RNA Polymerase III Class III Melting Pre-Initiation Complex (MC)

2025-01-15 REL PDBe PDBe PDBe 2024-06-21 2025-01-15 2025-01-15 2025-01-15 Other government Italy RNA Polymerase III Class III Melting Pre-Initiation Complex (MC) Shah SZ Ramsay EP Cecatiello V Perry TN Vannini A RNA Polymerase III, SNAPc, TFIIIB, snRNA, Transcription Shah SZ Perry TN Graziadei A Cecatiello V Kaliyappan T Misiaszek AD Muller CW Ramsay EP Vannini A Structural insights into distinct mechanisms of RNA polymerase II and III recruitment to snRNA promoters. Nat Commun UK 16 141 141 2025 39747245 doi:10.1038/s41467-024-55553-8 2041-1723 9fsq FULLOVERLAP RNA Polymerase III Class III Melting Pre-Initiation Complex RNA Polymerase III Class III Melting Pre-Initiation Complex 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 SNAPc 1 21 22 25 Homo sapiens TFIIIB 1 18 19 20 Homo sapiens DNA 1 23 24 Homo sapiens Human RNA Polymerase III 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Homo sapiens DNA-directed RNA polymerase III subunit RPC1 Homo sapiens 0.155860125 1 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 LEVO MDVLAEEFGNLTPEQLAAPIPTVEEKWRLLPAFLKVKGLVKQHIDSFNYFINVEIKKIMKANEKVTSDADPMWYLKYLNI YVGLPDVEESFNVTRPVSPHECRLRDMTYSAPITVDIEYTRGSQRIIRNALPIGRMPIMLRSSNCVLTGKTPAEFAKLNE CPLDPGGYFIVKGVEKVILIQEQLSKNRIIVEADRKGAVGASVTSSTHEKKSRTNMAVKQGRFYLRHNTLSEDIPIVIIF KAMGVESDQEIVQMIGTEEHVMAAFGPSLEECQKAQIFTQMQALKYIGNKVRRQRMWGGGPKKTKIEEARELLASTILTH VPVKEFNFRAKCIYTAVMVRRVILAQGDNKVDDRDYYGNKRLELAGQLLSLLFEDLFKKFNSEMKKIADQVIPKQRAAQF DVVKHMRQDQITNGMVNAISTGNWSLKRFKMDRQGVTQVLSRLSYISALGMMTRISSQFEKTRKVSGPRSLQPSQWGMLC PSDTPEGEACGLVKNLALMTHITTDMEDGPIVKLASNLGVEDVNLLCGEELSYPNVFLVFLNGNILGVIRDHKKLVNTFR LMRRAGYINEFVSISTNLTDRCVYISSDGGRLCRPYIIVKKQKPAVTNKHMEELAQGYRNFEDFLHESLVEYLDVNEEND CNIALYEHTINKDTTHLEIEPFTLLGVCAGLIPYPHHNQSPRNTYQCAMGKQAMGTIGYNQRNRIDTLMYLLAYPQKPMV KTKTIELIEFEKLPAGQNATVAVMSYSGYDIEDALVLNKASLDRGFGRCLVYKNAKCTLKRYTNQTFDKVMGPMLDAATR KPIWRHEILDADGICSPGEKVENKQVLVNKSMPTVTQIPLEGSNVPQQPQYKDVPITYKGATDSYIEKVMISSNAEDAFL IKMLLRQTRRPEIGDKFSSRHGQKGVCGLIVPQEDMPFCDSGICPDIIMNPHGFPSRMTVGKLIELLAGKAGVLDGRFHY GTAFGGSKVKDVCEDLVRHGYNYLGKDYVTSGITGEPLEAYIYFGPVYYQKLKHMVLDKMHARARGPRAVLTRQPTEGRS RDGGLRLGEMERDCLIGYGASMLLLERLMISSDAFEVDVCGQCGLLGYSGWCHYCKSSCHVSSLRIPYACKLLFQELQSM NIIPRLKLSKYNE Q9NW08 2.7.7.6 DNA-directed RNA polymerase III subunit RPC3 Homo sapiens 0.060692554999999995 1 LEVO MTQAEIKLCSLLLQEHFGEIVEKIGVHLIRTGSQPLRVIAHDTGTSLDQVKKALCVLVQHNLVSYQVHKRGVVEYEAQCS RVLRMLRYPRYIYTTKTLYSDTGELIVEELLLNGKLTMSAVVKKVADRLTETMEDGKTMDYAEVSNTFVRLADTHFVQRC PSVPTTENSDPGPPPPAPTLVINEKDMYLVPKLSLIGKGKRRRSSDEDAAGEPKAKRPKYTTDNKEPIPDDGIYWQANLD RFHQHFRDQAIVSAVANRMDQTSSEIVRTMLRMSEITTSSSAPFTQPLSSNEIFRSLPVGYNISKQVLDQYLTLLADDPL EFVGKSGDSGGGMYVINLHKALASLATATLESVVQERFGSRCARIFRLVLQKKHIEQKQVEDFAMIPAKEAKDMLYKMLS ENFMSLQEIPKTPDHAPSRTFYLYTVNILSAARMLLHRCYKSIANLIERRQFETKENKRLLEKSQRVEAIIASMQATGAE EAQLQEIEEMITAPERQQLETLKRNVNKLDASEIQVDETIFLLESYIECTMKRQ Q9BUI4 DNA-directed RNA polymerase III subunit RPC4 Homo sapiens 0.044471875 1 LEVO MSEGNAAGEPSTPGGPRPLLTGARGLIGRRPAPPLTPGRLPSIRSRDLTLGGVKKKTFTPNIISRKIKEEPKEEVTVKKE KRERDRDRQREGHGRGRGRPEVIQSHSIFEQGPAEMMKKKGNWDKTVDVSDMGPSHIINIKKEKRETDEETKQILRMLEK DDFLDDPGLRNDTRNMPVQLPLAHSGWLFKEENDEPDVKPWLAGPKEEDMEVDIPAVKVKEEPRDEEEEAKMKAPPKAAR KTPGLPKDVSVAELLRELSLTKEEELLFLQLPDTLPGQPPTQDIKPIKTEVQGEDGQVVLIKQEKDREAKLAENACTLAD LTEGQVGKLLIRKSGRVQLLLGKVTLDVTMGTACSFLQELVSVGLGDSRTGEMTVLGHVKHKLVCSPDFESLLDHKHR P05423 DNA-directed RNA polymerase III subunit RPC5 Homo sapiens 0.080004031 1 LEVO MANEEDDPVVQEIDVYLAKSLAEKLYLFQYPVRPASMTYDDIPHLSAKIKPKQQKVELEMAIDTLNPNYCRSKGEQIALN VDGACADETSTYSSKLMDKQTFCSSQTTSNTSRYAAALYRQGELHLTPLHGILQLRPSFSYLDKADAKHREREAANEAGD SSQDEAEDDVKQITVRFSRPESEQARQRRVQSYEFLQKKHAEEPWVHLHYYGLRDSRSEHERQYLLCPGSSGVENTELVK SPSEYLMMLMPPSQEEEKDKPVAPSNVLSMAQLRTLPLADQIKILMKNVKVMPFANLMSLLGPSIDSVAVLRGIQKVAML VQGNWVVKSDILYPKDSSSPHSGVPAEVLCRGRDFVMWKFTQSRWVVRKEVATVTKLCAEDVKDFLEHMAVVRINKGWEF ILPYDGEFIKKHPDVVQRQHMLWTGIQAKLEKVYNLVKETMPKKPDAQSGPAGLVCGDQRIQVAKTKAQQNHALLERELQ RRKEQLRVPAVPPGVRIKEEPVSEEGEEDEEQEAEEEPMDTSPSGLHSKLANGLPLGRAAGTDSFNGHPPQGCASTPVAR ELKAFVEATFQRQFVLTLSELKRLFNLHLASLPPGHTLFSGISDRMLQDTVLAAGCKQILVPFPPQTAASPDEQKVFALW ESGDMSDQHRQVLLEIFSKNYRVRRNMIQSRLTQECGEDLSKQEVDKVLKDCCVSYGGMWYLKGTVQS Q9NVU0 DNA-directed RNA polymerase III subunit RPC6 Homo sapiens 0.035726914 1 LEVO MAEVKVKVQPPDADPVEIENRIIELCHQFPHGITDQVIQNEMPHIEAQQRAVAINRLLSMGQLDLLRSNTGLLYRIKDSQ NAGKMKGSDNQEKLVYQIIEDAGNKGIWSRDIRYKSNLPLTEINKILKNLESKKLIKAVKSVAASKKKVYMLYNLQPDRS VTGGAWYSDQDFESEFVEVLNQQCFKFLQSKAETARESKQNPMIQRNSSFASSHEVWKYICELGISKVELSMEDIETILN TLIYDGKVEMTIIAAKEGTVGSVDGHMKLYRAVNPIIPPTGLVRAPCGLCPVFDDCHEGGEISPSNCIYMTEWLEF Q9H1D9 DNA-directed RNA polymerase III subunit RPC7 Homo sapiens 0.025953509999999996 1 LEVO MAGNKGRGRAAYTFNIEAVGFSKGEKLPDVVLKPPPLFPDTDYKPVPLKTGEGEEYMLALKQELRETMKRMPYFIETPEE RQDIERYSKRYMKVYKEEWIPDWRRLPREMMPRNKCKKAGPKPKKAKDAGKGTPLTNTEDVLKKMEELEKRGDGEKSDEE NEEKEGSKEKSKEGDDDDDDDAAEQEEYDEEEQEEENDYINSYFEDGDDFGADSDDNMDEATY O15318 DNA-directed RNA polymerase III subunit RPC8 Homo sapiens 0.022938846 1 LEVO MFVLVEMVDTVRIPPWQFERKLNDSIAEELNKKLANKVVYNVGLCICLFDITKLEDAYVFPGDGASHTKVHFRCVVFHPF LDEILIGKIKGCSPEGVHVSLGFFDDILIPPESLQQPAKFDEAEQVWVWEYETEEGAHDLYMDTGEEIRFRVVDESFVDT SPTGPSSADATTSSEELPKKEAPYTLVGSISEPGLGLLSWWTSN Q9Y535 DNA-directed RNA polymerase III subunit RPC9 Homo sapiens 0.01689399 1 LEVO MEVKDANSALLSNYEVFQLLTDLKEQRKESGKNKHSSGQQNLNTITYETLKYISKTPCRHQSPEIVREFLTALKSHKLTK AEKLQLLNHRPVTAVEIQLMVEESEERLTEEQIEALLHTVTSILPAEPEAEQKKNTNSNVAMDEEDPA O75575 DNA-directed RNA polymerase III subunit RPC10 Homo sapiens 0.012354104 1 LEVO MLLFCPGCGNGLIVEEGQRCHRFSCNTCPYVHNITRKVTNRKYPKLKEVDDVLGGAAAWENVDSTAESCPKCEHPRAYFM QLQTRSADEPMTTFYKCCNAQCGHRWRD Q9Y2Y1 DNA-directed RNA polymerases I and III subunit RPAC1 Homo sapiens 0.039301671999999996 1 LEVO MAASQAVEEMRSRVVLGEFGVRNVHTTDFPGNYSGYDDAWDQDRFEKNFRVDVVHMDENSLEFDMVGIDAAIANAFRRIL LAEVPTMAVEKVLVYNNTSIVQDEILAHRLGLIPIHADPRLFEYRNQGDEEGTEIDTLQFRLQVRCTRNPHAAKDSSDPN ELYVNHKVYTRHMTWIPLGNQADLFPEGTIRPVHDDILIAQLRPGQEIDLLMHCVKGIGKDHAKFSPVATASYRLLPDIT LLEPVEGEAAEELSRCFSPGVIEVQEVQGKKVARVANPRLDTFSREIFRNEKLKKVVRLARVRDHYIFSVESTGVLPPDV LVSEAIKVLMGKCRRFLDELDAVQMD O15160 DNA-directed RNA polymerases I and III subunit RPAC2 Homo sapiens 0.015259222 1 LEVO MEEDQELERKISGLKTSMAEGERKTALEMVQAAGTDRHCVTFVLHEEDHTLGNSLRYMIMKNPEVEFCGYTTTHPSESKI NLRIQTRGTLPAVEPFQRGLNELMNVCQHVLDKFEASIKDYKDQKASRNESTF P0DPB6 DNA-directed RNA polymerases I, II, and III subunit RPABC1 Homo sapiens 0.024584223000000002 1 LEVO MDDEEETYRLWKIRKTIMQLCHDRGYLVTQDELDQTLEEFKAQSGDKPSEGRPRRTDLTVLVAHNDDPTDQMFVFFPEEP KVGIKTIKVYCQRMQEENITRALIVVQQGMTPSAKQSLVDMAPKYILEQFLQQELLINITEHELVPEHVVMTKEEVTELL ARYKLRENQLPRIQAGDPVARYFGIKRGQVVKIIRPSETAGRYITYRLVQ P19388 DNA-directed RNA polymerases I, II, and III subunit RPABC2 Homo sapiens 0.014491025999999999 1 LEVO MSDNEDNFDGDDFDDVEEDEGLDDLENAEEEGQENVEILPSGERPQANQKRITTPYMTKYERARVLGTRALQIAMCAPVM VELEGETDPLLIAMKELKARKIPIIIRRYLPDGSYEDWGVDELIITD P61218 DNA-directed RNA polymerases I, II, and III subunit RPABC3 Homo sapiens 0.017162273 1 LEVO MAGILFEDIFDVKDIDPEGKKFDRVSRLHCESESFKMDLILDVNIQIYPVDLGDKFRLVIASTLYEDGTLDDGEYNPTDD RPSRADQFEYVMYGKVYRIEGDETSTEAATRLSAYVSYGGLLMRLQGDANNLHGFEVDSRVYLLMKKLAF P52434 DNA-directed RNA polymerases I, II, and III subunit RPABC4 Homo sapiens 0.007018243999999999 1 LEVO MDTQKDVQPPKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR P53803 DNA-directed RNA polymerases I, II, and III subunit RPABC5 Homo sapiens 0.007655122999999999 1 LEVO MIIPVRCFTCGKIVGNKWEAYLGLLQAEYTEGDALDALGLKRYCCRRMLLAHVDLIEKLLNYAPLEK P62875 TATA-box-binding protein Homo sapiens 0.022615729999999997 1 Escherichia coli LEVO MAHHHHHHVGTLEVLFQGPSGIVPQLQNIVSTVNLGCKLDLKTIALRARNAEYNPKRFAAVIMRIREPRTTALIFSSGKM VCTGAKSEEQSRLAARKYARVVQKLGFPAKFLDFKIQNMVGSCDVKFPIRLEGLVLTHQQFSSYEPELFPGLIYRMIKPR IVLLIFVSGKVVLTGAKVRAEIYEAFENIYPILKGFRKTT P20226 Transcription factor IIIB 50 kDa subunit Homo sapiens 0.046587355000000004 1 Escherichia coli LEVO MPGRGRCPDCGSTELVEDSHYSQSQLVCSDCGCVVTEGVLTTTFSDEGNLREVTYSRSTGENEQVSRSQQRGLRRVRDLC RVLQLPPTFEDTAVAYYQQAYRHSGIRAARLQKKEVLVGCCVLITCRQHNWPLTMGAICTLLYADLDVFSSTYMQIVKLL GLDVPSLCLAELVKTYCSSFKLFQASPSVPAKYVEDKEKMLSRTMQLVELANETWLVTGRHPLPVITAATFLAWQSLQPA DRLSCSLARFCKLANVDLPYPASSRLQELLAVLLRMAEQLAWLRVLRLDKRSVVKHIGDLLQHRQSLVRSAFRDGTAEVE TREKEPPGWGQGQGEGEVGNNSLGLPQGKRPASPALLLPPCMLKSPKRICPVPPVSTVTGDENISDSEIEQYLRTPQEVR DFQRAQAARQAATSVPNPP Q9HAW0 Transcription factor TFIIIB component B'' homolog Homo sapiens 0.055103477 1 Escherichia coli LEVO MFRRARLSVKPNVRPGVGARGSTASNPQRGRESPRPPDPATDSASKPAEPTDVPTVDFGGAEPQEKAPRSSTEKTGGDND VEESSRSSSTVSQRRKRISSTSSLVKSSVSVPSESHPLSTINQEAPQPTATSTKEKQPCSDRYRIYKAQKLREMLKEELR KEKKQWKNKYAINESQRPPDRSKMTMRDFIYYLPDNNPMTSSLEQEKKTEKPSTPVQTREQEGKSTPNAEDNEMEEETDD GPLLVPRVKVAEDGSIILDEESLTVEVLRTKGPCVVEENDPIFERGSTTTYSSFRKNYYSKPWSNKETDMFFLAISMVGT DFSMIGQLFPHRARIEIKNKFKREEKTNGWRIDKAFQEKRPFDFDFFAHLLQKVLAEEEKRKQKSVKNHSLKEKKSTKPR KNVKVKKVACEGVNNDPDESMSSRISDTERSQKDAQTVEEESLTLSREDAEQVALEVDLNQKKRRRKKQDGANELGVNNL LENA A6H8Y1 snRNA-activating protein complex subunit 1 Homo sapiens 0.043074472999999995 1 Trichoplusia ni LEVO MGTPPGLQTDCEALLSRFQETDSVRFEDFTELWRNMKFGTIFCGRMRNLEKNMFTKEALALAWRYFLPPYTFQIRVGALY LLYGLYNTQLCQPKQKIRVALKDWDEVLKFQQDLVNAQHFDAAYIFRKLRLDRAFHFTAMPKLLSYRMKKKIHRAEVTEE FKDPSDRVMKLITSDVLEEMLNVHDHYQNMKHVISVDKSKPDKALSLIKDDFFDNIKNIVLEHQQWHKDRKNPSLKSKTN DGEEKMEGNSQETERCERAESLAKIKSKAFSVVIQASKSRRHRQVKLDSSDSDSASGQGQVKATRKKEKKERLKPAGRKM SLRNKGNVQNIHKEDKPLSLSMPVITEEEENESLSGTEFTASKKRRKH Q16533 snRNA-activating protein complex subunit 4 Homo sapiens 0.165124812 1 Trichoplusia ni LEVO MASWSHPQFEKGGGSGGGSWSHPQFEKGGGSENLYFQGSADVDAEREKITQEIKELERILDPGSSGSHVEISESSLESDS EADSLPSEDLDPADPPISEEERWGEASNDEDDPKDKTLPEDPETCLQLNMVYQEVIQEKLAEANLLLAQNREQQEELMRD LAGSKGTKVKDGKSLPPSTYMGHFMKPYFKDKVTGVGPPANEDTREKAAQGIKAFEELLVTKWKNWEKALLRKSVVSDRL QRLLQPKLLKLEYLHQKQSKVSSELERQALEKQGREAEKEIQDINQLPEEALLGNRLDSHDWEKISNINFEGSRSAEEIR KFWQNSEHPSINKQEWSREEEERLQAIAAAHGHLEWQKIAEELGTSRSAFQCLQKFQQHNKALKRKEWTEEEDRMLTQLV QEMRVGSHIPYRRIVYYMEGRDSMQLIYRWTKSLDPGLKKGYWAPEEDAKLLQAVAKYGEQDWFKIREEVPGRSDAQCRD RYLRRLHFSLKKGRWNLKEEEQLIELIEKYGVGHWAKIASELPHRSGSQCLSKWKIMMGKKQGLRRRRRRARHSVRWSST SSSGSSSGSSGGSSSSSSSSSEEDEPEQAQAGEGDRALLSPQYMVPDMDLWVPARQSTSQPWRGGAGAWLGGPAASLSPP KGSSASQGGSKEASTTAAAPGEETSPVQVPARAHGPVPRSAQASHSADTRPAGAEKQALEGGRRLLTVPVETVLRVLRAN TAARSCTQKEQLRQPPLPTSSPGVSSGDSVARSHVQWLRHRATQSGQRRWRHALHRRLLNRRLLLAVTPWVGDVVVPCTQ ASQRPAVVQTQADGLREQLQQARLASTPVFTLFTQLFHIDTAGCLEVVRERKALPPRLPQAGARDPPVHLLQASSSAQST PGHLFPNVPAQEASKSASHKGSRRLASSRVERTLPQASLLASTGPRPKPKTVSELLQEKRLQEARAREATRGPVVLPSQL LVSSSVILQPPLPHTPHGRPAPGPTVLNVPLSGPGAPAAAKPGTSGSWQEAGTSAKDKRLSTMQALPLAPVFSEAEGTAP AASQAPALGPGQISVSCPESGLGQSQAPAASRKQGLPEAPPFLPAAPSPTPLPVQPLSLTHIGGPHVATSVPLPVTWVLT AQGLLPVPVPAVVSLPRPAGTPGPAGLLATLLPPLTETRAAQGPRAPALSSSWQPPANMNREPEPSCRTDTPAPPTHALS QSPAEADGSVAFVPGEAQVAREIPEPRTSSHADPPEAEPPWSGRLPAFGGVIPATEPRGTPGSPSGTQEPRGPLGLEKLP LRQPGPEKGALDLEKPPLPQPGPEKGALDLGLLSQEGEAATQQWLGGQRGVRVPLLGSRLPYQPPALCSLRALSGLLLHK KALEHKATSLVVGGEAERPAGALQASLGLVRGQLQDNPAYLLLRARFLAAFTLPALLATLAPQGVRTTLSVPSRVGSESE DEDLLSELELADRDGQPGCTTATCPIQGAPDSGKCSASSCLDTSNDPDDLDVLRTRHARHTRKRRRLVAHHHHHHHHHH Q5SXM2 U6_2_Template Homo sapiens 0.030177291 1 (DG)(DT)(DG)(DC)(DT)(DG)(DC)(DC)(DG)(DA)(DA)(DG)(DC)(DG)(DA)(DG)(DC)(DA)(DC)(DG) (DA)(DC)(DT)(DC)(DA)(DA)(DG)(DG)(DG)(DT)(DT)(DA)(DC)(DT)(DG)(DT)(DC)(DA)(DC)(DA) (DC)(DC)(DT)(DA)(DT)(DT)(DT)(DT)(DA)(DA)(DG)(DC)(DC)(DC)(DT)(DT)(DC)(DA)(DA)(DT) (DC)(DA)(DA)(DA)(DT)(DC)(DA)(DT)(DC)(DT)(DT)(DT)(DT)(DG)(DG)(DT)(DT)(DA)(DG)(DG) (DA)(DT)(DA)(DA)(DC)(DT)(DT)(DA)(DT)(DG)(DG)(DT)(DC)(DG)(DG)(DT)(DT)(DT) DNA U6_2_Non template Homo sapiens 0.030280418 1 (DA)(DA)(DA)(DC)(DC)(DG)(DA)(DC)(DC)(DA)(DT)(DA)(DA)(DG)(DT)(DT)(DA)(DT)(DC)(DC) (DT)(DA)(DA)(DC)(DC)(DA)(DA)(DA)(DA)(DG)(DA)(DT)(DG)(DA)(DT)(DT)(DT)(DG)(DA)(DT) (DT)(DG)(DA)(DA)(DG)(DG)(DG)(DC)(DT)(DT)(DA)(DA)(DA)(DA)(DT)(DA)(DG)(DG)(DT)(DG) (DT)(DG)(DA)(DC)(DA)(DG)(DT)(DA)(DA)(DC)(DC)(DC)(DT)(DT)(DG)(DA)(DG)(DT)(DC)(DG) (DT)(DG)(DC)(DT)(DC)(DG)(DC)(DT)(DT)(DC)(DG)(DG)(DC)(DA)(DG)(DC)(DA)(DC) DNA snRNA-activating protein complex subunit 3 Homo sapiens 0.046812605 1 Trichoplusia ni LEVO MAEGSRGGPTCSGVGGRQDPVSGSGGCNFPEYELPELNTRAFHVGAFGELWRGRLRGAGDLSLREPPASALPGSQAADSD REDAAVARDLDCSLEAAAELRAVCGLDKLKCLEDGEDPEVIPENTDLVTLGVRKRFLEHREETITIDRACRQETFVYEME SHAIGKKPENSADMIEEGELILSVNILYPVIFHKHKEHKPYQTMLVLGSQKLTQLRDSIRCVSDLQIGGEFSNTPDQAPE HISKDLYKSAFFYFEGTFYNDKRYPECRDLSRTIIEWSESHDRGYGKFQTARMEDFTFNDLCIKLGFPYLYCHQGDCEHV IVITDIRLVHHDDCLDRTLYPLLIKKHWLWTRKCFVCKMYTARWVTNNDSFAPEDPCFFCDVCFRMLHYDSEGNKLGEFL AYPYVDPGTFN Q92966 ZINC ION 6.5409e-05 9 ZN MAGNESIUM ION 2.4305e-05 1 MG IRON/SULFUR CLUSTER 0.00035163999999999996 1 SF4 singleParticle particle 8.0 25.0 HEPES 150.0 Sodium Chloride 5.0 Magnisium Chloride 3.0 DTT Quantifoil R1.2/1.3 COPPER 300 CARBON CONTINUOUS 150.0 GLOW DISCHARGE 30 ETHANE 100 277.15 FEI VITROBOT MARK IV FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2.7 0.75 1.5 130000.0 FEI TITAN KRIOS AUTOGRID HOLDER TFS Selectris X 10

FEI Titan Krios G4 (operating at 300 KeV)

TFS FALCON 4i (4k x 4k) 17291 5.3 50.0 1 C1 3.51 FSC 0.143 CUT-OFF cryoSPARC 4.3.1 9476 MAXIMUM LIKELIHOOD cryoSPARC 4.3.1 RELION 4.0 MAXIMUM LIKELIHOOD cryoSPARC 4.3.1 RELION 4.0 5 cryoSPARC 4.3.1 emd_50732.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 420 420 420 0 0 0 420 420 420 401.1 401.1 401.1 90.0 90.0 90.0 X Y Z -1.2635134 2.3202457 0.006651206 0.05125553 0.95500004 0.95500004 0.95500004 0.15 AUTHOR ::::EMDATABANK.org::::EMD-50732:::: emd_50732_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 420 420 420 0 0 0 420 420 420 401.1 401.1 401.1 90.0 90.0 90.0 X Y Z -1.9105959 2.6092474 0.0030577532 0.20285001 0.95500004 0.95500004 0.95500004 AUTHOR ::::EMDATABANK.org::::EMD-50732:::: emd_50732_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 420 420 420 0 0 0 420 420 420 401.1 401.1 401.1 90.0 90.0 90.0 X Y Z -1.7337354 2.4875746 0.0029849028 0.20394821 0.95500004 0.95500004 0.95500004 AUTHOR ::::EMDATABANK.org::::EMD-50732::::