7A5P: Unknown

Human C Complex Spliceosome - Medium-resolution PERIPHERY. Determined by electron microscopy at 5.0 Å resolution. Released 14 Oct 2020.

Method
Electron microscopy
Resolution
5.0 Å
Organism
Homo sapiens
Chains
48
Atoms
52,703
Mol. weight
3093.74 kDa
Released
14 Oct 2020

Explore 7A5P in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7A5P contains 438 α-helices and 397 β-strands across 44 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 8: 5 helices, 0 β-strands

ElementResiduesLengthSheet
α-helix6-2419
α-helix28-325
α-helix43-508
α-helix56-6914
α-helix93-10614
Chain a: 1 helix, 5 β-strands
ElementResiduesLengthSheet
α-helix5-128
β-strand17-2261
β-strand27-3591
β-strand41-4991
β-strand55-6391
β-strand68-7361
Chain A: 18 helices, 27 β-strands
ElementResiduesLengthSheet
α-helix1766-17716
β-strand1777-178152
β-strand178713
β-strand179014
β-strand180014
β-strand180313
β-strand180615
β-strand1808-181032
β-strand1816-181942
β-strand182115
α-helix1833-185119
β-strand1860-186342
α-helix1866-18683
α-helix1869-18724
α-helix18821
β-strand1883-188532
α-helix1902-19076
β-strand1915-191842
α-helix1932-194211
α-helix1951-19544
α-helix1973-199523
α-helix2069-20757
α-helix2080-20889
α-helix2092-20943
β-strand2103-210536
α-helix2108-21169
α-helix2123-21242
β-strand2125-213176
β-strand2139-214686
β-strand215017
β-strand2151-215228
β-strand2157-215828
α-helix2162-21643
β-strand2173-218196
α-helix2190-220213
β-strand2213-221756
β-strand2225-222736
β-strand2228-223039
α-helix2232-22409
α-helix2253-22553
β-strand2256-225839
β-strand2260-226236
β-strand2270-227456
β-strand228017
β-strand2296-229946
Chain b: 1 helix, 5 β-strands
ElementResiduesLengthSheet
β-strand16-2161
β-strand26-3381
β-strand40-4891
β-strand64-7291
α-helix74-763
β-strand77-8481
Chain c: 4 helices, 5 β-strands
ElementResiduesLengthSheet
α-helix3-86
β-strand14-1961
β-strand24-3291
β-strand38-4691
β-strand53-6081
α-helix62-643
β-strand65-6951
α-helix70-712
α-helix76-794
Chain C: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix304-31613
Chain d: 3 helices, 5 β-strands
ElementResiduesLengthSheet
α-helix21-266
α-helix30-389
β-strand41-4661
β-strand51-5991
β-strand65-7391
β-strand93-10191
α-helix103-1053
β-strand106-11161
Chains e and j: 2 helices, 5 β-strands
ElementResiduesLengthSheet
α-helix17-2711
β-strand30-3561
β-strand41-50101
β-strand56-65101
β-strand70-79101
α-helix81-833
β-strand84-9071

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

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
U2 snRNA2RNA975Homo sapiens
U5 snRNA5RNA116Homo sapiens
U6 snRNA6RNA106Homo sapiens
Unknown8protein204Homo sapiens
Pre-mRNA-processing-splicing factor 8Aprotein2335Homo sapiensQ6P2Q9 (AlphaFold model)
SNW domain-containing protein 1Cprotein536Homo sapiensQ13573 (AlphaFold model)
Pre-mRNA-processing factor 17Eprotein579Homo sapiensO60508 (AlphaFold model)
Pre-mRNA-processing factor 19G, H, I, Jprotein504Homo sapiensQ9UMS4 (AlphaFold model)
Pre-mRNA-splicing factor SPF27Kprotein225Homo sapiensO75934
Cell division cycle 5-like proteinLprotein802Homo sapiensQ99459
Pre-mRNA-splicing factor SYF1Mprotein855Homo sapiensQ9HCS7
Pre-mRNA-splicing factor SYF2Nprotein243Homo sapiensO95926

26 more molecules are not listed.

Sequence of entity 1 (2), FASTA
>7A5P_1 U2 snRNA (chains 2)
AACGGCGGAGGCCACGCCCUCUGUGAAAGGGCGGGGCAUGCAAAUUCGAAAUGAAAGCCC
GGGAACGCCGGAAGAAGCACGGGUGUAAGAUUUCCCUUUUCAAAGGCGGAGAAUAAGAAA
UCAGCCCGAGAGUGUAAGGGCGUCAAUAGCGCUGUGGACGAGACAGAGGGAAUGGGGCAA
GGAGCGAGGCUGGGGCUCUCACCGCGACUUGAAUGUGGAUGAGAGUGGGACGGUGACGGC
GGGCGCGAAGGCGAGCGCAUCGCUUCUCGGCCUUUUGGCUAAGAUCAAGUGUAGUAUCUG
UUCUUAUCAGUUUAAUAUCUGAUACGUCCUCUAUCCGAGGACAAUAUAUUAAAUGGAUUU
UUGGAGCAGGGAGAUGGAAUAGGAGCUUGCUCCGUCCACUCCACGCAUCGACCUGGUAUU
GCAGUACCUCCAGGAACGGUGCACCCCCUCCGGGGUACAACGUGUUUCCUAAAAGUAGAG
GGAGGUGAGAGACGGUAGCACCUGCGGGGCGGCUUGCACGCCGAGUGCCUGUGACGCGCC
GGCUUGACUUAACUGCUUCCCUGAAGUACCGUGAGGUUCCUGAUGUGCGGGCGGUAGACG
GUAGGCUUAUGCGGCACGCUUUCGUUUCCACCGUGGCUACUGCGCUUUGGGAAGGCCACG
ACCUCCUCCUUUGGGGAGGUCCUUAGGAUCUCAGCUUGGCAGUCGAGUGGGUGGCGACCU
UUUAAAGGAAUGGGACCCACCCGGAGUUCUUCUUUCUCCUGUCUCUCUCUCUCUCUCUCU
CUCUCUCUCUCUCUCUCUCUCUUUCUCUCUCUCUCUCUGUCUCUCCGUCUCUCUGUGUCU
GUCUCUGUCUCUCUGUCUCUCUCUCUCUCUCUCUCUCUCUCUCCUCUCUCUGUCUCUCUC
UCUCUUUCCCCCCCCCUCCCCGCCUCUCCCUCGCUCUCUCUUUUGGUUUCCCCCACCCCC
UCCCAAGUUCUGGGG
Sequence of entity 2 (5), FASTA
>7A5P_2 U5 snRNA (chains 5)
AUACUCUGGUUUCUCUUCAGAUCGCAUAAAUCUUUCGCCUUUUACUAAAGAUUUCCGUGG
AGAGGAACAACUCUGAGUCUUAACCCAAUUUUUUGAGCCUUGCCUUGGCAAGGCUA
Sequence of entity 3 (6), FASTA
>7A5P_3 U6 snRNA (chains 6)
GUGCUCGCUUCGGCAGCACAUAUACUAAAAUUGGAACGAUACAGAGAAGAUUAGCAUGGC
CCCUGCGCAAGGAUGACACGCAAAUUCGUGAAGCGUUCCAUAUUUU
Sequence of entity 4 (8), FASTA
>7A5P_4 UNKNOWN (chains 8)
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXX
Sequence of entity 5 (A), FASTA
>7A5P_5 Pre-mRNA-processing-splicing factor 8 (chains A)
MAGVFPYRGPGNPVPGPLAPLPDYMSEEKLQEKARKWQQLQAKRYAEKRKFGFVDAQKED
MPPEHVRKIIRDHGDMTNRKFRHDKRVYLGALKYMPHAVLKLLENMPMPWEQIRDVPVLY
HITGAISFVNEIPWVIEPVYISQWGSMWIMMRREKRDRRHFKRMRFPPFDDEEPPLDYAD
NILDVEPLEAIQLELDPEEDAPVLDWFYDHQPLRDSRKYVNGSTYQRWQFTLPMMSTLYR
LANQLLTDLVDDNYFYLFDLKAFFTSKALNMAIPGGPKFEPLVRDINLQDEDWNEFNDIN
KIIIRQPIRTEYKIAFPYLYNNLPHHVHLTWYHTPNVVFIKTEDPDLPAFYFDPLINPIS
HRHSVKSQEPLPDDDEEFELPEFVEPFLKDTPLYTDNTANGIALLWAPRPFNLRSGRTRR
ALDIPLVKNWYREHCPAGQPVKVRVSYQKLLKYYVLNALKHRPPKAQKKRYLFRSFKATK
FFQSTKLDWVEVGLQVCRQGYNMLNLLIHRKNLNYLHLDYNFNLKPVKTLTTKERKKSRF
GNAFHLCREVLRLTKLVVDSHVQYRLGNVDAFQLADGLQYIFAHVGQLTGMYRYKYKLMR
QIRMCKDLKHLIYYRFNTGPVGKGPGCGFWAAGWRVWLFFMRGITPLLERWLGNLLARQF
EGRHSKGVAKTVTKQRVESHFDLELRAAVMHDILDMMPEGIKQNKARTILQHLSEAWRCW
KANIPWKVPGLPTPIENMILRYVKAKADWWTNTAHYNRERIRRGATVDKTVCKKNLGRLT
RLYLKAEQERQHNYLKDGPYITAEEAVAVYTTTVHWLESRRFSPIPFPPLSYKHDTKLLI
LALERLKEAYSVKSRLNQSQREELGLIEQAYDNPHEALSRIKRHLLTQRAFKEVGIEFMD
LYSHLVPVYDVEPLEKITDAYLDQYLWYEADKRRLFPPWIKPADTEPPPLLVYKWCQGIN
NLQDVWETSEGECNVMLESRFEKMYEKIDLTLLNRLLRLIVDHNIADYMTAKNNVVINYK
DMNHTNSYGIIRGLQFASFIVQYYGLVMDLLVLGLHRASEMAGPPQMPNDFLSFQDIATE
AAHPIRLFCRYIDRIHIFFRFTADEARDLIQRYLTEHPDPNNENIVGYNNKKCWPRDARM
RLMKHDVNLGRAVFWDIKNRLPRSVTTVQWENSFVSVYSKDNPNLLFNMCGFECRILPKC
RTSYEEFTHKDGVWNLQNEVTKERTAQCFLRVDDESMQRFHNRVRQILMASGSTTFTKIV
NKWNTALIGLMTYFREAVVNTQELLDLLVKCENKIQTRIKIGLNSKMPSRFPPVVFYTPK
ELGGLGMLSMGHVLIPQSDLRWSKQTDVGITHFRSGMSHEEDQLIPNLYRYIQPWESEFI
DSQRVWAEYALKRQEAIAQNRRLTLEDLEDSWDRGIPRINTLFQKDRHTLAYDKGWRVRT
DFKQYQVLKQNPFWWTHQRHDGKLWNLNNYRTDMIQALGGVEGILEHTLFKGTYFPTWEG
LFWEKASGFEESMKWKKLTNAQRSGLNQIPNRRFTLWWSPTINRANVYVGFQVQLDLTGI
FMHGKIPTLKISLIQIFRAHLWQKIHESIVMDLCQVFDQELDALEIETVQKETIHPRKSY
KMNSSCADILLFASYKWNVSRPSLLADSKDVMDSTTTQKYWIDIQLRWGDYDSHDIERYA
RAKFLDYTTDNMSIYPSPTGVLIAIDLAYNLHSAYGNWFPGSKPLIQQAMAKIMKANPAL
YVLRERIRKGLQLYSSEPTEPYLSSQNYGELFSNQIIWFVDDTNVYRVTIHKTFEGNLTT
KPINGAIFIFNPRTGQLFLKIIHTSVWAGQKRLGQLAKWKTAEEVAALIRSLPVEEQPKQ
IIVTRKGMLDPLEVHLLDFPNIVIKGSELQLPFQACLKVEKFGDLILKATEPQMVLFNLY
DDWLKTISSYTAFSRLILILRALHVNNDRAKVILKPDKTTITEPHHIWPTLTDEEWIKVE
VQLKDLILADYGKKNNVNVASLTQSEIRDIILGMEISAPSQQRQQIAEIEKQTKEQSQLT
ATQTRTVNKHGDEIITSTTSNYETQTFSSKTEWRVRAISAANLHLRTNHIYVSSDDIKET
GYTYILPKNVLKKFICISDLRAQIAGYLYGVSPPDNPQVKEIRCIVMVPQWGTHQTVHLP
GQLPQHEYLKEMEPLGWIHTQPNESPQLSPQDVTTHAKIMADNPSWDGEKTIIITCSFTP
GSCTLTAYKLTPSGYEWGRQNTDKGNNPKGYLPSHYERVQMLLSDRFLGFFMVPAQSSWN
YNFMGVRHDPNMKYELQLANPKEFYHEVHRPSHFLNFALLQEGEVYSADREDLYA
Sequence of entity 6 (C), FASTA
>7A5P_6 SNW domain-containing protein 1 (chains C)
MALTSFLPAPTQLSQDQLEAEEKARSQRSRQTSLVSSRREPPPYGYRKGWIPRLLEDFGD
GGAFPEIHVAQYPLDMGRKKKMSNALAIQVDSEGKIKYDAIARQGQSKDKVIYSKYTDLV
PKEVMNADDPDLQRPDEEAIKEITEKTRVALEKSVSQKVAAAMPVRAADKLAPAQYIRYT
PSQQGVAFNSGAKQRVIRMVEMQKDPMEPPRFKINKKIPRGPPSPPAPVMHSPSRKMTVK
EQQEWKIPPCISNWKNAKGYTIPLDKRLAADGRGLQTVHINENFAKLAEALYIADRKARE
AVEMRAQVERKMAQKEKEKHEEKLREMAQKARERRAGIKTHVEKEDGEARERDEIRHDRR
KERQHDRNLSRAAPDKRSKLQRNENRDISEVIALGVPNPRTSNEVQYDQRLFNQSKGMDS
GFAGGEDEIYNVYDQAWRGGKDMAQSIYRPSKNLDKDMYGDDLEARIKTNRFVPDKEFSG
SDRRQRGREGPVQFEEDPFGLDKFLEEAKQHGGSKRPSDSSRPKEHEHEGKKRRKE
Sequence of entity 7 (E), FASTA
>7A5P_7 Pre-mRNA-processing factor 17 (chains E)
MSAAIAALAASYGSGSGSESDSDSESSRCPLPAADSLMHLTKSPSSKPSLAVAVDSAPEV
AVKEDLETGVHLDPAVKEVQYNPTYETMFAPEFGPENPFRTQQMAAPRNMLSGYAEPAHI
NDFMFEQQRRTFATYGYALDPSLDNHQVSAKYIGSVEEAEKNQGLTVFETGQKKTEKRKK
FKENDASNIDGFLGPWAKYVDEKDVAKPSEEEQKELDEITAKRQKKGKQEEEKPGEEKTI
LHVKEMYDYQGRSYLHIPQDVGVNLRSTMPPEKCYLPKKQIHVWSGHTKGVSAVRLFPLS
GHLLLSCSMDCKIKLWEVYGERRCLRTFIGHSKAVRDICFNTAGTQFLSAAYDRYLKLWD
TETGQCISRFTNRKVPYCVKFNPDEDKQNLFVAGMSDKKIVQWDIRSGEIVQEYDRHLGA
VNTIVFVDENRRFVSTSDDKSLRVWEWDIPVDFKYIAEPSMHSMPAVTLSPNGKWLACQS
MDNQILIFGAQNRFRLNKKKIFKGHMVAGYACQVDFSPDMSYVISGDGNGKLNIWDWKTT
KLYSRFKAHDKVCIGAVWHPHETSKVITCGWDGLIKLWD
Sequence of entity 8 (G, H, I, J), FASTA
>7A5P_8 Pre-mRNA-processing factor 19 (chains G, H, I, J)
MSLICSISNEVPEHPCVSPVSNHVYERRLIEKYIAENGTDPINNQPLSEEQLIDIKVAHP
IRPKPPSATSIPAILKALQDEWDAVMLHSFTLRQQLQTTRQELSHALYQHDAACRVIARL
TKEVTAAREALATLKPQAGLIVPQAVPSSQPSVVGAGEPMDLGELVGMTPEIIQKLQDKA
TVLTTERKKRGKTVPEELVKPEELSKYRQVASHVGLHSASIPGILALDLCPSDTNKILTG
GADKNVVVFDKSSEQILATLKGHTKKVTSVVFHPSQDLVFSASPDATIRIWSVPNASCVQ
VVRAHESAVTGLSLHATGDYLLSSSDDQYWAFSDIQTGRVLTKVTDETSGCSLTCAQFHP
DGLIFGTGTMDSQIKIWDLKERTNVANFPGHSGPITSIAFSENGYYLATAADDSSVKLWD
LRKLKNFKTLQLDNNFEVKSLIFDQSGTYLALGGTDVQIYICKQWTEILHFTEHSGLTTG
VAFGHHAKFIASTGMDRSLKFYSL
Sequence of entity 9 (K), FASTA
>7A5P_9 Pre-mRNA-splicing factor SPF27 (chains K)
MAGTGLVAGEVVVDALPYFDQGYEAPGVREAAAALVEEETRRYRPTKNYLSYLTAPDYSA
FETDIMRNEFERLAARQPIELLSMKRYELPAPSSGQKNDITAWQECVNNSMAQLEHQAVR
IENLELMSQHGCNAWKVYNENLVHMIEHAQKELQKLRKHIQDLNWQRKNMQLTAGSKLRE
MESNWVSLVSKNYEIERTIVQLENEIYQIKQQHGEANKENIRQDF
Sequence of entity 10 (L), FASTA
>7A5P_10 Cell division cycle 5-like protein (chains L)
MPRIMIKGGVWRNTEDEILKAAVMKYGKNQWSRIASLLHRKSAKQCKARWYEWLDPSIKK
TEWSREEEEKLLHLAKLMPTQWRTIAPIIGRTAAQCLEHYEFLLDKAAQRDNEEETTDDP
RKLKPGEIDPNPETKPARPDPIDMDEDELEMLSEARARLANTQGKKAKRKAREKQLEEAR
RLAALQKRRELRAAGIEIQKKRKRKRGVDYNAEIPFEKKPALGFYDTSEENYQALDADFR
KLRQQDLDGELRSEKEGRDRKKDKQHLKRKKESDLPSAILQTSGVSEFTKKRSKLVLPAP
QISDAELQEVVKVGQASEIARQTAEESGITNSASSTLLSEYNVTNNSVALRTPRTPASQD
RILQEAQNLMALTNVDTPLKGGLNTPLHESDFSGVTPQRQVVQTPNTVLSTPFRTPSNGA
EGLTPRSGTTPKPVINSTPGRTPLRDKLNINPEDGMADYSDPSYVKQMERESREHLRLGL
LGLPAPKNDFEIVLPENAEKELEEREIDDTYIEDAADVDARKQAIRDAERVKEMKRMHKA
VQKDLPRPSEVNETILRPLNVEPPLTDLQKSEELIKKEMITMLHYDLLHHPYEPSGNKKG
KTVGFGTNNSEHITYLEHNPYEKFSKEELKKAQDVLVQEMEVVKQGMSHGELSSEAYNQV
WEECYSQVLYLPGQSRYTRANLASKKDRIESLEKRLEINRGHMTTEAKRAAKMEKKMKIL
LGGYQSRAMGLMKQLNDLWDQIEQAHLELRTFEELKKHEDSAIPRRLECLKEDVQRQQER
EKELQHRYADLLLEKETLKSKF
Sequence of entity 11 (M), FASTA
>7A5P_11 Pre-mRNA-splicing factor SYF1 (chains M)
MVVMARLSRPERPDLVFEEEDLPYEEEIMRNQFSVKCWLRYIEFKQGAPKPRLNQLYERA
LKLLPCSYKLWYRYLKARRAQVKHRCVTDPAYEDVNNCHERAFVFMHKMPRLWLDYCQFL
MDQGRVTHTRRTFDRALRALPITQHSRIWPLYLRFLRSHPLPETAVRGYRRFLKLSPESA
EEYIEYLKSSDRLDEAAQRLATVVNDERFVSKAGKSNYQLWHELCDLISQNPDKVQSLNV
DAIIRGGLTRFTDQLGKLWCSLADYYIRSGHFEKARDVYEEAIRTVMTVRDFTQVFDSYA
QFEESMIAAKMETASELGREEEDDVDLELRLARFEQLISRRPLLLNSVLLRQNPHHVHEW
HKRVALHQGRPREIINTYTEAVQTVDPFKATGKPHTLWVAFAKFYEDNGQLDDARVILEK
ATKVNFKQVDDLASVWCQCGELELRHENYDEALRLLRKATALPARRAEYFDGSEPVQNRV
YKSLKVWSMLADLEESLGTFQSTKAVYDRILDLRIATPQIVINYAMFLEEHKYFEESFKA
YERGISLFKWPNVSDIWSTYLTKFIARYGGRKLERARDLFEQALDGCPPKYAKTLYLLYA
QLEEEWGLARHAMAVYERATRAVEPAQQYDMFNIYIKRAAEIYGVTHTRGIYQKAIEVLS
DEHAREMCLRFADMECKLGEIDRARAIYSFCSQICDPRTTGAFWQTWKDFEVRHGNEDTI
KEMLRIRRSVQATYNTQVNFMASQMLKVSGSATGTVSDLAPGQSGMDDMKLLEQRAEQLA
AEAERDQPLRAQSKILFVRSDASREELAELAQQVNPEEIQLGEDEDEDEMDLEPNEVRLE
QQSVPAAVFGSLKED
Sequence of entity 12 (N), FASTA
>7A5P_12 Pre-mRNA-splicing factor SYF2 (chains N)
MAAIAASEVLVDSAEEGSLAAAAELAAQKREQRLRKFRELHLMRNEARKLNHQEVVEEDK
RLKLPANWEAKKARLEWELKEEEKKKECAARGEDYEKVKLLEISAEDAERWERKKKRKNP
DLGFSDYAAAQLRQYHRLTKQIKPDMETYERLREKHGEEFFPTSNSLLHGTHVPSTEEID
RMVIDLEKQIEKRDKYSRRRPYNDDADIDYINERNAKFNKKAERFYGKYTAEIKQNLERG
TAV

Primary citation

Structural Insights into the Roles of Metazoan-Specific Splicing Factors in the Human Step 1 Spliceosome. Bertram, K., El Ayoubi, L., Dybkov, O. et al. Mol Cell (2020) 80:127-139.e6. DOI 10.1016/j.molcel.2020.09.012 · PubMed

Other PDB entries of the same protein (UniProt Q6P2Q9 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 7A5P directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.