8S54: RNA polymerase II early elongation complex

RNA polymerase II early elongation complex bound to TFIIE and TFIIF - state b (composite structure). Determined by electron microscopy at 3.4 Å resolution. Released 17 Apr 2024.

Method
Electron microscopy
Resolution
3.4 Å
Organisms
Sus scrofa, unidentified adenovirus, Homo sapiens
Chains
18
Atoms
36,745
Mol. weight
764.49 kDa
Ligands
MG, ZN
Released
17 Apr 2024

Explore 8S54 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8S54 contains 191 α-helices and 253 β-strands across 15 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 71 helices, 62 β-strands

ElementResiduesLengthSheet
α-helix141
β-strand1511
β-strand20-2232
α-helix28-347
α-helix52-532
β-strand86-9493
α-helix97-10913
β-strand110-11124
β-strand116-11724
α-helix124-1329
α-helix137-14913
α-helix187-1893
β-strand190-19455
β-strand197-20155
β-strand214-21525
α-helix218-2269
α-helix230-2367
α-helix240-2423
α-helix245-2484
β-strand250-25563
β-strand26416
β-strand27216
α-helix273-2742
α-helix275-29521
α-helix300-31819
α-helix326-3283
β-strand32917
β-strand33517
α-helix339-3424
α-helix350-3556
β-strand357-35828
β-strand362-36989
β-strand377-38049
α-helix382-3876
β-strand389-393510
α-helix399-40810
β-strand416-420510
β-strand426-428310
β-strand445-449510
β-strand455-45959
α-helix466-4683
β-strand469-47689
β-strand482-48439
α-helix487-4893
β-strand500-50459
α-helix509-51810
β-strand52019
β-strand526111
β-strand533111
α-helix541-5499
β-strand555112
α-helix557-5637
α-helix574-5774
β-strand579-581313
β-strand585113
β-strand586112
α-helix588-5958
β-strand602-604314
α-helix612-6154
β-strand628-631414
β-strand634-637414
α-helix642-6454
α-helix652-6598
α-helix663-68321
α-helix689-6913
α-helix696-72126
α-helix726-7283
α-helix733-75826
α-helix765-7728
α-helix778-7858
β-strand789115
β-strand793116
β-strand796116
α-helix8111
α-helix817-8204
β-strand823115
α-helix833-86735
β-strand872-873217
β-strand879-880217
β-strand886-888317
α-helix891-8933
β-strand896118
β-strand902-905419
α-helix913-9208
α-helix928-9336
β-strand934120
α-helix936-9438
α-helix946-96924
β-strand976-979419
α-helix983-99311
α-helix10011
β-strand1002120
α-helix1006-101712
α-helix1028-104821
α-helix1051-10533
α-helix1054-10585
α-helix1062-107817
β-strand1080118
α-helix1081-10822
α-helix1087-109610
α-helix1097-11004
α-helix1121-11288
β-strand1140-1142321
β-strand1143122
α-helix1146-11483
α-helix1151-116111
α-helix1166-11694
β-strand1170-1177823
α-helix1190-11967
β-strand1210-1216723
α-helix1218-12236
α-helix1228-123811
β-strand1243-1246423
β-strand1255-1261723
α-helix1282-129413
β-strand1307-1310421
β-strand1319-1321324
β-strand1329-1331324
β-strand1335-1338421
α-helix1343-13464
β-strand1352122
α-helix1363-13686
α-helix1371-138616
α-helix1395-140410
β-strand1408-1409225
α-helix1419-14213
α-helix1426-14294
α-helix1435-144511
β-strand1448-144922
α-helix1455-14584
β-strand1471-1475526
α-helix1477-14804
β-strand1484127
Chain B: 53 helices, 83 β-strands
ElementResiduesLengthSheet
α-helix22-3615
α-helix41-499
α-helix50-545
α-helix55-606
β-strand65-67328
β-strand83-87528
β-strand92-94328
β-strand97-99329
β-strand105-107329
α-helix108-1092
α-helix110-1156
β-strand121-1331328
β-strand142-1531228
α-helix168-1736
β-strand185-187330
β-strand190-193430
α-helix194-1952
β-strand196-200531
α-helix2011
β-strand208-209232
β-strand217-220432
β-strand223133
β-strand233133
β-strand236-239432
α-helix248-2525
β-strand256-259432
β-strand263134
β-strand266-268332
α-helix270-2756
α-helix281-2888
α-helix295-30713
α-helix308-3103
α-helix314-32310
β-strand325134
α-helix332-34110
α-helix342-3465
α-helix358-37619
α-helix382-3843
β-strand391-394431
α-helix396-42328
α-helix431-4344
α-helix437-44913
β-strand453135
β-strand463135
β-strand468-469230
α-helix470-4712
α-helix475-4828
β-strand484-486331
β-strand509136
β-strand524-525231
β-strand526136
β-strand527137
β-strand531-532238
α-helix5331
α-helix539-5479
β-strand551-552239
α-helix558-5603
β-strand565-569539
β-strand572-577639
α-helix580-59213
β-strand602-606539
β-strand611-615539
β-strand621-626638
β-strand628-629240
β-strand632-633240
α-helix637-6448
α-helix653-6575
β-strand662-666538
α-helix669-6713
α-helix679-6835
α-helix700-7034
β-strand705137
α-helix706-7094
α-helix719-72810
α-helix729-7313
β-strand732141
β-strand748-751442
β-strand755143
β-strand759-760244
β-strand776-782745
β-strand794-797445
α-helix798-8025
β-strand808-812542
β-strand815-817346
β-strand827-829347
α-helix831-8333
β-strand837147
β-strand848148
β-strand853149
β-strand854148
α-helix8551
β-strand859142
β-strand865-867349
β-strand869-872447
α-helix8731
β-strand889-891347
β-strand894-895249
α-helix896-8972
β-strand903-904242
β-strand908-911446
β-strand917-920446
β-strand923-927542
β-strand934-937445
β-strand943-949745
β-strand956150
β-strand965-967345
α-helix969-9713
α-helix978-99316
α-helix9961
β-strand997-998244
α-helix1008-101710
β-strand1025-1026245
β-strand1029150
α-helix10351
β-strand1036150
α-helix10371
β-strand1041-10501045
β-strand1051141
α-helix1055-10584
β-strand1060-106239
β-strand1067151
β-strand1074151
α-helix1078-10803
β-strand1085-108628
α-helix1088-109710
α-helix1100-11045
α-helix1105-11095
β-strand1115-111951
β-strand112511
β-strand1127152
β-strand1136152
β-strand1137153
β-strand1142153
β-strand1146-115051
α-helix1153-116412
β-strand1170-117232
Chain C: 10 helices, 15 β-strands
ElementResiduesLengthSheet
β-strand8-14754
β-strand18-24754
α-helix28-4013
β-strand44-551255
α-helix61-699
β-strand73156
α-helix83-842
β-strand99-106855
α-helix1121
β-strand113-116457
α-helix117-1193
β-strand121-122255
β-strand129156
β-strand149-153557
β-strand158-1681155
α-helix174-1763
β-strand179158
β-strand184-186354
α-helix200-2023
α-helix204-2063
α-helix218-2203
β-strand229-231354
β-strand233-234254
β-strand235158
α-helix243-27028
Chain D: 10 helices, 3 β-strands
ElementResiduesLengthSheet
β-strand16159
β-strand21159
α-helix24-263
β-strand30126
α-helix31-333
α-helix34-4916
α-helix55-584
α-helix59-7012
α-helix77-8913
α-helix94-10310
α-helix108-1147
α-helix116-1183
α-helix124-13714
Chain E: 9 helices, 12 β-strands
ElementResiduesLengthSheet
α-helix3-2422
β-strand26160
α-helix30-334
α-helix37-437
β-strand60-62361
β-strand64160
β-strand72-74361
β-strand81-82262
α-helix85-9713
β-strand101-106663
β-strand109-110262
α-helix112-1198
β-strand126-131663
α-helix133-1364
β-strand147-150425
α-helix151-1522
α-helix153-16311
β-strand172-173225
α-helix178-1836
β-strand190-197825
β-strand201-209925
Chain F: 3 helices, 5 β-strands
ElementResiduesLengthSheet
β-strand56-57264
α-helix59-7416
α-helix77-782
β-strand79127
α-helix89-9810
β-strand104-109626
β-strand115-119526
β-strand124-125264
Chain G: 3 helices, 13 β-strands
ElementResiduesLengthSheet
β-strand3-131126
α-helix15-173
α-helix23-3412
β-strand44-541126
β-strand58-59226
α-helix601
β-strand66-771226
β-strand84-92965
β-strand97-101565
β-strand104-108565
β-strand117-120466
β-strand127-130466
β-strand137-138266
β-strand142-1521165
β-strand157-162665
β-strand169-170265
Chain H: 1 helix, 8 β-strands
ElementResiduesLengthSheet
β-strand4-141113
β-strand25-32813
β-strand38-44713
β-strand55-61713
β-strand90-1011213
β-strand112-118713
β-strand121-127713
α-helix129-1324
β-strand140-147813

7 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA-directed RNA polymerase subunitAprotein1984Sus scrofaA0A7M4DUC2
DNA-directed RNA polymerase subunit betaBprotein1300Sus scrofaI3LGP4 (AlphaFold model)
DNA-directed RNA polymerase II subunit RPB3Cprotein275Sus scrofaI3LCH3 (AlphaFold model)
RNA polymerase II subunit DDprotein184Sus scrofaA0A287ADR4 (AlphaFold model)
DNA-directed RNA polymerase II subunit EEprotein210Sus scrofaI3LSI7
DNA-directed RNA polymerases I, II, and III subunit RPABC2Fprotein127Sus scrofaA0A4X1VEK9
DNA-directed RNA polymerase II subunit RPB7Gprotein172Sus scrofaA0A4X1VKG7
DNA-directed RNA polymerases I, II, and III subunit RPABC3Hprotein150Sus scrofaI3LCB2
DNA-directed RNA polymerase II subunit RPB9Iprotein125Sus scrofaP60899
DNA-directed RNA polymerases I, II, and III subunit RPABC5Jprotein67Sus scrofaA0A4X1VYD0
DNA-directed RNA polymerase II subunit RPB11-aKprotein117Sus scrofaF1RKE4
RNA polymerase II subunit KLprotein58Sus scrofaA0A4X1TRS6

6 more molecules are not listed.

Sequence of entity 1 (A), FASTA
>8S54_1 DNA-directed RNA polymerase subunit (chains A)
MHGGGPPSGDSACPLRTIKRVQFGVLSPDELKRMSVTEGGIKYPETTEGGRPKLGGLMDP
RQGVIERTGRCQTCAGNMTECPGHFGHIELAKPVFHVGFLVKTMKVLRCVCFFCSKLLVD
SNNPKIKDILAKSKGQPKKRLTHVYDLCKGKNICEGGEEMDNKFGVEQPEGDEDLTKEKG
HGGCGRYQPRIRRSGLELYAEWKHVNEDSQEKKILLSPERVHEIFKRISDEECFVLGMEP
RYARPEWMIVTVLPVPPLSVRPAVVMQGSARNQDDLTHKLADIVKINNQLRRNEQNGAAA
HVIAEDVKLLQFHVATMVDNELPGLPRAMQKSGRPLKSLKQRLKGKEGRVRGNLMGKRVD
FSARTVITPDPNLSIDQVGVPRSIAANMTFAEIVTPFNIDRLQELVRRGNSQYPGAKYII
RDNGDRIDLRFHPKPSDLHLQTGYKVERHMCDGDIVIFNRQPTLHKMSMMGHRVRILPWS
TFRLNLSVTTPYNADFDGDEMNLHLPQSLETRAEIQELAMVPRMIVTPQSNRPVMGIVQD
TLTAVRKFTKRDVFLERGEVMNLLMFLSTWDGKVPQPAILKPRPLWTGKQIFSLIIPGHI
NCIRTHSTHPDDEDSGPYKHISPGDTKVVVENGELIMGILCKKSLGTSAGSLVHISYLEM
GHDITRLFYSNIQTVINNWLLIEGHTIGIGDSIADSKTYQDIQNTIKKAKQDVIEVIEKA
HNNELEPTPGNTLRQTFENQVNRILNDARDKTGSSAQKSLSEYNNFKSMVVSGAKGSKIN
ISQVIAVVGQQNVEGKRIPFGFKHRTLPHFIKDDYGPESRGFVENSYLAGLTPTEFFFHA
MGGREGLIDTAVKTAETGYIQRRLIKSMESVMVKYDATVRNSINQVVQLRYGEDGLAGES
VEFQNLATLKPSNKAFEKKFRFDYTNERALRRTLQEDLVKDVLSNAHIQNELEREFERMR
EDREVLRVIFPTGDSKVVLPCNLLRMIWNAQKIFHINPRLPSDLHPIKVVEGVKELSKKL
VIVNGDDPLSRQAQENATLLFNIHLRSTLCSRRMAEEFRLSGEAFDWLLGEIESKFNQAI
AHPGEMVGALAAQSLGEPATQMTLNTFHYAGVSAKNVTLGVPRLKELINISKKPKTPSLT
VFLLGQSARDAERAKDILCRLEHTTLRKVTANTAIYYDPNPQSTVVAEDQEWVNVYYEMP
DFDVARISPWLLRVELDRKHMTDRKLTMEQIAEKINAGFGDDLNCIFNDDNAEKLVLRIR
IMNSDENKMQEEEEVVDKMDDDVFLRCIESNMLTDMTLQGIEQISKVYMHLPQTDNKKKI
IITEDGEFKALQEWILETDGVSLMRVLSEKDVDPVRTTSNDIVEIFTVLGIEAVRKALER
ELYHVISFDGSYVNYRHLALLCDTMTCRGHLMAITRHGVNRQDTGPLMKCSFEETVDVLM
EAAAHGESDPMKGVSENIMLGQLAPAGTGCFDLLLDAEKCKYGMEIPTNIPGLGAAGPTG
MFFGSAPSPMGGISPAMTPWNQGATPAYGAWSPSVGSGMTPGAAGFSPSAASDASGFSPG
YSPAWSPTPGSPGSPGPSSPYIPSPGGAMSPSYSPTSPAYEPRSPGGYTPQSPSYSPTSP
SYSPTSPSYSPTSPNYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSP
TSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPS
YSPTSPSYSPTSPSYSPTSPNYSPTSPNYTPTSPSYSPTSPSYSPTSPNYTPTSPNYSPT
SPSYSPTSPSYSPTSPSYSPSSPRYTPQSPTYTPSSPSYSPSSPSYSPTSPKYTPTSPSY
SPSSPEYTPTSPKYSPTSPKYSPTSPKYSPTSPTYSPTTPKYSPTSPTYSPTSPVYTPTS
PKYSPTSPTYSPTSPKYSPTSPTYSPTSPKGSTYSPTSPGYSPTSPTYSLTSPAISPDDS
DEEN
Sequence of entity 2 (B), FASTA
>8S54_2 DNA-directed RNA polymerase subunit beta (chains B)
MKPLRPENPPKAELKGLLFVQQHCKTRLHSVAVTRPRGAATEESTPKLRMCSTNLSQALA
YFRAGANLTAASLWAGFRGSRRIFWERRKRKSLCLALRPGGACWRWLLAVSCVSLRGLGA
PGSCANMYDADEDMQYDEDDDEITPDLWQEACWIVISSYFDEKGLVRQQLDSFDEFIQMS
VQRIVEDAPPIDLQAEAQHASGEVEEPPRYLLKFEQIYLSKPTHWERDGAPSPMMPNEAR
LRNLTYSAPLYVDITKTVIKEGEEQLQTQHQKTFIGKIPIMLRSTYCLLNGLTDRDLCEL
NECPLDPGGYFIINGSEKVLIAQEKMATNTVYVFAKKDSKYAYTGECRSCLENSSRPTST
IWVSMLARGGQGAKKSAIGQRIVATLPYIKQEVPIIIVFRALGFVSDRDILEHIIYDFED
PEMMEMVKPSLDEAFVIQEQNVALNFIGSRGAKPGVTKEKRIKYAKEVLQKEMLPHVGVS
DFCETKKAYFLGYMVHRLLLAALGRRELDDRDHYGNKRLDLAGPLLAFLFRGMFKNLLKE
VRIYAQKFIDRGKDFNLELAIKTRIISDGLKYSLATGNWGDQKKAHQARAGVSQVLNRLT
FASTLSHLRRLNSPIGRDGKLAKPRQLHNTLWGMVCPAETPEGHAVGLVKNLALMAYISV
GSQPSPILEFLEEWSMENLEEISPAAIADATKIFVNGCWVGIHKDPEQLMNTLRKLRRQM
DIIVSEVSMIRDIREREIRIYTDAGRICRPLLIVEKQKLLLKKRHIDQLKEREYNNYSWQ
DLVASGVVEYIDTLEEETVMLAMTPDDLQEKEVAYCSTYTHCEIHPSMILGVCASIIPFP
DHNQSPRNTYQSAMGKQAMGVYITNFHVRMDTLAHVLYYPQKPLVTTRSMEYLRFRELPA
GINSIVAIASYTGYNQEDSVIMNRSAVDRGFFRSVFYRSYKEQESKKGFDQEEVFEKPTR
ETCQGMRHAIYDKLDDDGLIAPGVRVSGDDVIIGKTVTLPENEDELEGTNRRYTKRDCST
FLRTSETGIVDQVMVTLNQEGYKFCKIRVRSVRIPQIGDKFASRHGQKGTCGIQYRQEDM
PFTCEGITPDIIINPHAIPSRMTIGHLIECLQGKVSANKGEIGDATPFNDAVNVQKISNL
LSDYGYHLRGNEVLYNGFTGRKITSQIFIGPTYYQRLKHMVDDKIHSRARGPIQILNRQP
MEGRSRDGGLRFGEMERDCQIAHGAAQFLRERLFEASDPYQVHVCNLCGIMAIANTRTHT
YECRGCRNKTQISLVRMPYACKLLFQELMSMSIAPRMMSV
Sequence of entity 3 (C), FASTA
>8S54_3 DNA-directed RNA polymerase II subunit RPB3 (chains C)
MPYANQPTVRITELTDENVKFIIENTDLAVANSIRRVFIAEVPIIAIDWVQIDANSSVLH
DEFIAHRLGLIPLTSDDIVDKLQYSRDCTCEEFCPECSVEFTLDVRCNEDQTRHVTSRDL
ISNSPRVIPVTSRNRDNDPSDYVEQDDILIVKLRKGQELRLRAYAKKGFGKEHAKWNPTA
GVAFEYDPDNALRHTVYPKPEEWPKSEYSELDEDESQAPYDPNGKPERFYYNVESCGSLR
PETIVLSALSGLKKKLSDLQTQLSHEIQSDVLTIN
Sequence of entity 4 (D), FASTA
>8S54_4 RNA polymerase II subunit D (chains D)
MWGPAQPYSDSALSPKPRPFRAVFRGSALPFPAVRVEVRGRSMAAGGSDPRAGDVEEDAS
QLIFPKEFETAETLLNSEVHMLLEHRKQQNESAEDEQELSEVFMKTLNYTARFSRFKNRE
TIASVRSLLLQKKLHKFELACLANLCPETAEESKALIPSLEGRFEDEELQQILDDIQTKR
SFQY
Sequence of entity 5 (E), FASTA
>8S54_5 DNA-directed RNA polymerase II subunit E (chains E)
MDDEEETYRLWKIRKTIMQLCHDRGYLVTQDELDQTLEEFKAQFGDKPSEGRPRRTDLTV
LVAHNDDPTDQMFVFFPEEPKVGIKTIKVYCQRMQEENITRALIVVQQGMTPSAKQSLVD
MAPKYILEQFLQQELLINITEHELVPEHVVMTKEEVTELLARYKLRENQLPRIQAGDPVA
RYFGIKRGQVVKIIRPSETAGRYITYRLVQ
Sequence of entity 6 (F), FASTA
>8S54_6 DNA-directed RNA polymerases I, II, and III subunit RPABC2 (chains F)
MSDNEDNFDGDDFDDVEEDEGLDDLENAEEEGQENVEILPSGERPQANQKRITTPYMTKY
ERARVLGTRALQIAMCAPVMVELEGETDPLLIAMKELKARKIPIIIRRYLPDGSYEDWGV
DELIISD
Sequence of entity 7 (G), FASTA
>8S54_7 DNA-directed RNA polymerase II subunit RPB7 (chains G)
MFYHISLEHEILLHPRYFGPNLLNTVKQKLFTEVEGTCTGKYGFVIAVTTIDNIGAGVIQ
PGRGFVLYPVKYKAIVFRPFKGEVVDAVVTQVNKVGLFTEIGPMSCFISRHSIPSEMEFD
PNSNPPCYKTMDEDIVIQQDDEIRLKIVGTRVDKNDIFAIGSLMDDYLGLVS
Sequence of entity 8 (H), FASTA
>8S54_8 DNA-directed RNA polymerases I, II, and III subunit RPABC3 (chains H)
MAGILFEDIFDVKDIDPEGKKFDRVSRLHCESESFKMDLILDVNIQIYPVDLGDKFRLVI
ASTLYEDGTLDDGEYNPTDDRPSRADQFEYVMYGKVYRIEGDETSTEAATRLSAYVSYGG
LLMRLQGDANNLHGFEVDSRVYLLMKKLAF
Sequence of entity 9 (I), FASTA
>8S54_9 DNA-directed RNA polymerase II subunit RPB9 (chains I)
MEPDGTYEPGFVGIRFCQECNNMLYPKEDKENRILLYACRNCDYQQEADNSCIYVNKITH
EVDELTQIIADVSQDPTLPRTEDHPCQKCGHKEAVFFQSHSARAEDAMRLYYVCTAPHCG
HRWTE
Sequence of entity 10 (J), FASTA
>8S54_10 DNA-directed RNA polymerases I, II, and III subunit RPABC5 (chains J)
MIIPVRCFTCGKIVGNKWEAYLGLLQAEYTEGDALDALGLKRYCCRRMLLAHVDLIEKLL
NYAPLEK
Sequence of entity 11 (K), FASTA
>8S54_11 DNA-directed RNA polymerase II subunit RPB11-a (chains K)
MNAPPAFESFLLFEGEKKITINKDTKVPNACLFTINKEDHTLGNIIKSQLLKDPQVLFAG
YKVPHPLEHKIIIRVQTTPDYSPQEAFTNAITDLISELSLLEERFRVAIKDKQEGIE
Sequence of entity 12 (L), FASTA
>8S54_12 RNA polymerase II subunit K (chains L)
MDTQKDVQPPKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg1
ZNZinc ionZn9

Primary citation

Three-step mechanism of promoter escape by RNA polymerase II. Zhan, Y., Grabbe, F., Oberbeckmann, E. et al. Mol Cell (2024) 84:1699-1710.e6. DOI 10.1016/j.molcel.2024.03.016 · PubMed

Other PDB entries of the same protein (UniProt A0A7M4DUC2), best resolution first:

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