9Q7Q: ABCE1-eRF1-rnc-AMD1C

ABCE1-eRF1-rnc-AMD1C. Determined by electron microscopy at 2.86 Å resolution. Released 4 Mar 2026.

Method
Electron microscopy
Resolution
2.86 Å
Organism
Oryctolagus cuniculus
Chains
86
Atoms
218,503
Mol. weight
5559.01 kDa
Ligands
MG, ZN
Released
4 Mar 2026

Explore 9Q7Q in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9Q7Q contains 565 α-helices and 599 β-strands across 79 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 0: 2 helices, 7 β-strands

ElementResiduesLengthSheet
α-helix88-925
α-helix101-1044
β-strand106-10831
β-strand114-11631
β-strand12012
β-strand13112
β-strand133-13423
β-strand139-14133
β-strand146-14833
Chain 6: 1 helix, 28 β-strands
ElementResiduesLengthSheet
β-strand5-11741
β-strand18-22542
β-strand31-35542
β-strand40-44542
β-strand54-59642
β-strand66-71643
β-strand77-82643
β-strand87-91543
β-strand97-101543
β-strand108-113644
β-strand120-124544
β-strand129-132444
β-strand140-141244
β-strand154-156345
β-strand164-168545
β-strand174-178545
β-strand183-188645
β-strand195-200646
β-strand206-211646
β-strand215-220646
β-strand226-231646
β-strand239-241347
β-strand247-252647
β-strand255-260647
β-strand266-270547
α-helix282-2854
β-strand286-291641
β-strand297-302641
β-strand307-312641
Chain 9: 2 helices, 3 β-strands
ElementResiduesLengthSheet
β-strand30-31279
α-helix33-353
β-strand38-39279
α-helix40-5011
β-strand53180
Chain a: 8 helices, 7 β-strands
ElementResiduesLengthSheet
α-helix3-53
α-helix7-104
α-helix42-487
β-strand72-74391
α-helix75-773
α-helix79-813
α-helix84-929
β-strand97-982167
β-strand100-102392
α-helix103-1064
β-strand110-112391
β-strand122-126592
β-strand128-129291
α-helix131-14010
β-strand142-146592
Chain A: 11 helices, 17 β-strands
ElementResiduesLengthSheet
α-helix3-53
α-helix6-127
α-helix30-323
α-helix34-374
β-strand40-491086
α-helix50-512
β-strand58-64786
β-strand71-77786
β-strand79187
β-strand83188
β-strand87-91586
β-strand101-103386
α-helix104-1063
α-helix1081
β-strand112-114386
β-strand116189
β-strand126189
β-strand134-140786
α-helix142-1443
β-strand145-149586
β-strand155-159586
β-strand163-166486
β-strand169187
α-helix174-1763
α-helix178-1792
α-helix182-19211
β-strand224-225290
β-strand237-238290
Chain AA: 7 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix84-885
α-helix90-912
α-helix93-964
α-helix98-1014
α-helix104-1118
α-helix112-1165
α-helix124-1274
Chain AB: 24 helices, 33 β-strands
ElementResiduesLengthSheet
β-strand5-10668
α-helix18-214
α-helix30-345
β-strand39-40269
β-strand49-50269
α-helix60-645
β-strand71-76668
α-helix77-793
β-strand85-86270
β-strand93-94270
β-strand105-109571
α-helix116-1238
α-helix140-1467
α-helix151-16111
β-strand167-168271
α-helix173-1753
β-strand183172
α-helix184-1907
α-helix198-2047
β-strand213172
α-helix219-23214
β-strand238-241471
α-helix249-26113
β-strand269-272471
α-helix276-2827
β-strand286-288371
β-strand289-290273
β-strand296-297270
β-strand298-299273
β-strand303171
α-helix305-31410
β-strand316174
β-strand323174
β-strand346175
β-strand355-357376
β-strand360-364576
β-strand370175
β-strand374-378577
α-helix385-3939
β-strand409-411377
α-helix424-4318
α-helix439-4413
α-helix442-4465
α-helix451-4533
α-helix466-47712
β-strand482-486577
α-helix494-51118
β-strand515-518477
α-helix522-5287
β-strand531-534477
β-strand535-537376
β-strand543-545376
β-strand549177
α-helix551-56111
β-strand566-568378
β-strand575-577378
α-helix583-5919
Chain b: 6 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix12-187
α-helix37-4812
α-helix49-513
α-helix55-7319
α-helix91-10010
α-helix106-11611

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
Ribosomal protein S27a0protein156Oryctolagus cuniculusG1SK22 (AlphaFold model)
AMD1 C-tail1protein32Oryctolagus cuniculus
tRNA2RNA76Oryctolagus cuniculus
mRNA4RNA11Oryctolagus cuniculus
28S rRNA5RNA7224Oryctolagus cuniculus
RACK16protein317Oryctolagus cuniculusG1SJB4 (AlphaFold model)
5S rRNA7RNA120Oryctolagus cuniculus
5.8S rRNA8RNA156Oryctolagus cuniculus
eS299protein56Oryctolagus cuniculusG1U7M4 (AlphaFold model)
Ribosomal protein L8Aprotein257Oryctolagus cuniculusG1TT27 (AlphaFold model)
Ribosomal protein L3Bprotein403Oryctolagus cuniculusG1TL06
60S ribosomal protein L4Cprotein413Oryctolagus cuniculusG1SVW5

74 more molecules are not listed.

Sequence of entity 1 (0), FASTA
>9Q7Q_1 Ribosomal protein S27a (chains 0)
MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYN
IQKESTLHLVLRLRGGAKKRKKKSYTTPKKNKHKRKKVKLAVLKYYKVDENGKISRLRRE
CPSDECGAGVFMASHFDRHYCGKCCLTYCFNKPEDK
Sequence of entity 2 (1), FASTA
>9Q7Q_2 AMD1 C-tail (chains 1)
XXXXXXXXXXXXSVIFLQVSSKIPHRQGFRPH
Sequence of entity 3 (2), FASTA
>9Q7Q_3 tRNA (chains 2)
GGCCAUGGUGGCGUAAGGGUAACGCGUCACACUAUGGAUGUGAAGAUUCUAGGUUCGACU
CCUGGCUGUUGCUCCA
Sequence of entity 4 (4), FASTA
>9Q7Q_4 mRNA (chains 4)
CCUCAUUAGGU
Sequence of entity 5 (5), FASTA
>9Q7Q_5 28S rRNA (chains 5)
UGGGAAGAGGCGCUGGGGGGGGGGCGGUGUGCCGCUGGCGGUGGUGACGGGGUGUGGGGC
GUGUGCUGGUCGCGCGUCUCCCCCUCGCCGUCUCGGGCUCCGCUCCCUUGGCUCCUCUCG
CCCCCUCCCCCCACUCCAUGCCGCUGCCACCUCCCCCCGCCCCUCGUCUUGUCUCUCCAU
CCCGGGGCCCGUCAUCCCUCUCUCCGUUGGAGGUCCCGGCCGCCCCGGAGCCACCUGGGC
GCGGAGGAGGGAGGAGGAGGUUGUCCCCUCCCACGCACGCCUCGGGGCCGUCGCCGUCCU
CCCGCCUUUCCCUCUCCCCCUACCCCUUCUGCCGCACUCCUCUCACCCCCAACUUCGUGG
CGUCCCGAGAGGGCCUCGAGGUCUGUGUGUGCUUGUCGUUGGCGAUGGGGGUUGUUGGGG
GUGGACGAGGGGGCGUGUGCCGUCGCUGCCGCGUGGCCGUGGCGGUCCGGGUUGGCCGGU
GGGGUGCGUCUGGGUGGUGCGUGUGCGCCUCUUGCCCUCCUCUUCCGUCUCCGGCGUCCG
UCUGAGCUCCCCGGUCCCCUGUGGCCGGGGGGCGGGCGUCGGGCGGGGGGGGGUGUCUGG
AGGUGGCCUCGGUGCCACCUCCCGUGCCUCAUCCGGUUUCCCCGCCGUCGUCCUCGCGCG
CGGCUUGCACCGCUUCCCCCUCCCCCCAACUUCUCCUCCCGCCUCUCCUCCAGGUACCUA
GCGCGUUCCGGCGCGGAGGUUUAAAGACCCCCGGGGGUGUACCGCCUGUCCGCCUCGGGG
UCGGGGCGGCGGGCCUGUGGGGAGUCGGGCGGGUCCCGUCCCGUCCGUCCUCCCCCUGAC
UCCGCUCCUCCUGCCCGGCCGAGGCGGGGGCGCUCGCUCGCGCGCCGCGCAGCCUCUCGC
GGCGGCUGCCGUCGGGAAAGGGGCGCCUGACCCGGCGGUGGUGUCGUGCCGCGAGAGGGG
UGCGCGCGGGGGCGUCGCGUCCUUGUCCCGUGCCGUGUCGGGGGGGGCGGGAGCCCCCUG
GGCGCCUGUGGGGUCGUCUGCGUGCUCGCGGGCGCGCCCCGCGUCGAAACCCACCGACCC
CUCCCAGAGUCUUUCAUUGUGUCCAGUCUACUGGCCUGCCCGAGGCAACCCCUUCUCUUC
UGUGGGUAGGGGAUGGUGCUGUGCCAGGCUUUCCCUUGACGGGAAAGAGCCAAAAAAAAC
CUCGUACGACUCUUAGCGGUGGAUCACUCGGCUCGUGCGUCGAUGAAGAACGCAGCUAGC
UGCGAGAAUUAAUGUGAAUUGCAGGACACAUUGAUCAUCGACACUUCGAACGCACUUGCG
GCCCCGGGUUCCUCCCGGGGCUACGCCUGUCUGAGCGUCGCUUGACGAUCAAUCGCCCCC
GGGUGGGUGCCUCGCGCCUCCCCGGGUUGCGCGGCUGGGGGUUUCUGAUCGCAGGGUCUG
UAUUUUUUGCCCUCCGUCCCCCUAAGUGCAGAUGGUGGCCCACUGGCCCCCGACUCCACC
CUCCCUCUCCUCGUCCUUUCCUCGUCUCGCGACUGUCCCGCGCGCCACCGGCCCCUUCCC
CCGUGCCGCCUCCCUCCUUCCCCGUCGCCCGCCCGCCCUCCCGUCCGGCAGGGGGCCUCC
CCACGCGCCCUAGUGGCGCGGAGGUGGUUGUGCCCCCCCCCGGCGGGAGAUGGCGUUCGG
GUGGCGGGGCGGGGAAGUGGAGGUGGGUGUGGGGGCGGGCAAGGCCGCCGGGGGGGCAUG
GUGCGAGGGGAGUGGGGGGGGCGUGUCUGCGGGCCGUGGUGCCGGCUGCCAGCGAGAGGU
GGUGAGCACGCGCGUGUGCGUUGGGGGGACCGAGGCCGCGGAAUCGGUAAGGGAAGCGCC
CCACGCCGUCUCGGCGUGGGUCCCCCCGGCCGCGGUCCCCGUCCCUCCGUCGGGAGAGCU
CGUUCGUGCUGUGCGCGGUCGCGGCGGGGGGAGAAGGGGGUGGUGGCGGCGCGGCGAGCG
CCGGGAGCGGGGUGGCAGGUGGCUGUCUCCUCCCCCGCCGGUGUGCGCCAGGUGCGCCUC
GGCGGGGGUCAUGGGGAGGCCCCGGGCCUCUCCGCCCCCCGCGCGUCUUGGCGCGCCGGC
CCAUGCAUCCAUCCGUCCUUCGCUCCCGCGGCGCCGGGGUCGGCUCGUGCCGAGGCCGGG
UCGGCGCGCGUGUGGUCGCGCCUCGGGGAUGCGUGCCCCGGCGGCGGCCCGCGGGACGCC
GCGGCGUCGUCCGUCCGUCGCCCGUCUACCCUCGGGGGGUGCUCCCGCCGCUCCGCCGGC
CCCGAGGAGACCCCGGCCUUGGCCGUUGGCGUGGCUCGUGUCUCCCGCUGCCCGCUCCUC
UGCCUCUCCCUGCCUGCCUGCCUUCCUUCCUUCGUCCCUCCCUCCCUCCGAGACGCGACC
UCAGAUCAGACGUGGCGACCCGCUGAAUUUAAGCAUAUUAGUCAGCGGAGGAAAAGAAAC
UAACCAGGAUUCCCUCAGUAACGGCGAGUGAACAGGGAAGAGCCCAGCGCCGAAUCCCCG
CCCCGCGGUGGGGCGCGGGAAAUGUGGCGUACGGAAGACCCACUCCCCGGCGCCGCUCGU
GGGGGGCCCAAGUCCUUCUGAUCGAGGCCCAGCCCGUGGACGGUGUGAGGCCGGUAGCGG
CCCCCGGCGCGCCGGGCCCGGGUCUUCCCGGAGUCGGGUUGCUUGGGAAUGCAGCCCAAA
GCGGGUGGUAAACUCCAUCUAAGGCUAAAUACCGGCACGAGACCGAUAGUCAACAAGUAC
CGUAAGGGAAAGUUGAAAAGAACUUUGAAGAGAGAGUUCAAGAGGGCGUGAAACCGUUAA
GAGGUAAACGGGUGGGGUCCGCGCAGUCCGCCCGGAGGAUUCAACCCGGCGGCGGGGUCC
GGCCGUGCCGGCGGUCUCGGCGGAUCUUUCCCGCUCCCCGUUCCUCCCGACCCCUCCACC
CGCUCCCCCUCCCCCGCCGGUCUUCUCCCUUCACGGGGGGUGGGUCGGCGGGUGCGGGGG
UGGGCGGGCGGGGCCGGGGGUGGGGUCGGCGGGGGACCGCCCCCCGGCCGGCGACCGGCC
GCCGCCGGGCGCAUUUCCACCGCGGCGGUGCGCCGCGACCGGCUCCGGGACGGCUGGGAA
GGCCCCGGCGGGGAAGGUGGCCCGGGGGGACGCCUCGCCGCCGUCGUCCGCGGCGGCGGC
GGGCGCGACCCCUCCCCGGGUGUUACAGCCCCGCCCCGGCAGCAGCAGCUCGCCGAAUCC
CGGGGCCGAGGGAGCGAGACCUGUGUCGCCGCGCUCUCCCCCCUCCCGGCGCUCCCCCCC
GCGGGGGUCCCCCGCGAGGGGGCUCCCCCCGCGGGGGCGCGCCGGUGUCGCCGCCCUCGC
GGGCGCGGCACGGGGGGGCCGGGCCGCCCCUCCCACGGCGCGACCGCUCUCCCGGCCCCC
GCCGCCGCCUCUUCGGGCGUGCGGCGGGGGUGGGGCGGACUGUCCCCAGUGCGCCCCGGG
CGUGUCACGCCGUCGGGCUCGGGGGAGAAGUCGGCCACGGCGCGUCGCGCGCCUCCGCGU
CCCCCCCUCGCCGUCUCCGGGCGGCGGGGGGGGGUUUCGGCGCGGUGUUCUCGGCGCGCG
CGCGCGAGCGAGCGCACGGGGUCGGCGGCGAUGUCGGCUACCCACCCGACCCGUCUUGAA
ACACGGACCAAGGAGUCUAACACGUGCGCGAGUCGGGGGCUCGCACGAAAGCCGCCGUGG
CGCAAUGAAGGUGAAGGCCGGCGGCGGCUUCCCGCCGUCGUCGGCCGAGGUGGGAUCCCG
AGGCCCUUCCAGUCCGCCGAGGGCGCACCACCGGCCCGUCUCGCCCGCCGCGCCGGGGAG
GUGGAGCACGAGCGCACGUGUUAGGACCCGAAAGAUGGUGAACUAUGCCUGGGCAGGGCG
AAGCCAGAGGAAACUCUGGUGGAGGUCCGUAGCGGUCCUGACGUGCAAAUCGGUCGUCCG
ACCUGGGUAUAGGGGCGAAAGACUAAUCGAACCAUCUAGUAGCUGGUUCCCUCCGAAGUU
UCCCUCAGGAUAGCUGGCGCUCUCGCAACCCCGCAGUUUUAUCCGGUAAAGCGAAUGAUU
AGAGGUCUUGGGGCCGAAACGAUCUCAACCUAUUCUCAAACUUUAAAUGGGUAAGAAGCC
CGGCUCGCUGGCGUGGAGCCGGGCGUGGAAUGCGAGUGCCUAGUGGGCCACUUUUGGUAA
GCAGAACUGGCGCUGCGGGAUGAACCGAACGCCGGGUUAAGGCGCCCGAUGCCGACGCUC
AUCAGACCCCAGAAAAGGUGUUGGUUGAUAUAGACAGCAGGACGGUGGCCAUGGAAGUCG
GAAUCCGCUAAGGAGUGUGUAACAACUCACCUGCCGAAUCAACUAGCCCUGAAAAUGGAU
GGCGCUGGAGCGUCGGGCCCAUACCCGGCCGUCGCUGGCAGUCGGCAGAGCGAGAAAGAG
AGUGGAGCGCGCCGCGGGACUCCCCCCGCGGGGGUCCCCGGCCACCCCCCCCCCGCGGAC
GCUACGCCGCGACGAGUAGGAGGGCCGCUGCGGUGAGCCUUGAAGCCUAGGGCGCGGGCC
CGGGUGGAGCCGCCGCAGGUGCAGAUCUUGGUGGUAGUAGCAAAUAUUCAAACGAGAACU
UUGAAGGCCGAAGUGGAGAAGGGUUCCAUGUGAACAGCAGUUGAACAUGGGUCAGUCGGU
CCUGAGAGAUGGGCGAGCGCCGUUCCGAAGGGACGGGCGAUGGCCUCCGUUGCCCUCAGC
CGAUCGAAAGGGAGUCGGGUUCAGAUCCCCGAAUCCGGAGUGGCGGAGAUGGGCGCCGCG
AGGCGUCCAGUGCGGUAACGCGACCGAUCCCGGAGAAGCCGGCGGGAGCCCCGGGGAGAG
UUCUCUUUUCUUUGUGAAGGGCAGGGCGCCCUGGAAUGGGUUCGCCCCGAGAGAGGGGCC
CGUGCCUUGGAAAGCGUCGCGGUUCCGGCGGCGUCCGGUGAGCUCUCGCUGGCCCUUGAA
AAUCCGGGGGAGAGGGUGUA
Sequence of entity 6 (6), FASTA
>9Q7Q_6 RACK1 (chains 6)
MTEQMTLRGTLKGHNGWVTQIATTPQFPDMILSASRDKTIIMWKLTRDETNYGIPQRALR
GHSHFVSDVVISSDGQFALSGSWDGTLRLWDLTTGTTTRRFVGHTKDVLSVAFSSDNRQI
VSGSRDKTIKLWNTLGVCKYTVQDESHSEWVSCVRFSPNSSNPIIVSCGWDKLVKVWNLA
NCKLKTNHIGHTGYLNTVTVSPDGSLCASGGKDGQAMLWDLNEGKHLYTLDGGDIINALC
FSPNRYWLCAATGPSIKIWDLEGKIIVDELKQEVISTSSKAEPPQCTSLAWSADGQTLFA
GYTDNLVRVWQVTIGTR
Sequence of entity 7 (7), FASTA
>9Q7Q_7 5S rRNA (chains 7)
GUCUACGGCCAUACCACCCUGAACGCGCCCGAUCUCGUCUGAUCUCGGAAGCUAAGCAGG
GUCGGGCCUGGUUAGUACUUGGAUGGGAGACCGCCUGGGAAUACCGGGUGCUGUAGGCUU
Sequence of entity 8 (8), FASTA
>9Q7Q_8 5.8S rRNA (chains 8)
CGACUCUUAGCGGUGGAUCACUCGGCUCGUGCGUCGAUGAAGAACGCAGCUAGCUGCGAG
AAUUAAUGUGAAUUGCAGGACACAUUGAUCAUCGACACUUCGAACGCACUUGCGGCCCCG
GGUUCCUCCCGGGGCUACGCCUGUCUGAGCGUCGCU
Sequence of entity 9 (9), FASTA
>9Q7Q_9 eS29 (chains 9)
MGHQQLYWSHPRKFGQGSRSCRVCSNRHGLIRKYGLNMCRQCFRQYAKDIGFIKLD
Sequence of entity 10 (A), FASTA
>9Q7Q_10 Ribosomal protein L8 (chains A)
MGRVIRGQRKGAGSVFRAHVKHRKGAARLRAVDFAERHGYIKGIVKDIIHDPGRGAPLAK
VVFRDPYRFKKRTELFIAAEGIHTGQFVYCGKKAQLNIGNVLPVGTMPEGTIVCCLEEKP
GDRGKLARASGNYATVISHNPETKKTRVKLPSGSKKVISSANRAVVGVVAGGGRIDKPIL
KAGRAYHKYKAKRNCWPRVRGVAMNPVEHPFGGGNHQHIGKPSTIRRDAPAGRKVGLIAA
RRTGRLRGTKTVQEKEN
Sequence of entity 11 (B), FASTA
>9Q7Q_11 Ribosomal protein L3 (chains B)
MSHRKFSAPRHGSLGFLPRKRSSRHRGKVKSFPKDDPSKPVHLTAFLGYKAGMTHIVREV
DRPGSKVNKKEVVEAVTIVETPPMVVVGIVGYVETPRGLRTFKTVFAEHISDECKRRFYK
NWHKSKKKAFTKYCKKWQDDAGKRQLDKDFSSMKKYCQVIRVLAHTQMRLLPLRQKKAHL
MEIQVNGGTVAEKLDWARERLEQQVPVSQVFGQDEMIDVIGVTKGKGYKGVTSRWHTKKL
PRKTHRGLRKVACIGAWHPARVAFSVARAGQKGYHHRTEINKKIYKIGQGYLIKDGKLIK
NNASTDYDLSDKSINPLGGFVHYGEVTNDFVMLKGCVVGTKKRVLTLRKSLLVQTKRRAL
EKIDLKFIDTTSKFGHGRFQTVEEKKAFMGPLKKDRIAKEEGA
Sequence of entity 12 (C), FASTA
>9Q7Q_12 60S ribosomal protein L4 (chains C)
MACARPLISVYSEKGESSGKNVTLPAVFKAPIRPDIVNFVHTNLRKNNRQPYAVSELAGH
QTSAESWGTGRAVARIPRVRGGGTHRSGQGAFGNMCRGGRMFAPTKTWRRWHRRVNTTQK
RYAICSALAASALPALVMSKGHRIEEVPELPLVVEDKVEGYKKTKEAVLLLKKLKAWNDI
KKVYASQRMRAGKGKMRNRRRIQRRGPCVIYNEDNGIVKAFRNIPGITLLNVTKLNILKL
APGGHVGRFCIWTESAFRKLDDLYGTWRKAASLKSNYNLPMHKMLNTDLSRILKSPEIQR
ALRAPRKKIHRRVLKKNPLKNLRIMLKLNPYAKTMRRNTILRQARNHKLRVERAAAALAA
KSDPKEAPAKKKPVVGKKKKPVVGRKAAAAKKPAADKKAADKRAGPEDKKPAA

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg291
ZNZinc ionZn6

Primary citation

Mechanism of ribosome stalling by the AMD1 C-terminal tail arrest peptide. Maldosevic, E., Boiocchi, F.S., Swirski, M.I. et al. Sci Adv (2026) 12:eaec5067-eaec5067. DOI 10.1126/sciadv.aec5067 · PubMed

Other PDB entries of the same protein (UniProt G1SK22 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 9Q7Q 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.