4V3P: G protein beta subunit

The molecular structure of the left-handed supra-molecular helix of eukaryotic polyribosomes. Determined by electron microscopy at 34.0 Å resolution. Released 22 Apr 2015.

Method
Electron microscopy
Resolution
34.0 Å
Organism
Triticum aestivum
Chains
87
Atoms
195,694
Mol. weight
3001.44 kDa
Released
22 Apr 2015

Explore 4V3P in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4V3P contains 443 α-helices and 438 β-strands across 81 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 La: 2 helices, 2 β-strands

ElementResiduesLengthSheet
β-strand241119
β-strand441119
α-helix63-653
α-helix66-9631
Chain LA: 8 helices, 13 β-strands
ElementResiduesLengthSheet
α-helix3-53
β-strand11-12278
α-helix23-264
β-strand34-40778
β-strand52-53278
β-strand56179
β-strand67-70480
α-helix74-818
β-strand85-87380
α-helix89-913
α-helix92-976
β-strand104-107480
α-helix112-12312
β-strand136180
α-helix140-14910
β-strand151179
β-strand154-156378
β-strand161-168878
α-helix173-19018
β-strand202-205478
β-strand213-215378
Chain Lb: 3 helices, 2 β-strands
ElementResiduesLengthSheet
β-strand74-752145
β-strand89-902145
α-helix95-10612
α-helix112-1165
α-helix119-1279
Chain LB: 8 helices, 19 β-strands
ElementResiduesLengthSheet
α-helix4-52
α-helix6-94
β-strand37182
β-strand42-511083
β-strand56-62783
β-strand75-77383
α-helix781
β-strand79184
β-strand83167
β-strand87-89383
β-strand90185
β-strand101-103385
α-helix104-1063
α-helix1081
β-strand111-114485
β-strand116186
β-strand126186
β-strand134-138585
β-strand146-149485
β-strand155-158485
β-strand163-166485
α-helix1681
β-strand169184
α-helix182-1909
β-strand224-225287
α-helix2301
β-strand237-238287
Chain Lc: 7 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix8-125
α-helix16-3924
α-helix42-7433
α-helix83-886
α-helix91-955
α-helix101-1044
α-helix119-1224
Chain LC: 13 helices, 23 β-strands
ElementResiduesLengthSheet
α-helix9-102
β-strand43141
β-strand45-581442
β-strand72-80942
β-strand84-931043
α-helix941
β-strand96144
β-strand98144
β-strand100-106743
α-helix113-1164
α-helix134-1374
α-helix139-15618
β-strand159-166843
α-helix168-1703
β-strand180-185643
β-strand186141
α-helix191-20212
β-strand206143
α-helix208-2103
β-strand217-223742
α-helix224-2252
β-strand226-230545
α-helix232-2365
α-helix238-2414
β-strand271-274445
β-strand277-284842
β-strand287-290442
α-helix3111
β-strand315146
β-strand319146
β-strand324-329642
β-strand339-344642
β-strand360-363442
β-strand369147
β-strand371147
α-helix376-3838
Chain Ld: 2 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix39-4810
α-helix51-566
Chain LD: 20 helices, 9 β-strands
ElementResiduesLengthSheet
β-strand8-9252
β-strand12153
β-strand26-27252
α-helix28-292
α-helix30-334
α-helix38-5013
α-helix117-1204
α-helix121-13414
α-helix138-1447
β-strand156-158353
α-helix168-17811
α-helix181-1855
β-strand192-193254
α-helix197-2004
β-strand205-206254
β-strand212-215453
α-helix224-2274
β-strand233-236453
α-helix237-2393
α-helix242-2454
α-helix247-2493
β-strand255-258453
α-helix259-2624
α-helix307-3137
α-helix318-3258
α-helix333-3408
α-helix351-3544
α-helix358-38326
α-helix390-40314

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

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
G protein beta subunitSaprotein380Triticum aestivumQ8LNY6 (AlphaFold model)
40S ribosomal protein SASAprotein260Triticum aestivum
Putative 40S ribosomal protein S3SBprotein208Triticum aestivumQ8L804 (AlphaFold model)
40S ribosomal protein S4SDprotein200Triticum aestivum
40S ribosomal protein S2SEprotein263Triticum aestivum
40S ribosomal protein S5SFprotein191Triticum aestivum
40S ribosomal protein S16SIprotein126Triticum aestivum
40S ribosomal protein S20SJprotein128Triticum aestivum
40S ribosomal protein S14SKprotein119Triticum aestivum
40S ribosomal protein S23SLprotein142Triticum aestivum
40S ribosomal protein S18SMprotein152Triticum aestivum
40S ribosomal protein S13-1SOprotein121Triticum aestivum

72 more molecules are not listed.

Sequence of entity 1 (Sa), FASTA
>4V3P_1 G protein beta subunit (chains Sa)
MASVAELKEKHAAATASVNSLRERLRQRRQTLLDTDVEKYSKAQGRTAVSFNPTDLVCCR
TLQGHSGKVYSLDWTPEKNWIVSASQDGRLIVWNALTSQKTHAIKLHCPWVMECAFAPNG
QSVACGGLDSACSIFNLSSQADRDGNMPVSRVLTGHKGYASSCQYVPDQETRLITGSGDQ
TCVLWDVTTGQRISIFGSEFPSGHTADVLSLSINSLNANMFISGSCDTTVRLWDLRITSR
AVRTYHGHEGDINSVKFFPDGQRFGTGSDDGTCRLFDMRTGHQLQVYNREPDRNDNELPI
VTSVAFSISGRLLFAGYSNGDCYVWDTLLAEMVLNLGTLQNSHEGRISCLGLSSDGSALC
TGSWDKNLKIWAFSGHRKIV
Sequence of entity 2 (SA), FASTA
>4V3P_2 40S ribosomal protein SA (chains SA)
MAAEGGAAARALSQREQDIQMMLAADVHLGTKNCDFQMERYVYKRRTDGIYIINLGKTWE
KLQLAARVIVAIENPQDIIVQSARPYGQRAVLKFAQYTGAHAIAGRHTPGTFTNQLQTSF
SEPRLLILTDPRTDHQPIKESALGNIPTIAFCDTDSPMRYVDIGIPANNKGKQSIGCLFW
LLARMVLQMRGTILPGHKWDVMVDLFFYRDPEEAKEQEEEEAALVAPDYGAVAEYAAPAA
DTWGGEWGTDAAAQPAAIPA
Sequence of entity 3 (SB), FASTA
>4V3P_3 Putative 40S ribosomal protein S3 (chains SB)
VSDGVFYAELNEMLTRELAEDGYSGVEVRVTPMRTEIIIRATRTQNVLGEKGRRIRELTS
VVQKRFNFLENGVELYAEKVVNRGLCAIAQAESLRYKLLGGLAVRRACYGVLRFVMESGA
KGCEVIVSGKLRAQRAKSMKFKDGYMISSGQPVNEYIDAAVRHVLLRQGVLGIKVKIMLD
WDPKGKLGPTTPLPDLVTIHPPKEENEL
Sequence of entity 4 (SD), FASTA
>4V3P_4 40S ribosomal protein S4 (chains SD)
PLILIIRNRLKYALTYREVISILMQRHVLVDGKVRTDKTYPAGFMDVISIPKTGENYRLL
YDTKGRFRLQSVKDEDAKFKLCKVRSVQFGQKGIPYLNTYDGRTIRYPDPIIKANDTIKI
DLETNKIVDFIKFDVGNVVMVTGGRNTGRVGVIKNREKHKGSFETIHVEDALGHQFATRL
GNVFTIGKGNKPWVSLPKGK
Sequence of entity 5 (SE), FASTA
>4V3P_5 40S ribosomal protein S2 (chains SE)
MAERGGERGGERGGFGRGFGRGGRGDRGGRRGGRRGPRQEEEKWVPVTKLGRLVKEGRFS
KIEEIYLHSLPVKEHQIVETLVPGLKDEVMKITPVQKQTRAGQRTRFKAFVVVGDNNGHV
GLGVKCAKEVATAIRGAIILAKLSVVPVRRGYWGNKIGQPHTVPCKVTGKCGSVTVRMVP
APRGSGIVAARVPKKVLQFAGIEDVFTSSRGSTKTLGNFVKATFDCLMKTYGFLTPDFWR
DTKFVKSPFQEYTDLLAKPTKAL
Sequence of entity 6 (SF), FASTA
>4V3P_6 40S ribosomal protein S5 (chains SF)
QVVKLFNCWSFEDVQVNDISLADYLAVSSTKHATYLPHTAGRYSAKRFRKAQCPLVERLT
NSLMMHGRNNGKKIMAVRIVKHAMEIIHLLTDANPIQVIVDAIINSGPREDATRIGSAGA
VRRQAVDISPLRRVNQAIYLLTTGARESAFRNIKTIAECLADELINAAKGSSNSYAIKKK
DEIERVAKANR
Sequence of entity 7 (SI), FASTA
>4V3P_7 40S ribosomal protein S16 (chains SI)
AVSYCKPGRGLIKVNGVPIELIRPEMLRLKAFEPILLAGRSRFKDIDMRIRVRGGGKTSQ
IYAIRQAIAKALVAYYQKYVDEASKKEVKDIFARYDRTLLVADPRRCEPKKFGGRGARAR
FQKSYR
Sequence of entity 8 (SJ), FASTA
>4V3P_8 40S ribosomal protein S20 (chains SJ)
MAAADVAYAPPMKSGKIGFESSQEVQHRIRITLSSKSVKNLEKVCGDLVKGAKDKSLKVK
GPVRMPTKVLHITTRKSPCGEGTNTWDRFEMRVHKRVIDLVSSADVVKQITSITIEPGVE
VEVTISDQ
Sequence of entity 9 (SK), FASTA
>4V3P_9 40S ribosomal protein S14 (chains SK)
IFASFNDTFIHVTDLSGRETLVRITGGMKVKADRDESSPYAAMLASQDVAQRCKELGITA
LHIKLRATGGNKTKTPGPGAQSALRALARSGMKIGRIEDVTPVPTDSTRRKGGRRGRRL
Sequence of entity 10 (SL), FASTA
>4V3P_10 40S ribosomal protein S23 (chains SL)
MGKTRGMGAGRKLKTHRRNQRWADKAYKKSHLGNEWKKPFAGSSHAKGIVLEKIGIEAKQ
PNSAIRKCARVQLVKNGKKIAAFVPNDGCLNFIEENDEVLIAGFGRKGHAVGDIPGVRFK
VVKVSGVSLLALFKEKKEKPRS
Sequence of entity 11 (SM), FASTA
>4V3P_11 40S ribosomal protein S18 (chains SM)
MSLIAGEEFQHILRVLNTNVDGKQKIMFALTSIKGVGRRFSNIVCKKADIDMNKRAGELS
AEEMDRLMAVVHNPRQFKVPDWFLNRKKDYKDGRFSQVVSNAVDMKLRDDLERLKKIRNH
RGLRHYWGVRVRGQHTKTTGRRGKTVGVSKKR
Sequence of entity 12 (SO), FASTA
>4V3P_12 40S ribosomal protein S13-1 (chains SO)
ADVEEMIMKAAKKGQMPSQIGVVLRDQHGIPLVKSVTGSKILRILKAHGLAPEIPEDLYF
LIKKAVAIRKHLERNRKDKDSKFRLILVESRIHRLARYYKRTKKLPPTWKYESTTASTLV
A

Primary citation

The molecular structure of the left-handed supra-molecular helix of eukaryotic polyribosomes. Myasnikov, A.G., Afonina, Z.A., Menetret, J.F. et al. Nat Commun (2014) 5:5294-5294. DOI 10.1038/ncomms6294 · PubMed

Other PDB entries of the same protein (UniProt Q8LNY6 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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