7NKY: DNA-directed RNA polymerase II subunit RPB1

RNA Polymerase II-Spt4/5-nucleosome-FACT structure. Determined by electron microscopy at 3.2 Å resolution. Released 7 Jul 2021.

Method
Electron microscopy
Resolution
3.2 Å
Organisms
synthetic RNA, synthetic construct, Saccharomyces cerevisiae
Chains
27
Atoms
51,842
Mol. weight
1026.15 kDa
Ligands
ZN, MG
Released
7 Jul 2021

Explore 7NKY in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7NKY contains 247 α-helices and 314 β-strands across 24 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: 4 helices, 1 β-strand

ElementResiduesLengthSheet
α-helix46-5611
α-helix64-7815
α-helix86-11429
β-strand118-119291
α-helix121-13111
Chain A: 80 helices, 73 β-strands
ElementResiduesLengthSheet
α-helix101
β-strand11-1221
β-strand16-1832
α-helix24-307
β-strand33-3423
β-strand3714
α-helix43-453
β-strand5214
α-helix56-583
β-strand82-9093
α-helix96-10510
β-strand10615
β-strand11315
α-helix120-1278
α-helix131-14414
β-strand14716
β-strand151-15337
β-strand161-16337
α-helix1691
β-strand17016
α-helix171-1722
β-strand173-17758
β-strand180-18458
β-strand200-20128
α-helix202-2032
α-helix204-21310
α-helix216-2216
β-strand22519
β-strand22919
α-helix231-2344
β-strand236-24163
α-helix2421
α-helix244-2463
α-helix248-2492
β-strand250-251210
β-strand257-258210
α-helix261-28121
α-helix288-30417
α-helix312-3143
β-strand315111
β-strand321111
α-helix325-3306
α-helix337-3415
β-strand343-345312
β-strand348-355813
β-strand363-367513
α-helix368-3736
β-strand375-379514
α-helix385-39410
β-strand402-406514
β-strand412-414314
β-strand431-435514
α-helix4361
β-strand441-446613
α-helix452-4543
β-strand455-463913
β-strand468-470313
α-helix472-4743
α-helix475-4784
β-strand486-490513
α-helix495-50410
β-strand506113
β-strand512115
β-strand519115
α-helix525-53511
β-strand540-541216
α-helix543-55210
α-helix560-5634
β-strand565117
β-strand571117
β-strand572-573216
α-helix574-5796
α-helix5831
β-strand588-590318
β-strand605-608418
β-strand611-614418
α-helix619-6224
α-helix629-6368
α-helix639-66022
β-strand663119
α-helix666-6694
α-helix673-69927
α-helix703-7053
α-helix710-73627
α-helix742-7498
α-helix755-7584
α-helix759-7635
α-helix767-7693
β-strand770120
β-strand773120
α-helix810-84435
β-strand849-851321
β-strand855-857321
β-strand863-865321
α-helix868-8703
β-strand873122
α-helix875-8773
β-strand879-882423
α-helix890-8978
α-helix907-9093
α-helix910-9123
β-strand913124
α-helix916-9194
α-helix923-94624
β-strand953-956423
α-helix960-97112
α-helix9781
β-strand979124
α-helix983-99614
α-helix1005-101410
α-helix1016-102510
α-helix1028-10292
α-helix1030-10345
α-helix1039-105618
β-strand1057122
α-helix1064-107815
α-helix1098-11058
β-strand1116-1117225
β-strand1118126
α-helix11191
β-strand1120127
α-helix11211
α-helix1128-113811
β-strand1141-1142228
α-helix1143-11464
β-strand1147-1151529
β-strand1154130
α-helix1164-11663
α-helix1167-11748
β-strand1191130
β-strand1192-1197629
α-helix1199-12057
α-helix1209-121911
β-strand1224-1225229
β-strand1228129
β-strand1236-1242729
α-helix1256-127015
β-strand1272-1274328
β-strand1282-12921126
β-strand1298-13081126
α-helix1313-13164
β-strand1322127
β-strand1328-1329225
α-helix1333-13397
α-helix1341-135818
α-helix1365-137612
α-helix1389-13913
α-helix1396-14016
α-helix1405-141511
β-strand1418-141922
α-helix1424-14307
β-strand1442-1445431
α-helix1447-14537
Chain b: 3 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix31-4010
β-strand45-46291
α-helix50-7627
α-helix83-9311
β-strand97-98292
Chain B: 51 helices, 68 β-strands
ElementResiduesLengthSheet
α-helix23-253
α-helix27-4014
α-helix45-539
α-helix54-585
α-helix59-657
β-strand91-1001032
β-strand101-103333
β-strand109-111333
α-helix114-1207
β-strand125-133932
β-strand165-171732
α-helix186-1916
β-strand203-205334
β-strand208-212534
α-helix2131
β-strand214-218535
α-helix2191
β-strand223-226436
β-strand234-2431036
β-strand251-259936
β-strand269-272436
β-strand279-281336
α-helix282-2898
α-helix294-3018
α-helix309-32012
α-helix327-33812
α-helix349-3546
α-helix355-3595
α-helix372-38918
α-helix394-3963
α-helix401-4033
β-strand404-407435
α-helix409-43426
α-helix451-46313
β-strand480-482334
α-helix488-4958
β-strand497-499335
α-helix510-5123
α-helix516-5183
β-strand522137
β-strand537-538235
β-strand539137
β-strand544-545238
α-helix552-56110
β-strand564-565239
α-helix5771
β-strand578-582539
β-strand585-590639
α-helix593-60614
β-strand614-618539
β-strand623-627539
β-strand633-639738
β-strand640-641240
β-strand650-651240
α-helix655-66713
α-helix681-6866
β-strand690-694538
α-helix697-7004
α-helix7021
β-strand703-704238
α-helix728-7292
α-helix731-7333
β-strand740-741238
α-helix745-7484
α-helix752-7543
α-helix759-7613
α-helix764-77613
β-strand777141
β-strand779142
β-strand793-796442
β-strand800143
α-helix809-8124
β-strand821-827744
β-strand828119
β-strand838-842544
α-helix843-8486
β-strand853-8621042
β-strand865145
β-strand871145
β-strand873-874246
β-strand898147
α-helix899-9002
β-strand904-906342
β-strand910-912347
β-strand914-915246
β-strand936146
β-strand939-940247
α-helix941-9422
β-strand946-9561142
β-strand962-9721142
β-strand979-982444
β-strand987-994844
β-strand1001-1002248
β-strand1010-1012344
α-helix1016-10205
α-helix1023-103816
α-helix1052-106211
β-strand1069-1070244
β-strand1072-1073248
α-helix10791
β-strand1080148
α-helix10811
β-strand1085-10941044
β-strand1095141
α-helix1099-11024
β-strand1104-1105213
β-strand1111149
β-strand1118149
α-helix11191
β-strand1128-1130312
α-helix1132-114110
α-helix1144-11485
α-helix1149-11546
β-strand1158-116361
β-strand1172-1174350
β-strand1179-1181350
β-strand1191-119661
α-helix1198-120912
β-strand1215-121732
Chain c: 6 helices, 3 β-strands
ElementResiduesLengthSheet
α-helix17-204
α-helix27-3610
β-strand43193
α-helix46-7227
β-strand77-78294
α-helix80-8910
α-helix91-966
β-strand101-102295
α-helix113-1153
Chain C: 10 helices, 14 β-strands
ElementResiduesLengthSheet
β-strand7-13751
β-strand17-23751
α-helix27-3913
β-strand43-541252
α-helix60-6910
β-strand72-74353
β-strand96-104952
β-strand111-114454
α-helix115-1173
β-strand118-120352
β-strand129-132453
α-helix1331
β-strand143-147554
β-strand152-1621152
α-helix168-1703
β-strand173155
β-strand177-180451
α-helix197-2004
α-helix207-2093
α-helix211-2133
α-helix218-2192
β-strand228-233651
β-strand234155
α-helix240-26627
Chain d: 4 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix35-4511
β-strand50-51294
α-helix53-8028
β-strand86193
α-helix88-9811
α-helix101-12020
Chain D: 8 helices, 4 β-strands
ElementResiduesLengthSheet
β-strand5-6231
α-helix20-223
β-strand36-38371
β-strand44-46371
β-strand49131
α-helix52-7524
α-helix121-13313
α-helix139-15012
α-helix157-17014
α-helix174-1829
α-helix188-1947
α-helix204-21714

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

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
RNA (5'-r(p*up*cp*up*up*up*up*ap*up*up*up*up*up*up*cp*up*g)-3')PRNA16synthetic RNA
DNA (138-mer)NDNA138synthetic construct
DNA (148-mer)TDNA148synthetic construct
DNA-directed RNA polymerase II subunit RPB1Aprotein1733Saccharomyces cerevisiaeP04050 (AlphaFold model)
DNA-directed RNA polymerase II subunit RPB2Bprotein1224Saccharomyces cerevisiaeP08518 (AlphaFold model)
DNA-directed RNA polymerase II subunit RPB3Cprotein318Saccharomyces cerevisiaeP16370 (AlphaFold model)
DNA-directed RNA polymerases I, II, and III subunit RPABC1Eprotein215Saccharomyces cerevisiaeP20434 (AlphaFold model)
DNA-directed RNA polymerases I, II, and III subunit RPABC2Fprotein155Saccharomyces cerevisiaeP20435
DNA-directed RNA polymerases I, II, and III subunit RPABC3Hprotein146Saccharomyces cerevisiaeP20436
DNA-directed RNA polymerase II subunit RPB9Iprotein122Saccharomyces cerevisiaeP27999
DNA-directed RNA polymerases I, II, and III subunit RPABC5Jprotein70Saccharomyces cerevisiaeP22139
DNA-directed RNA polymerase II subunit RPB11Kprotein120Saccharomyces cerevisiaeP38902

11 more molecules are not listed.

Sequence of entity 1 (P), FASTA
>7NKY_1 RNA (5'-R(P*UP*CP*UP*UP*UP*UP*AP*UP*UP*UP*UP*UP*UP*CP*UP*G)-3') (chains P)
UCUUUUAUUUUUUCUG
Sequence of entity 2 (N), FASTA
>7NKY_2 DNA (138-MER) (chains N)
CTAGCACAGGGTGTCTGCTTATCGGTAGAGTGTCAATCCCCTTGGCGGTTAAAACGCGGG
GGACAGCGCGTACGTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTGAGCGGCCT
CGGCACCGGGATTCTGAT
Sequence of entity 3 (T), FASTA
>7NKY_3 DNA (148-MER) (chains T)
ATCAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAAA
CGCACGTACGCGCTGTCCCCCGCGTTTTAACCGCCAAGGGGATTGACACTCTACCGATAA
GCAGACGACAGAAAAAACCCTGTGCTAG
Sequence of entity 4 (A), FASTA
>7NKY_4 DNA-directed RNA polymerase II subunit RPB1 (chains A)
MVGQQYSSAPLRTVKEVQFGLFSPEEVRAISVAKIRFPETMDETQTRAKIGGLNDPRLGS
IDRNLKCQTCQEGMNECPGHFGHIDLAKPVFHVGFIAKIKKVCECVCMHCGKLLLDEHNE
LMRQALAIKDSKKRFAAIWTLCKTKMVCETDVPSEDDPTQLVSRGGCGNTQPTIRKDGLK
LVGSWKKDRATGDADEPELRVLSTEEILNIFKHISVKDFTSLGFNEVFSRPEWMILTCLP
VPPPPVRPSISFNESQRGEDDLTFKLADILKANISLETLEHNGAPHHAIEEAESLLQFHV
ATYMDNDIAGQPQALQKSGRPVKSIRARLKGKEGRIRGNLMGKRVDFSARTVISGDPNLE
LDQVGVPKSIAKTLTYPEVVTPYNIDRLTQLVRNGPNEHPGAKYVIRDSGDRIDLRYSKR
AGDIQLQYGWKVERHIMDNDPVLFNRQPSLHKMSMMAHRVKVIPYSTFRLNLSVTSPYNA
DFDGDEMNLHVPQSEETRAELSQLCAVPLQIVSPQSNKPCMGIVQDTLCGIRKLTLRDTF
IELDQVLNMLYWVPDWDGVIPTPAIIKPKPLWSGKQILSVAIPNGIHLQRFDEGTTLLSP
KDNGMLIIDGQIIFGVVEKKTVGSSNGGLIHVVTREKGPQVCAKLFGNIQKVVNFWLLHN
GFSTGIGDTIADGPTMREITETIAEAKKKVLDVTKEAQANLLTAKHGMTLRESFEDNVVR
FLNEARDKAGRLAEVNLKDLNNVKQMVMAGSKGSFINIAQMSACVGQQSVEGKRIAFGFV
DRTLPHFSKDDYSPESKGFVENSYLRGLTPQEFFFHAMGGREGLIDTAVKTAETGYIQRR
LVKALEDIMVHYDNTTRNSLGNVIQFIYGEDGMDAAHIEKQSLDTIGGSDAAFEKRYRVD
LLNTDHTLDPSLLESGSEILGDLKLQVLLDEEYKQLVKDRKFLREVFVDGEANWPLPVNI
RRIIQNAQQTFHIDHTKPSDLTIKDIVLGVKDLQENLLVLRGKNEIIQNAQRDAVTLFCC
LLRSRLATRRVLQEYRLTKQAFDWVLSNIEAQFLRSVVHPGEMVGVLAAQSIGEPATQMT
LNTFHFAGVASKKVTSGVPRLKEILNVAKNMKTPSLTVYLEPGHAADQEQAKLIRSAIEH
TTLKSVTIASEIYYDPDPRSTVIPEDEEIIQLHFSLLDEEAEQSFDQQSPWLLRLELDRA
AMNDKDLTMGQVGERIKQTFKNDLFVIWSEDNDEKLIIRCRVVRPKSLDAETEAEEDHML
KKIENTMLENITLRGVENIERVVMMKYDRKVPSPTGEYVKEPEWVLETDGVNLSEVMTVP
GIDPTRIYTNSFIDIMEVLGIEAGRAALYKEVYNVIASDGSYVNYRHMALLVDVMTTQGG
LTSVTRHGFNRSNTGALMRCSFEETVEILFEAGASAELDDCRGVSENVILGQMAPIGTGA
FDVMIDEESLVKYMPEQKITEIEDGQDGGVTPYSNESGLVNADLDVKDELMFSPLVDSGS
NDAMAGGFTAYGGADYGEATSPFGAYGEAPTSPGFGVSSPGFSPTSPTYSPTSPAYSPTS
PSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYS
PTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPAYSPTSPSYSPTSPSYSPTSP
SYSPTSPSYSPTSPNYSPTSPSYSPTSPGYSPGSPAYSPKQDEQKHNENENSR
Sequence of entity 5 (B), FASTA
>7NKY_5 DNA-directed RNA polymerase II subunit RPB2 (chains B)
MSDLANSEKYYDEDPYGFEDESAPITAEDSWAVISAFFREKGLVSQQLDSFNQFVDYTLQ
DIICEDSTLILEQLAQHTTESDNISRKYEISFGKIYVTKPMVNESDGVTHALYPQEARLR
NLTYSSGLFVDVKKRTYEAIDVPGRELKYELIAEESEDDSESGKVFIGRLPIMLRSKNCY
LSEATESDLYKLKECPFDMGGYFIINGSEKVLIAQERSAGNIVQVFKKAAPSPISHVAEI
RSALEKGSRFISTLQVKLYGREGSSARTIKATLPYIKQDIPIVIIFRALGIIPDGEILEH
ICYDVNDWQMLEMLKPCVEDGFVIQDRETALDFIGRRGTALGIKKEKRIQYAKDILQKEF
LPHITQLEGFESRKAFFLGYMINRLLLCALDRKDQDDRDHFGKKRLDLAGPLLAQLFKTL
FKKLTKDIFRYMQRTVEEAHDFNMKLAINAKTITSGLKYALATGNWGEQKKAMSSRAGVS
QVLNRYTYSSTLSHLRRTNTPIGRDGKLAKPRQLHNTHWGLVCPAETPEGQACGLVKNLS
LMSCISVGTDPMPIITFLSEWGMEPLEDYVPHQSPDATRVFVNGVWHGVHRNPARLMETL
RTLRRKGDINPEVSMIRDIREKELKIFTDAGRVYRPLFIVEDDESLGHKELKVRKGHIAK
LMATEYQDIEGGFEDVEEYTWSSLLNEGLVEYIDAEEEESILIAMQPEDLEPAEANEEND
LDVDPAKRIRVSHHATTFTHCEIHPSMILGVAASIIPFPDHNQSPRNTYQSAMGKQAMGV
FLTNYNVRMDTMANILYYPQKPLGTTRAMEYLKFRELPAGQNAIVAIACYSGYNQEDSMI
MNQSSIDRGLFRSLFFRSYMDQEKKYGMSITETFEKPQRTNTLRMKHGTYDKLDDDGLIA
PGVRVSGEDVIIGKTTPISPDEEELGQRTAYHSKRDASTPLRSTENGIVDQVLVTTNQDG
LKFVKVRVRTTKIPQIGDKFASRHGQKGTIGITYRREDMPFTAEGIVPDLIINPHAIPSR
MTVAHLIECLLSKVAALSGNEGDASPFTDITVEGISKLLREHGYQSRGFEVMYNGHTGKK
LMAQIFFGPTYYQRLRHMVDDKIHARARGPMQVLTRQPVEGRSRDGGLRFGEMERDCMIA
HGAASFLKERLMEASDAFRVHICGICGLMTVIAKLNHNQFECKGCDNKIDIYQIHIPYAA
KLLFQELMAMNITPRLYTDRSRDF
Sequence of entity 6 (C), FASTA
>7NKY_6 DNA-directed RNA polymerase II subunit RPB3 (chains C)
MSEEGPQVKIREASKDNVDFILSNVDLAMANSLRRVMIAEIPTLAIDSVEVETNTTVLAD
EFIAHRLGLIPLQSMDIEQLEYSRDCFCEDHCDKCSVVLTLQAFGESESTTNVYSKDLVI
VSNLMGRNIGHPIIQDKEGNGVLICKLRKGQELKLTCVAKKGIAKEHAKWGPAAAIEFEY
DPWNKLKHTDYWYEQDSAKEWPQSKNCEYEDPPNEGDPFDYKAQADTFYMNVESVGSIPV
DQVVVRGIDTLQKKVASILLALTQMDQDKVNFASGDNNTASNMLGSNEDVMMTGAEQDPY
SNASQMGNTGSGGYDNAW
Sequence of entity 7 (E), FASTA
>7NKY_7 DNA-directed RNA polymerases I, II, and III subunit RPABC1 (chains E)
MDQENERNISRLWRAFRTVKEMVKDRGYFITQEEVELPLEDFKAKYCDSMGRPQRKMMSF
QANPTEESISKFPDMGSLWVEFCDEPSVGVKTMKTFVIHIQEKNFQTGIFVYQNNITPSA
MKLVPSIPPATIETFNEAALVVNITHHELVPKHIRLSSDEKRELLKRYRLKESQLPRIQR
ADPVALYLGLKRGEVVKIIRKSETSGRYASYRICM
Sequence of entity 8 (F), FASTA
>7NKY_8 DNA-directed RNA polymerases I, II, and III subunit RPABC2 (chains F)
MSDYEEAFNDGNENFEDFDVEHFSDEETYEEKPQFKDGETTDANGKTIVTGGNGPEDFQQ
HEQIRRKTLKEKAIPKDQRATTPYMTKYERARILGTRALQISMNAPVFVDLEGETDPLRI
AMKELAEKKIPLVIRRYLPDGSFEDWSVEELIVDL
Sequence of entity 9 (H), FASTA
>7NKY_9 DNA-directed RNA polymerases I, II, and III subunit RPABC3 (chains H)
MSNTLFDDIFQVSEVDPGRYNKVCRIEAASTTQDQCKLTLDINVELFPVAAQDSLTVTIA
SSLNLEDTPANDSSATRSWRPPQAGDRSLADDYDYVMYGTAYKFEEVSKDLIAVYYSFGG
LLMRLEGNYRNLNNLKQENAYLLIRR
Sequence of entity 10 (I), FASTA
>7NKY_10 DNA-directed RNA polymerase II subunit RPB9 (chains I)
MTTFRFCRDCNNMLYPREDKENNRLLFECRTCSYVEEAGSPLVYRHELITNIGETAGVVQ
DIGSDPTLPRSDRECPKCHSRENVFFQSQQRRKDTSMVLFFVCLSCSHIFTSDQKNKRTQ
FS
Sequence of entity 11 (J), FASTA
>7NKY_11 DNA-directed RNA polymerases I, II, and III subunit RPABC5 (chains J)
MIVPVRCFSCGKVVGDKWESYLNLLQEDELDEGTALSRLGLKRYCCRRMILTHVDLIEKF
LRYNPLEKRD
Sequence of entity 12 (K), FASTA
>7NKY_12 DNA-directed RNA polymerase II subunit RPB11 (chains K)
MNAPDRFELFLLGEGESKLKIDPDTKAPNAVVITFEKEDHTLGNLIRAELLNDRKVLFAA
YKVEHPFFARFKLRIQTTEGYDPKDALKNACNSIINKLGALKTNFETEWNLQTLAADDAF

Ligands and cofactors

IDNameFormulaCopies
ZNZinc ionZn9
MGMagnesium ionMg1

Primary citation

Structural basis of nucleosome transcription mediated by Chd1 and FACT. Farnung, L., Ochmann, M., Engeholm, M. et al. Nat Struct Mol Biol (2021) 28:382-387. DOI 10.1038/s41594-021-00578-6 · PubMed

Other PDB entries of the same protein (UniProt P04050 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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