Structure of PDB 8ppk Chain c Binding Site BS01

Receptor Information
>8ppk Chain c (length=65) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SRVQPIKLARVTKVLGRTGSQGQCTQVRVEFMDDTSRSIIRNVKGPVREG
DVLTLLESEREARRL
Ligand information
>8ppk Chain 2 (length=1771) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
uaccugguugauccugccaguagcauaugcuugucucaaagauuaagcca
ugcaugucuaaguacgcacggccgguacagugaaacugcgaauggcucau
uaaaucaguuaugguuccuuuggucgcucguacuuggauaacugugguaa
uucuagagcuaauacaugccgacgggcgcugacccccuucgcggggggga
ugcgugcauuuaucagaucaaaaccaacccggugccggcggcuuugguga
cucuagauaaccucgggccgaucgcacgccccccguggcggcgacgaccc
auucgaacgucugcccuaucaacuuucgaugguagucgccgugccuacca
uggugaccacgggugacggggaaucaggguucgauuccggagagggagcc
ugagaaacggcuaccacauccaaggaaggcagcaggcgcgcaaauuaccc
acucccgacccggggagguagugacgaaaaauaacaauacaggacucuuu
cgaggcccuguaauuggaaugaguccacuuuaaauccuuuaacgaggauc
cauuggagggcaagucuggugccagcagccgcgguaauuccagcuccaau
agcguauauuaaaguugcugcaguuaaaaagcucguaguuggaucuuggg
agcgggcggccguccccgccccgccucucggcgccccggggcccgaagcg
uuuacuuugaaaaaauuagaguguucaaagcaggcccgagccgccuggau
accgcagcuaggaauaauggaauaggaccgcgguucuauuuuguugguuu
ucggaacugaggccaugauuaagagggacggccgggggcauucguauugc
gccgcuagaggugaaauucuuggaccggcgcaagacggaccagagcgaaa
gcauuugccaagaauguuuucauuaaucaagaacgaaagucggagguucg
aagacgaucagauaccgucguaguuccgaccauaaacgaugccgaccggc
gaugcggcggcguuauucccaugacccgccgggcagcuuccgggaaacca
aagucuuuggguuccggggggaguaugguugcaaagcugaaacuuaaagg
aauugacggaagggcaccaccaggaguggagccugcggcuuaauuugacu
caacacgggaaaccucacccggcccggacacggacaggauugacagauug
auagcucuuucucgauuccgugggugguggugcauggccguucuuaguug
guggagcgauuugucugguuaauuccgauaacgaacgagacucuggcaug
cuaacuaguuacgcgacccccgagcggucggcgucccccaacuucuuaga
gggacaaguggcguucagccacccgagauugagcaauaacaggucuguga
ugcccuuagauguccggggcugcacgcgcgcuacacugacuggcucagcg
ugugccuacccuacgccggcaggcgcggguaacccguugaaccccauucg
ugauggggaucggggauugcaauuauuccccaugaacgaggaauucccag
uaagugcgggucauaagcuugcguugauuaagucccugcccuuuguacac
accgcccgucgcuacuaccgauuggaugguuuagugaggcccucggaucg
gccccgccggggucggcccacggcccuggcggagcgcugagaagacgguc
gaacuugacuaucuagaggaaguaaaagucguaacaagguuuccguaggu
gaaccugcggaaggaucauua
...<<<<<...[[[[>>>>>[[[.((((((.....{{.........[[[.
[[[..<<....<<....<<..........>>...>>.>>......{{...
.....[[[......{{....[[[{..........<<.....<<.<<<...
..>>>.>>......>>.........<<<<...<<<<<<....>>>>>>..
.>>>>[[..(((((.....<<<<<<<<<<<<<..>>>>.......<....
..>..)))))......]]...<<<<.<<<<......>>>>>>>>..}.]]
]...}}....]]].<<<....<<<....<<<<<<<.........>>>>>>
>>>>......>>>...<<<.<<<<....>>>>....>>>.}}.<<.<<<.
.........>>>.>>.<.<<....>>.>...]]]]]].........<<<.
...<<<<...>>>>..>>>......}}.......<<<<<<<<<.<<<...
.>>>..>>>>>>.>>>......<<..<...........>..>>.......
..<<<<<((......<<<<.....<<..))>>.......>>>>.>>>>>.
.)))))).]]]............{{.......{{...[[[.[[....<<<
.<.<<<<<..>>>>>.>.>>>.<<...<<<..<<<<<>>>>>.>>>.>>.
.<<<<<<.<.......<<...<.......>.<<<<.......>>>>...>
>......>.>>>..>>>........{.[[.(((((((.....>>>>>>>>
>.))))))).]].}....]]....<<<<<<..<...<<<<..<<..<<<<
<<<<...<<<......>>>......>>>>>>>>..>>.......<<....
>>...>>>>..>..>>>.>>>...]]]...}}......<<<<<<<...<.
..<<<<.<.....>.>>>>...>>>>>>>>..........<<<.<<.<<<
..<.<<<<<<.<<<<<....>>>>>>>>>>>.>..>>>...<<..}}>>.
..>>.....>>>.....<<<......<<<<....>>>>....>>>..]]]
]..<<<<<.<<<<<<<..<<..<<<<<..<<<.<<<<........<<...
.....>>..........<<<<<......<<<<<<.......<<.<<<...
.....>>>.>>.....>>>>>>.<.<<.<<<..<<.<<<<<<....<<<.
<<<<<....>>>...<<<......>>>...>>.>>>....<<<...<...
<<<<..<<<<<<<<<<<<.......>>>>.>>>>.....>>>>..>>>>.
.>.....<<<<<.....>>>>>........>>>....>>>.>>>.....>
>>>>>>>......>>>>>......>>>>.>>>.....<<.<<<.......
.<.......<<<.<<<<....>>>>.>>>....>.........>>>.>>.
...........<<<<<..........>>>>>...........>>>>>...
..<<<<<<<<.......>>>>>>>>......>>...>>>>>>>>>>.>>.
......<<.<..<<<<.<<....<<<<<<<<.<<<..<<<<.<<...<<<
<<.<<<<<<<<<<<<.....>>>>>>>>>>>>...>>>>>...>>.>>>>
..>>>.>>>>>>>>...>>.>>>>...>.>>.........<<<<<<<<<.
...>>>>>>>>>.........
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8ppk Universal features of Nsp1-mediated translational shutdown by coronaviruses.
Resolution2.98 Å
Binding residue
(original residue number in PDB)
R20 S23 Q24 G25
Binding residue
(residue number reindexed from 1)
R17 S20 Q21 G22
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0003735 structural constituent of ribosome
GO:0005515 protein binding
Biological Process
GO:0000028 ribosomal small subunit assembly
GO:0002181 cytoplasmic translation
GO:0006364 rRNA processing
GO:0006412 translation
GO:0030490 maturation of SSU-rRNA
GO:0042254 ribosome biogenesis
GO:0042274 ribosomal small subunit biogenesis
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005730 nucleolus
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005791 rough endoplasmic reticulum
GO:0005829 cytosol
GO:0005840 ribosome
GO:0015935 small ribosomal subunit
GO:0022627 cytosolic small ribosomal subunit
GO:0032040 small-subunit processome
GO:0045202 synapse
GO:0070062 extracellular exosome
GO:0098556 cytoplasmic side of rough endoplasmic reticulum membrane
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:8ppk, PDBe:8ppk, PDBj:8ppk
PDBsum8ppk
PubMed37802027
UniProtP62857|RS28_HUMAN Small ribosomal subunit protein eS28 (Gene Name=RPS28)

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