Structure of PDB 7k5i Chain f Binding Site BS01

Receptor Information

>7k5i Chain f (length=72) Species: 9606 (Homo sapiens)

KKRKKKSCTTPKKNKHKRKKVKLAVLKYYKVDENGKISRLRRECPSDECG
AGVFMASHFDRHYCGKCCLTYC

Ligand information

>7k5i Chain 2 (length=1665)

uaccugguugauccugccaguagcauaugcuugucucaaagauuaagcca
ugcaugucuaaguacgcacggccgguacagugaaacugcgaauggcucau
uaaaucaguuaugguuccuuuggucgcucguacuuggauaacugugguaa
uucuagagcuaauacaugccgacgggcgcugacccccuucgcggggggga
ugcgugcauuuaucaguggugacucuagauaaccucgggccgaucgcacg
ccggcggcgacgacccauucgaacgucugcccuaucaacuuucgauggua
gucgccgugccuaccauggugaccacgggugacggggaaucaggguucga
uuccggagagggagccugagaaacggcuaccacauccaaggaaggcagca
ggcgcgcaaauuacccacucccgacccggggagguagugacgaaaaauaa
caauacaggacucuuucgaggcccuguaauuggaaugaguccacuuuaaa
uccuuuaacgaggauccauuggagggcaagucuggugccagcagccgcgg
uaauuccagcuccaauagcguauauuaaaguugcugcaguuaaaaagcuc
guaguuggaucucucucggccgaagcguuuacuuugaaaaaauuagagug
uucaaagcaggccgccuggauaccgcagcuaggaauaauggaauaggacc
gcgguucuauuuuguugguuuucggaacugaggccaugauuaagagggac
ggccgggggcauucguauugcgccgcuagaggugaaauucuuggaccggc
gcaagacggaccagagcgaaagcauuugccaagaauguuuucauuaauca
agaacgaaagucggagguucgaagacgaucagauaccgucguaguuccga
ccauaaacgaugccgaccggcgaugcggcggcguuauucccaugacccgc
cgggcagcuuccgggaaaccaaagucuuuggguuccggggggaguauggu
ugcaaagcugaaacuuaaaggaauugacggaagggcaccaccaggagugg
agccugcggcuuaauuugacucaacacgggaaaccucacccggcccggac
acggacaggauugacagauugauagcucuuucucgauuccguggguggug
gugcauggccguucuuaguugguggagcgauuugucugguuaauuccgau
aacgaacgagacucuggcaugcuaacuaguuacgcgaccggucggcguaa
cuucuuagagggacaaguggcguucagccacccgagauugagcaauaaca
ggucugugaugcccuuagauguccggggcugcacgcgcgcuacacugacu
ggcucagcguguccuacgccggcaggcgcggguaacccguugaaccccau
ucgugauggggaucggggauugcaauuauuccccaugaacgaggaauucc
caguaagugcgggucauaagcuugcguugauuaagucccugcccuuugua
cacaccgcccgucgcuacuaccgauuggaugguuuagugaggcccucgga
ucggccccgccggggugcccuggcggagcgcugagaagacggucgaacuu
gacuaucuagaggaaguaaaagucguaacaagguuuccguaggugaaccu
gcggaaggaucauua

...<<<<<.[.((((>>>>><<<.<<<<<<...<.<<..<......<<<.
<<<..<<....<<....<<..........>>...>>.>>......<<...
.....<<<.<....<<....<<<<<.........<<.....<<.<<<...
..>>>.>>......>>.........<<<<...<<<<<<....>>>>>>..
.>>>><<..<<<<<...<......>..>>>>>......>>...<<<<.<<
<..>>>>>>>.>>.>>>...>>..>.>>>.<<<....<<<....<<<<<<
<.........>>>>>>>>>>......>>>...<<<.<<<<....>>>>..
..>>>.>>.<<.<<<..........>>>.>>.<.<<....>>.>...>>>
>>>.........<<<....<<<<...>>>>..>>>..>...>>.>.....
<<<..<<<<.<<<....>>>..>>>>...>>>......<<..<.......
....>..>>.........<<<<<((......<<<<.....<<..))>>..
.....>>>>.>>>>>..>>>>>>.>>>.........<.<((.....<.<<
...<<<.<<...<<.<<<..>>>>>...<<<<<<.<.......<<...<.
......>.<<<<.>>>>...>>......>.>>>..>>>........<.<<
.<<<<<<<...............>>>>>>>.>>.>....>>....<<<<<
<..<...<<<<..<<..<<<<<<<<...<<<......>>>......>>>>
>>>>..>>.......<<....>>...>>>>..>..>>>.>>>...>>>..
.>>.>....<<<<<<<...<...<<<<.<.....>.>>>>...>>>>>>>
>..........<<<.<<.<<<..<.<<<<<<.<<<<......>>>>>>>>
>>.>..>>>...<<..))>>...>>.....>>>.>.>.<<<......<<<
<....>>>>....>>>..)))).]<<<<<.<<<<<<<..<<..<<<<<..
<<<.<<<<<<......<<........>>..........<<<<<.<....<
<<<<........<<.<<<........>>>.>>......>>>>>.<.<<.<
<<..<<.<<<<<<....<<<.<<<<<....>>>...<<<......>>>..
.>>.>>>....<<<...<...<<<<..<<<<<<<<<<<..>>>.>>>>>>
>>..>>>>..>.....<<<<<.....>>>>>........>>>....>>>.
>>>.....>>>>>>>>....>.>>>>>...>>.>>>>.>>>.....<<.<
<<........<.<<<.<<<<....>>>>.>>>....>.........>>>.
>>......<.....<<<<<..........>>>>>.....>.....>>>>>
.....<<<<<<<<.......>>>>>>>>......>>...>>>>>>>>>>.
>>....<..<<.<..<<<<.<<....<<<<<<<<.<<<..<<<<.<<...
<<<<<<<<<<<<<<<..>>>>>>>>>.>.>>>>>...>>.>>>>..>>>.
>>>>>>>>...>>.>>>>...>.>>...>.....<<<<<<<<<....>>>
>>>>>>.........

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7k5i SARS-CoV-2 Nsp1 suppresses host but not viral translation through a bipartite mechanism.
• Resolution: 2.9 Å
• Binding residue (original residue number in PDB): K78 R80 K81 K83 T86 P88 K89 N91 K92 H93 R95 K97 K99 L100 K104 Y105 V130 F131 A133 H135 R138 Y140 G142 K143 T147
• Binding residue (residue number reindexed from 1): K1 R3 K4 K6 T9 P11 K12 N14 K15 H16 R18 K20 K22 L23 K27 Y28 V53 F54 A56 H58 R61 Y63 G65 K66 T70

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0031386 protein tag activity
• GO:0031625 ubiquitin protein ligase binding
• GO:0046872 metal ion binding

Biological Process

• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0016567 protein ubiquitination
• GO:0019941 modification-dependent protein catabolic process

Cellular Component

• GO:0005615 extracellular space
• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005730 nucleolus
• GO:0005737 cytoplasm
• GO:0005741 mitochondrial outer membrane
• GO:0005789 endoplasmic reticulum membrane
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0005886 plasma membrane
• GO:0010008 endosome membrane
• GO:0016020 membrane
• GO:0022626 cytosolic ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:0030666 endocytic vesicle membrane
• GO:0031982 vesicle
• GO:0032040 small-subunit processome
• GO:0045202 synapse
• GO:0070062 extracellular exosome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:7k5i, PDBe:7k5i, PDBj:7k5i
• PDBsum: 7k5i
• PubMed: 32995777
• UniProt: P62979|RS27A_HUMAN Ubiquitin-ribosomal protein eS31 fusion protein (Gene Name=RPS27A)