8JO2: DNA-directed RNA polymerase subunit alpha

Structural basis of transcriptional activation by the OmpR/PhoB-family response regulator PmrA. Determined by electron microscopy at 2.74 Å resolution. Released 30 Aug 2023.

Method
Electron microscopy
Resolution
2.74 Å
Organisms
synthetic construct, Escherichia coli BL21(DE3), Klebsiella pneumoniae JM45
Chains
10
Atoms
35,368
Mol. weight
551 kDa
Released
30 Aug 2023

Explore 8JO2 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

8JO2 contains 179 α-helices and 242 β-strands across 8 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: 6 helices, 17 β-strands

ElementResiduesLengthSheet
α-helix8-114
β-strand12-1871
β-strand24-3181
α-helix36-4914
β-strand52-5982
β-strand6112
β-strand7413
α-helix78-869
β-strand90-9234
β-strand97-10592
β-strand108-11143
α-helix112-1143
β-strand115-11622
β-strand121-12334
β-strand129-13353
β-strand139-150122
β-strand152-15325
α-helix155-1617
β-strand171-17222
β-strand175-17625
β-strand180-189101
β-strand199-20791
α-helix213-23220
Chain B: 5 helices, 16 β-strands
ElementResiduesLengthSheet
β-strand12-1876
β-strand23-3196
α-helix35-5016
β-strand52-61107
β-strand7418
α-helix78-869
β-strand90-9239
β-strand97-10597
β-strand108-11148
α-helix112-1143
β-strand115-11627
β-strand121-12339
β-strand129-13358
β-strand139-150127
β-strand153110
α-helix155-1617
β-strand171-17227
β-strand175110
β-strand180-189106
β-strand199-20796
α-helix213-23018
Chain C: 53 helices, 95 β-strands
ElementResiduesLengthSheet
α-helix11-122
β-strand13-14211
α-helix19-202
α-helix23-264
α-helix29-3911
α-helix49-568
β-strand59-60212
β-strand66-751012
α-helix76-783
α-helix82-887
β-strand93-1041212
β-strand116-1281312
β-strand130113
β-strand136-138313
β-strand141-145513
α-helix1461
β-strand147-151514
β-strand154-160715
β-strand171-177715
β-strand180116
β-strand184-187415
β-strand195-198415
β-strand204-205215
α-helix207-2115
α-helix217-2248
β-strand227-231517
β-strand238-240317
α-helix243-2464
β-strand250118
β-strand255-257319
β-strand260-263419
α-helix2641
β-strand268118
α-helix271-28010
β-strand284-286317
α-helix291-2933
β-strand296120
β-strand297117
β-strand301-303321
β-strand308-311421
β-strand316120
α-helix319-3279
β-strand332-336517
α-helix346-3538
α-helix359-37012
α-helix378-38912
β-strand396116
α-helix398-40710
α-helix422-43716
β-strand451-454414
α-helix456-48126
α-helix489-4913
α-helix495-50814
β-strand512-514313
α-helix520-5267
β-strand529-531314
α-helix552-5543
β-strand558122
β-strand573-574214
β-strand575122
β-strand580-581223
β-strand587-588223
β-strand589-595724
β-strand598-606924
β-strand615-617324
β-strand623125
β-strand629125
β-strand634-638524
β-strand641-645524
β-strand652-653224
β-strand674126
α-helix676-68510
β-strand700-701211
α-helix705-7106
β-strand716-717227
β-strand722-727628
β-strand732-736528
β-strand748-751428
β-strand757-758229
β-strand764-765229
β-strand768-769227
β-strand776-777228
β-strand782-785427
β-strand789-790230
β-strand793-794230
β-strand798-804731
α-helix812-8143
β-strand816-819431
α-helix821-8244
β-strand830-8411232
β-strand842-843233
β-strand846-847233
β-strand849-850234
α-helix859-8624
β-strand865135
β-strand870136
β-strand871135
α-helix8721
β-strand876-878337
β-strand882-884336
β-strand886-889434
α-helix897-9059
α-helix909-9113
β-strand913-915334
β-strand918-919236
α-helix920-9212
β-strand925-927337
β-strand930-935632
α-helix943-97937
α-helix987-9915
α-helix1006-103732
α-helix1042-10432
β-strand1046-10581332
β-strand1065138
β-strand1066-1068331
β-strand1075138
β-strand1076-1080531
α-helix1082-10843
β-strand1087139
β-strand1093139
β-strand1096-1098331
α-helix1102-11065
β-strand1108126
α-helix1110-113324
α-helix1138-114912
α-helix1161-11633
α-helix1166-117611
β-strand1182-1183211
α-helix1192-120110
β-strand1210140
α-helix12121
β-strand1213139
α-helix12141
β-strand1220139
β-strand1225140
β-strand1226-1234931
α-helix1239-12424
β-strand1244141
β-strand1251142
β-strand1252143
β-strand1258142
β-strand1268-1270344
α-helix1272-128110
α-helix1284-12918
α-helix1292-12965
α-helix1298-131013
α-helix1321-133111
β-strand1335-1341745
Chain D: 58 helices, 88 β-strands
ElementResiduesLengthSheet
β-strand17-24845
α-helix27-337
β-strand34-37446
β-strand44147
β-strand51147
α-helix521
α-helix59-624
β-strand66148
β-strand69148
α-helix78-803
β-strand84149
β-strand91149
α-helix95-995
β-strand102-1121146
α-helix114-1163
α-helix123-1286
α-helix132-1398
β-strand144-149650
β-strand159-160250
α-helix162-17110
β-strand176-179450
α-helix182-19110
α-helix194-20714
α-helix211-23020
α-helix234-2374
β-strand238-244746
α-helix247-2493
β-strand252-254351
β-strand260-262351
α-helix264-28522
α-helix289-30719
β-strand317152
β-strand323152
α-helix3241
α-helix337-3426
β-strand345-347344
β-strand350-354541
β-strand355-357353
β-strand365-369553
α-helix370-3767
α-helix378-38811
α-helix394-40310
α-helix406-41611
β-strand421-424441
α-helix431-4333
β-strand434-437441
β-strand438-442553
β-strand447-449353
α-helix451-4533
α-helix454-4574
β-strand465-469541
α-helix474-4829
β-strand485141
β-strand491154
β-strand498154
α-helix505-5139
β-strand526-527255
α-helix530-53910
β-strand547-5581255
β-strand562-5731255
α-helix574-5807
α-helix5841
β-strand585156
β-strand586155
β-strand587156
α-helix589-5913
α-helix598-61114
α-helix614-63522
α-helix645-6473
α-helix651-66919
α-helix675-70228
β-strand706-709457
β-strand712-715457
α-helix721-7277
α-helix734-7407
β-strand748158
β-strand754158
α-helix769-80436
β-strand808159
β-strand809160
β-strand820-822361
β-strand825-827362
β-strand830-833462
α-helix835-8395
β-strand843163
β-strand844161
β-strand849164
β-strand856164
β-strand863163
α-helix866-8749
β-strand880-882361
α-helix885-8873
β-strand894160
α-helix896-8994
β-strand901-902265
β-strand907-908265
α-helix909-9102
β-strand914159
α-helix915-92410
β-strand951166
β-strand956167
β-strand958-961468
β-strand967169
β-strand973169
β-strand980-984568
β-strand993-997568
β-strand1002-1003270
β-strand1011167
β-strand1016166
β-strand1018-1019270
β-strand1027-1028271
β-strand1033-1034272
β-strand1042173
β-strand1046173
β-strand1060-1061274
α-helix1064-10663
β-strand1079175
β-strand1081172
β-strand1087172
β-strand1098175
β-strand1105-1106274
β-strand1114-1115272
β-strand1120-1122371
β-strand1123174
α-helix1137-114610
β-strand1156176
β-strand1161-1165577
β-strand1172-1178777
β-strand1187-1191577
β-strand1202-1204377
β-strand1209176
α-helix1214-12163
α-helix1217-12237
α-helix1226-124318
α-helix1250-126011
β-strand1263-1266478
β-strand1277-1279378
α-helix1280-128910
α-helix1290-12945
β-strand1302-1304378
α-helix1309-13146
α-helix1319-13257
α-helix1328-133811
β-strand1341-1342245
α-helix1347-13526
α-helix1362-137413
Chain E: 6 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix7-137
α-helix16-2813
α-helix29-335
α-helix35-373
α-helix46-5510
α-helix61-7919
Chain F: 32 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix81-899
α-helix97-10711
α-helix114-13623
α-helix138-15114
α-helix152-1543
α-helix160-1645
α-helix214-23522
α-helix243-25614
α-helix263-28826
α-helix289-2935
α-helix294-2952
α-helix299-30810
α-helix314-3218
α-helix325-3284
α-helix331-3333
α-helix334-35118
α-helix355-39137
α-helix401-41818
α-helix421-4233
α-helix427-44519
α-helix451-4533
α-helix454-47421
α-helix477-4793
α-helix480-4878
α-helix491-50010
β-strand505-506251
α-helix519-5213
β-strand524143
α-helix529-5302
α-helix538-54912
α-helix553-56311
α-helix573-5797
α-helix586-59712
α-helix606-6116
Chain H: 8 helices, 12 β-strands
ElementResiduesLengthSheet
β-strand3-6479
α-helix10-2314
β-strand27-30479
α-helix33-4210
β-strand47-50479
α-helix59-6810
β-strand75-79579
α-helix84-9310
β-strand97-100479
α-helix105-12016
β-strand126-129480
β-strand132-135480
β-strand140-143480
β-strand146-147280
α-helix152-16312
β-strand169181
α-helix171-1788
α-helix190-20112
β-strand206-208381
β-strand214-216381
Chain I: 11 helices, 12 β-strands
ElementResiduesLengthSheet
β-strand3-6482
α-helix10-2213
β-strand27-30482
α-helix33-4210
β-strand47-50482
α-helix59-6810
β-strand75-79582
α-helix84-9310
β-strand97-100482
α-helix105-11915
β-strand127-129383
β-strand132-135483
α-helix136-1383
β-strand140-143483
β-strand146-148383
α-helix152-16312
α-helix167-1682
β-strand169184
α-helix1701
α-helix171-1788
α-helix189-20113
β-strand206-208384
β-strand214-216384

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
DNA (65-mer)1DNA65synthetic construct
DNA (65-mer)2DNA65synthetic construct
DNA-directed RNA polymerase subunit alphaA, Bprotein329Escherichia coli BL21(DE3)P0A7Z4 (AlphaFold model)
DNA-directed RNA polymerase subunit betaCprotein1342Escherichia coli BL21(DE3)P0A8V2 (AlphaFold model)
DNA-directed RNA polymerase subunit beta'Dprotein1407Escherichia coli BL21(DE3)P0A8T7 (AlphaFold model)
DNA-directed RNA polymerase subunit omegaEprotein91Escherichia coli BL21(DE3)P0A800 (AlphaFold model)
RNA polymerase sigma factor RpoDFprotein613Escherichia coli BL21(DE3)P00579
DNA-binding transcriptional regulator BasRH, Iprotein226Klebsiella pneumoniae JM45A0A0R4I965
Sequence of entity 1 (1), FASTA
>8JO2_1 DNA (65-MER) (chains 1)
AGAAATATTAATTTCTTAATATTATCCTAAGCAAGGTCGTATAATGTGTGCAGTCTGACG
CGGCG
Sequence of entity 2 (2), FASTA
>8JO2_2 DNA (65-MER) (chains 2)
CGCCGCGTCAGACTCGTAGGATTATACGACCTTGCTTAGGATAATATTAAGAAATTAATA
TTTCT
Sequence of entity 3 (A, B), FASTA
>8JO2_3 DNA-directed RNA polymerase subunit alpha (chains A, B)
MQGSVTEFLKPRLVDIEQVSSTHAKVTLEPLERGFGHTLGNALRRILLSSMPGCAVTEVE
IDGVLHEYSTKEGVQEDILEILLNLKGLAVRVQGKDEVILTLNKSGIGPVTAADITHDGD
VEIVKPQHVICHLTDENASISMRIKVQRGRGYVPASTRIHSEEDERPIGRLLVDACYSPV
ERIAYNVEAARVEQRTDLDKLVIEMETNGTIDPEEAIRRAATILAEQLEAFVDLRDVRQP
EVKEEKPEFDPILLRPVDDLELTVRSANCLKAEAIHYIGDLVQRTEVELLKTPNLGKKSL
TEIKDVLASRGLSLGMRLENWPPASIADE
Sequence of entity 4 (C), FASTA
>8JO2_4 DNA-directed RNA polymerase subunit beta (chains C)
MVYSYTEKKRIRKDFGKRPQVLDVPYLLSIQLDSFQKFIEQDPEGQYGLEAAFRSVFPIQ
SYSGNSELQYVSYRLGEPVFDVQECQIRGVTYSAPLRVKLRLVIYEREAPEGTVKDIKEQ
EVYMGEIPLMTDNGTFVINGTERVIVSQLHRSPGVFFDSDKGKTHSSGKVLYNARIIPYR
GSWLDFEFDPKDNLFVRIDRRRKLPATIILRALNYTTEQILDLFFEKVIFEIRDNKLQME
LVPERLRGETASFDIEANGKVYVEKGRRITARHIRQLEKDDVKLIEVPVEYIAGKVVAKD
YIDESTGELICAANMELSLDLLAKLSQSGHKRIETLFTNDLDHGPYISETLRVDPTNDRL
SALVEIYRMMRPGEPPTREAAESLFENLFFSEDRYDLSAVGRMKFNRSLLREEIEGSGIL
SKDDIIDVMKKLIDIRNGKGEVDDIDHLGNRRIRSVGEMAENQFRVGLVRVERAVKERLS
LGDLDTLMPQDMINAKPISAAVKEFFGSSQLSQFMDQNNPLSEITHKRRISALGPGGLTR
ERAGFEVRDVHPTHYGRVCPIETPEGPNIGLINSLSVYAQTNEYGFLETPYRKVTDGVVT
DEIHYLSAIEEGNYVIAQANSNLDEEGHFVEDLVTCRSKGESSLFSRDQVDYMDVSTQQV
VSVGASLIPFLEHDDANRALMGANMQRQAVPTLRADKPLVGTGMERAVAVDSGVTAVAKR
GGVVQYVDASRIVIKVNEDEMYPGEAGIDIYNLTKYTRSNQNTCINQMPCVSLGEPVERG
DVLADGPSTDLGELALGQNMRVAFMPWNGYNFEDSILVSERVVQEDRFTTIHIQELACVS
RDTKLGPEEITADIPNVGEAALSKLDESGIVYIGAEVTGGDILVGKVTPKGETQLTPEEK
LLRAIFGEKASDVKDSSLRVPNGVSGTVIDVQVFTRDGVEKDKRALEIEEMQLKQAKKDL
SEELQILEAGLFSRIRAVLVAGGVEAEKLDKLPRDRWLELGLTDEEKQNQLEQLAEQYDE
LKHEFEKKLEAKRRKITQGDDLAPGVLKIVKVYLAVKRRIQPGDKMAGRHGNKGVISKIN
PIEDMPYDENGTPVDIVLNPLGVPSRMNIGQILETHLGMAAKGIGDKINAMLKQQQEVAK
LREFIQRAYDLGADVRQKVDLSTFSDEEVMRLAENLRKGMPIATPVFDGAKEAEIKELLK
LGDLPTSGQIRLYDGRTGEQFERPVTVGYMYMLKLNHLVDDKMHARSTGSYSLVTQQPLG
GKAQFGGQRFGEMEVWALEAYGAAYTLQEMLTVKSDDVNGRTKMYKNIVDGNHQMEPGMP
ESFNVLLKEIRSLGINIELEDE
Sequence of entity 5 (D), FASTA
>8JO2_5 DNA-directed RNA polymerase subunit beta' (chains D)
MKDLLKFLKAQTKTEEFDAIKIALASPDMIRSWSFGEVKKPETINYRTFKPERDGLFCAR
IFGPVKDYECLCGKYKRLKHRGVICEKCGVEVTQTKVRRERMGHIELASPTAHIWFLKSL
PSRIGLLLDMPLRDIERVLYFESYVVIEGGMTNLERQQILTEEQYLDALEEFGDEFDAKM
GAEAIQALLKSMDLEQECEQLREELNETNSETKRKKLTKRIKLLEAFVQSGNKPEWMILT
VLPVLPPDLRPLVPLDGGRFATSDLNDLYRRVINRNNRLKRLLDLAAPDIIVRNEKRMLQ
EAVDALLDNGRRGRAITGSNKRPLKSLADMIKGKQGRFRQNLLGKRVDYSGRSVITVGPY
LRLHQCGLPKKMALELFKPFIYGKLELRGLATTIKAAKKMVEREEAVVWDILDEVIREHP
VLLNRAPTLHRLGIQAFEPVLIEGKAIQLHPLVCAAYNADFDGDQMAVHVPLTLEAQLEA
RALMMSTNNILSPANGEPIIVPSQDVVLGLYYMTRDCVNAKGEGMVLTGPKEAERLYRSG
LASLHARVKVRITEYEKDANGELVAKTSLKDTTVGRAILWMIVPKGLPYSIVNQALGKKA
ISKMLNTCYRILGLKPTVIFADQIMYTGFAYAARSGASVGIDDMVIPEKKHEIISEAEAE
VAEIQEQFQSGLVTAGERYNKVIDIWAAANDRVSKAMMDNLQTETVINRDGQEEKQVSFN
SIYMMADSGARGSAAQIRQLAGMRGLMAKPDGSIIETPITANFREGLNVLQYFISTHGAR
KGLADTALKTANSGYLTRRLVDVAQDLVVTEDDCGTHEGIMMTPVIEGGDVKEPLRDRVL
GRVTAEDVLKPGTADILVPRNTLLHEQWCDLLEENSVDAVKVRSVVSCDTDFGVCAHCYG
RDLARGHIINKGEAIGVIAAQSIGEPGTQLTMRTFHIGGAASRAAAESSIQVKNKGSIKL
SNVKSVVNSSGKLVITSRNTELKLIDEFGRTKESYKVPYGAVLAKGDGEQVAGGETVANW
DPHTMPVITEVSGFVRFTDMIDGQTITRQTDELTGLSSLVVLDSAERTAGGKDLRPALKI
VDAQGNDVLIPGTDMPAQYFLPGKAIVQLEDGVQISSGDTLARIPQESGGTKDITGGLPR
VADLFEARRPKEPAILAEISGIVSFGKETKGKRRLVITPVDGSDPYEEMIPKWRQLNVFE
GERVERGDVISDGPEAPHDILRLRGVHAVTRYIVNEVQDVYRLQGVKINDKHIEVIVRQM
LRKATIVNAGSSDFLEGEQVEYSRVKIANRELEANGKVGATYSRDLLGITKASLATESFI
SAASFQETTRVLTEAAVAGKRDELRGLKENVIVGRLIPAGTGYAYHQDRMRRRAAGEAPA
APQVTAEDASASLAELLNAGLGGSDNE
Sequence of entity 6 (E), FASTA
>8JO2_6 DNA-directed RNA polymerase subunit omega (chains E)
MARVTVQDAVEKIGNRFDLVLVAARRARQMQVGGKDPLVPEENDKTTVIALREIEEGLIN
NQILDVRERQEQQEQEAAELQAVTAIAEGRR
Sequence of entity 7 (F), FASTA
>8JO2_7 RNA polymerase sigma factor RpoD (chains F)
MEQNPQSQLKLLVTRGKEQGYLTYAEVNDHLPEDIVDSDQIEDIIQMINDMGIQVMEEAP
DADDLMLAENTADEDAAEAAAQVLSSVESEIGRTTDPVRMYMREMGTVELLTREGEIDIA
KRIEDGINQVQCSVAEYPEAITYLLEQYDRVEAEEARLSDLITGFVDPNAEEDLAPTATH
VGSELSQEDLDDDEDEDEEDGDDDSADDDNSIDPELAREKFAELRAQYVVTRDTIKAKGR
SHATAQEEILKLSEVFKQFRLVPKQFDYLVNSMRVMMDRVRTQERLIMKLCVEQCKMPKK
NFITLFTGNETSDTWFNAAIAMNKPWSEKLHDVSEEVHRALQKLQQIEEETGLTIEQVKD
INRRMSIGEAKARRAKKEMVEANLRLVISIAKKYTNRGLQFLDLIQEGNIGLMKAVDKFE
YRRGYKFSTYATWWIRQAITRSIADQARTIRIPVHMIETINKLNRISRQMLQEMGREPTP
EELAERMLMPEDKIRKVLKIAKEPISMETPIGDDEDSHLGDFIEDTTLELPLDSATTESL
RAATHDVLAGLTAREAKVLRMRFGIDMNTDYTLEEVGKQFDVTRERIRQIEAKALRKLRH
PSRSEVLRSFLDD
Sequence of entity 8 (H, I), FASTA
>8JO2_8 DNA-binding transcriptional regulator BasR (chains H, I)
MKILVIEDDALLLQGLILAMQSEGYVCDGVSTAHEAALSLASNHYSLIVLDLGLPDEDGL
HFLSRMRREKMTQPVLILTARDTLEDRISGLDTGADDYLVKPFALEELNARIRALLRRHN
NQGDNEISVGNLRLNVTRRLVWLGETALDLTPKEYALLSRLMMKAGSPVHREILYNDIYS
GDNEPATNTLEVHIHNLREKIGKSRIRTVRGFGYMLANNDDTEHLE

Primary citation

Structural basis of transcriptional activation by the OmpR/PhoB-family response regulator PmrA. Lou, Y.C., Huang, H.Y., Yeh, H.H. et al. Nucleic Acids Res (2023) 51:10049-10058. DOI 10.1093/nar/gkad724 · PubMed

Other PDB entries of the same protein (UniProt P0A7Z4 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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