATR KPIWRHEILDADGICSPGEKVENKQVLVNKSMPTVTQIPLEGSNVPQQPQYKDVPITYKGATDSYIEKVMISSNAEDAFL IKMLLRQTRRPEIGDKFSSRHGQKGVCGLIVPQEDMPFCDSGICPDIIMNPHGFPSRMTVGKLIELLAGKAGVLDGRFHY GTAFGGSKVKDVCEDLVRHGYNYLGKDYVTSGITGEPLEAYIYFGPVYYQKLKHMVLDKMHARARGPRAVLTRQPTEGRS RDGGLRLGEMERDCLIGYGASMLLLERLMISSDAFEVDVCGQCGLLGYSGWCHYCKSSCHVSSLRIPYACKLLFQELQSM NIIPRLKLSKYNE Q9NW08 2.7.7.6 DNA-directed RNA polymerases I and III subunit RPAC1 Homo sapiens 0.039301671999999996 1 Homo sapiens LEVO MAASQAVEEMRSRVVLGEFGVRNVHTTDFPGNYSGYDDAWDQDRFEKNFRVDVVHMDENSLEFDMVGIDAAIANAFRRIL LAEVPTMAVEKVLVYNNTSIVQDEILAHRLGLIPIHADPRLFEYRNQGDEEGTEIDTLQFRLQVRCTRNPHAAKDSSDPN ELYVNHKVYTRHMTWIPLGNQADLFPEGTIRPVHDDILIAQLRPGQEIDLLMHCVKGIGKDHAKFSPVATASYRLLPDIT LLEPVEGEAAEELSRCFSPGVIEVQEVQGKKVARVANPRLDTFSREIFRNEKLKKVVRLARVRDHYIFSVESTGVLPPDV LVSEAIKVLMGKCRRFLDELDAVQMD O15160 DNA-directed RNA polymerase III subunit RPC9 Homo sapiens 0.01689399 1 Homo sapiens LEVO MEVKDANSALLSNYEVFQLLTDLKEQRKESGKNKHSSGQQNLNTITYETLKYISKTPCRHQSPEIVREFLTALKSHKLTK AEKLQLLNHRPVTAVEIQLMVEESEERLTEEQIEALLHTVTSILPAEPEAEQKKNTNSNVAMDEEDPA O75575 DNA-directed RNA polymerases I, II, and III subunit RPABC1 Homo sapiens 0.024584223000000002 1 Homo sapiens LEVO MDDEEETYRLWKIRKTIMQLCHDRGYLVTQDELDQTLEEFKAQSGDKPSEGRPRRTDLTVLVAHNDDPTDQMFVFFPEEP KVGIKTIKVYCQRMQEENITRALIVVQQGMTPSAKQSLVDMAPKYILEQFLQQELLINITEHELVPEHVVMTKEEVTELL ARYKLRENQLPRIQAGDPVARYFGIKRGQVVKIIRPSETAGRYITYRLVQ P19388 DNA-directed RNA polymerases I, II, and III subunit RPABC2 Homo sapiens 0.014491025999999999 1 Homo sapiens LEVO MSDNEDNFDGDDFDDVEEDEGLDDLENAEEEGQENVEILPSGERPQANQKRITTPYMTKYERARVLGTRALQIAMCAPVM VELEGETDPLLIAMKELKARKIPIIIRRYLPDGSYEDWGVDELIITD P61218 DNA-directed RNA polymerase III subunit RPC8 Homo sapiens 0.022938846 1 Homo sapiens LEVO MFVLVEMVDTVRIPPWQFERKLNDSIAEELNKKLANKVVYNVGLCICLFDITKLEDAYVFPGDGASHTKVHFRCVVFHPF LDEILIGKIKGCSPEGVHVSLGFFDDILIPPESLQQPAKFDEAEQVWVWEYETEEGAHDLYMDTGEEIRFRVVDESFVDT SPTGPSSADATTSSEELPKKEAPYTLVGSISEPGLGLLSWWTSN Q9Y535 DNA-directed RNA polymerases I, II, and III subunit RPABC3 Homo sapiens 0.017162273 1 Homo sapiens LEVO MAGILFEDIFDVKDIDPEGKKFDRVSRLHCESESFKMDLILDVNIQIYPVDLGDKFRLVIASTLYEDGTLDDGEYNPTDD RPSRADQFEYVMYGKVYRIEGDETSTEAATRLSAYVSYGGLLMRLQGDANNLHGFEVDSRVYLLMKKLAF P52434 DNA-directed RNA polymerase III subunit RPC10 Homo sapiens 0.012338103999999999 1 Homo sapiens LEVO MLLFCPGCGNGLIVEEGQRCHRFACNTCPYVHNITRKVTNRKYPKLKEVDDVLGGAAAWENVDSTAESCPKCEHPRAYFM QLQTRSADEPMTTFYKCCNAQCGHRWRD Q9Y2Y1 DNA-directed RNA polymerases I, II, and III subunit RPABC5 Homo sapiens 0.007655122999999999 1 Homo sapiens LEVO MIIPVRCFTCGKIVGNKWEAYLGLLQAEYTEGDALDALGLKRYCCRRMLLAHVDLIEKLLNYAPLEK P62875 DNA-directed RNA polymerases I and III subunit RPAC2 Homo sapiens 0.015259222 1 Homo sapiens LEVO MEEDQELERKISGLKTSMAEGERKTALEMVQAAGTDRHCVTFVLHEEDHTLGNSLRYMIMKNPEVEFCGYTTTHPSESKI NLRIQTRGTLPAVEPFQRGLNELMNVCQHVLDKFEASIKDYKDQKASRNESTF P0DPB6 DNA-directed RNA polymerases I, II, and III subunit RPABC4 Homo sapiens 0.007018243999999999 1 Homo sapiens LEVO MDTQKDVQPPKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR P53803 DNA-directed RNA polymerase III subunit RPC5 Homo sapiens 0.080004031 1 Homo sapiens LEVO MANEEDDPVVQEIDVYLAKSLAEKLYLFQYPVRPASMTYDDIPHLSAKIKPKQQKVELEMAIDTLNPNYCRSKGEQIALN VDGACADETSTYSSKLMDKQTFCSSQTTSNTSRYAAALYRQGELHLTPLHGILQLRPSFSYLDKADAKHREREAANEAGD SSQDEAEDDVKQITVRFSRPESEQARQRRVQSYEFLQKKHAEEPWVHLHYYGLRDSRSEHERQYLLCPGSSGVENTELVK SPSEYLMMLMPPSQEEEKDKPVAPSNVLSMAQLRTLPLADQIKILMKNVKVMPFANLMSLLGPSIDSVAVLRGIQKVAML VQGNWVVKSDILYPKDSSSPHSGVPAEVLCRGRDFVMWKFTQSRWVVRKEVATVTKLCAEDVKDFLEHMAVVRINKGWEF ILPYDGEFIKKHPDVVQRQHMLWTGIQAKLEKVYNLVKETMPKKPDAQSGPAGLVCGDQRIQVAKTKAQQNHALLERELQ RRKEQLRVPAVPPGVRIKEEPVSEEGEEDEEQEAEEEPMDTSPSGLHSKLANGLPLGRAAGTDSFNGHPPQGCASTPVAR ELKAFVEATFQRQFVLTLSELKRLFNLHLASLPPGHTLFSGISDRMLQDTVLAAGCKQILVPFPPQTAASPDEQKVFALW ESGDMSDQHRQVLLEIFSKNYRVRRNMIQSRLTQECGEDLSKQEVDKVLKDCCVSYGGMWYLKGTVQS Q9NVU0 DNA-directed RNA polymerase III subunit RPC4 Homo sapiens 0.044471875 1 Homo sapiens LEVO MSEGNAAGEPSTPGGPRPLLTGARGLIGRRPAPPLTPGRLPSIRSRDLTLGGVKKKTFTPNIISRKIKEEPKEEVTVKKE KRERDRDRQREGHGRGRGRPEVIQSHSIFEQGPAEMMKKKGNWDKTVDVSDMGPSHIINIKKEKRETDEETKQILRMLEK DDFLDDPGLRNDTRNMPVQLPLAHSGWLFKEENDEPDVKPWLAGPKEEDMEVDIPAVKVKEEPRDEEEEAKMKAPPKAAR KTPGLPKDVSVAELLRELSLTKEEELLFLQLPDTLPGQPPTQDIKPIKTEVQGEDGQVVLIKQEKDREAKLAENACTLAD LTEGQVGKLLIRKSGRVQLLLGKVTLDVTMGTACSFLQELVSVGLGDSRTGEMTVLGHVKHKLVCSPDFESLLDHKHR P05423 DNA-directed RNA polymerase III subunit RPC3 Homo sapiens 0.060692554999999995 1 Homo sapiens LEVO MTQAEIKLCSLLLQEHFGEIVEKIGVHLIRTGSQPLRVIAHDTGTSLDQVKKALCVLVQHNLVSYQVHKRGVVEYEAQCS RVLRMLRYPRYIYTTKTLYSDTGELIVEELLLNGKLTMSAVVKKVADRLTETMEDGKTMDYAEVSNTFVRLADTHFVQRC PSVPTTENSDPGPPPPAPTLVINEKDMYLVPKLSLIGKGKRRRSSDEDAAGEPKAKRPKYTTDNKEPIPDDGIYWQANLD RFHQHFRDQAIVSAVANRMDQTSSEIVRTMLRMSEITTSSSAPFTQPLSSNEIFRSLPVGYNISKQVLDQYLTLLADDPL EFVGKSGDSGGGMYVINLHKALASLATATLESVVQERFGSRCARIFRLVLQKKHIEQKQVEDFAMIPAKEAKDMLYKMLS ENFMSLQEIPKTPDHAPSRTFYLYTVNILSAARMLLHRCYKSIANLIERRQFETKENKRLLEKSQRVEAIIASMQATGAE EAQLQEIEEMITAPERQQLETLKRNVNKLDASEIQVDETIFLLESYIECTMKRQ Q9BUI4 DNA-directed RNA polymerase III subunit RPC6 Homo sapiens 0.035726914 1 Homo sapiens LEVO MAEVKVKVQPPDADPVEIENRIIELCHQFPHGITDQVIQNEMPHIEAQQRAVAINRLLSMGQLDLLRSNTGLLYRIKDSQ NAGKMKGSDNQEKLVYQIIEDAGNKGIWSRDIRYKSNLPLTEINKILKNLESKKLIKAVKSVAASKKKVYMLYNLQPDRS VTGGAWYSDQDFESEFVEVLNQQCFKFLQSKAETARESKQNPMIQRNSSFASSHEVWKYICELGISKVELSMEDIETILN TLIYDGKVEMTIIAAKEGTVGSVDGHMKLYRAVNPIIPPTGLVRAPCGLCPVFDDCHEGGEISPSNCIYMTEWLEF Q9H1D9 DNA-directed RNA polymerase III subunit RPC7 Homo sapiens 0.025953509999999996 1 Homo sapiens LEVO MAGNKGRGRAAYTFNIEAVGFSKGEKLPDVVLKPPPLFPDTDYKPVPLKTGEGEEYMLALKQELRETMKRMPYFIETPEE RQDIERYSKRYMKVYKEEWIPDWRRLPREMMPRNKCKKAGPKPKKAKDAGKGTPLTNTEDVLKKMEELEKRGDGEKSDEE NEEKEGSKEKSKEGDDDDDDDAAEQEEYDEEEQEEENDYINSYFEDGDDFGADSDDNMDEATY O15318 RNA (5'-R(*CP*CP*GP*GP*GP*UP*GP*CP*UP*G)-3') Homo sapiens 0.0032089479999999997 1 CCGGGUGCUG non-template DNA Homo sapiens 0.016602605 1 (DC)(DC)(DG)(DC)(DC)(DT)(DG)(DG)(DG)(DA)(DA)(DT)(DA)(DC)(DC)(DG)(DG)(DG)(DT)(DG) (DC)(DT)(DT)(DA)(DC)(DG)(DA)(DT)(DT)(DT)(DT)(DT)(DT)(DT)(DC)(DA)(DG)(DA)(DC)(DT) (DA)(DG)(DA)(DG)(DC)(DC)(DG)(DC)(DT)(DG)(DT)(DT)(DT)(DC) DNA template DNA Homo sapiens 0.016570594 1 (DG)(DA)(DA)(DA)(DC)(DA)(DG)(DC)(DG)(DG)(DC)(DT)(DC)(DT)(DA)(DG)(DT)(DC)(DT)(DG) (DT)(DC)(DC)(DA)(DG)(DC)(DA)(DC)(DC)(DC)(DG)(DT)(DA)(DG)(DC)(DA)(DC)(DC)(DC)(DG) (DG)(DT)(DA)(DT)(DT)(DC)(DC)(DC)(DA)(DG)(DG)(DC)(DG)(DG) DNA MAGNESIUM ION 2.4305e-05 1 MG ZINC ION 6.5409e-05 7 ZN IRON/SULFUR CLUSTER 0.00035163999999999996 1 SF4 singleParticle particle 8.0 FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 GATAN K2 SUMMIT (4k x 4k) SUPER-RESOLUTION 1.38 1 NONE 3.6 FSC 0.143 CUT-OFF 48593 ANGULAR RECONSTITUTION MAXIMUM LIKELIHOOD emd_31622.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 360 360 360 0 0 0 360 360 360 379.44 379.44 379.44 90.0 90.0 90.0 X Y Z -0.02426493 0.079786226 0.000016753036 0.0020496834 1.054 1.054 1.054 0.006 AUTHOR human RNA polymerase III pre-termination complex (PTC) emd_31622_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 360 360 360 0 0 0 360 360 360 379.44 379.44 379.44 90.0 90.0 90.0 X Y Z -0.022015993 0.058702867 0.00001103757 0.0017634371 1.054 1.054 1.054 AUTHOR local refined map of PTC core