Structure of PDB 8xxm Chain SZ Binding Site BS01

Receptor Information
>8xxm Chain SZ (length=75) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RDKLNNLVLFDKATYDKLCKEVPNYKLITPAVVSERLKIRGSLARAALQE
LLSKGLIKLVSKHRAQVIYTRNTKG
Ligand information
>8xxm Chain S2 (length=1723) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
uaccugguugauccugccaguagcauaugcuugucucaaagauuaagcca
ugcaugucuaaguacgcacggccgguacagugaaacugcgaauggcucau
uaaaucaguuaugguuccuuuggucgcucgcuccucucccacuuggauaa
cugugguaauucuagagcuaauacaugccgacgggcgcugacccccuucg
cgggggggaugcgugcauuuaucaguggugacucuagauaaccucgggcc
gaucgcacgccccccguggcggcgacgacccauucgaacgucugcccuau
caacuuucgaugguagucgccgugccuaccauggugaccacgggugacgg
ggaaucaggguucgauuccggagagggagccugagaaacggcuaccacau
ccaaggaaggcagcaggcgcgcaaauuacccacucccgacccggggaggu
agugacgaaaaauaacaauacaggacucuuucgaggcccuguaauuggaa
ugaguccacuuuaaauccuuuaacgaggauccauuggagggcaagucugg
ugccagcagccgcgguaauuccagcuccaauagcguauauuaaaguugcu
gcaguuaaaaagcucguaguuggaucuuggcucucggccggggcccgaag
cguuuacuuugaaaaaauuagaguguucaaagcaggcccgagccgccugg
auaccgcagcuaggaauaauggaauaggaccgcgguucuauuuuguuggu
uuucggaacugaggccaugauuaagagggacggccgggggcauucguauu
gcgccgcuagaggugaaauucuuggaccggcgcaagacggaccagagcga
aagcauuugccaagaauguuuucauuaaucaagaacgaaagucggagguu
cgaagacgaucagauaccgucguaguuccgaccauaaacgaugccgaccg
gcgaugcggcggcguuauucccaugacccgccgggcagcuuccgggaaac
caaagucuuuggguuccggggggaguaugguugcaaagcugaaacuuaaa
ggaauugacggaagggcaccaccaggaguggagccugcggcuuaauuuga
cucaacacgggaaaccucacccggcccggacacggacaggauugacagau
ugauagcucuuucucgauuccgugggugguggugcauggccguucuuagu
ugguggagcgauuugucugguuaauuccgauaacgaacgagacucuggca
ugcuaacuaguuacgcgacccccgagcggucggcgucccccaacuucuua
gagggacaaguggcguucagccacccgagauugagcaauaacaggucugu
gaugcccuuagauguccggggcugcacgcgcgcuacacugacuggcucag
cgugugccuacccuacgccggcaggcgcggguaacccguugaaccccauu
cgugauggggaucggggauugcaauuauuccccaugaacgaggaauuccc
aguaagugcgggucauaagcuugcguugauuaagucccugcccuuuguac
acaccgcccgucgcuacuaccgauuggaugguuuagugaggcccucggau
cggccccgccggggucggcccacggcccuggcggagcgcugagaagacgg
ucgaacuugacuaucuagaggaaguaaaagucguaacaagguuuccguag
gugaaccugcggaaggaucauua
...<<<<<.[.((((>>>>><<<.<<<<<<...<.<<..<......<<<.
<<<..<<....<<....<<..........>>...>>.>>......<<...
.....<<<.<....<<....<<<<<..................<<.....
<<.<<<.....>>>.>>......>>.........<<<<...<<<<.....
...>>>>...>>>><<..<<<<<...<......>..>>>>>......>>.
..<<<<.<<<<......>>>>>>>>.>>.>>>...>>..>.>>>.<<<..
..<<<....<<<<<<<.........>>>>>>>>>>......>>>...<<<
.<<<<....>>>>....>>>.>>.<<.<<<..........>>>.>>.<.<
<....>>.>...>>>>>>.........<<<....<<<<...>>>>..>>>
..>...>>.>.....<.<<<<<<<.<<<....>>>.>>.>>>>.>..>..
...<<..<...........>..>>.........<<<<<((....<.<<<<
.....<<..))>>.......>>>>>>>>>>..>>>>>>.>>>........
.<.<((.....<.<<...<<<.<<......<<.<.............>>>
...<<<<<<.<.......<<...<.......>.<<<<.......>>>>..
.>>......>.>>>..>>>........<.<<.<<<.<<<...........
....>>>.>>>.>>.>....>>....<<<<<<..<...<<<<..<<<.<<
<<<<<<...<<<......>>>......>>>>>>>>.>>>.......<<..
..>>...>>>>..>..>>>.>>>...>>>...>>.>....<<<<<<<...
<...<<<<.<.....>.>>>>...>>>>>>>>..........<<<.<<.<
<<..<.<<<<<<.<<<<......>>>>>>>>>>.>..>>>...<<..))>
>...>>.....>>>.>.>.<<<......<<<<....>>>>....>>>..)
))).]<<<<<.<<<<<<<..<<..<<<<<..<<<.<<<<<<......<<.
.......>>..........<<<<<.<....<<<<<<.......<<.<<<.
.......>>>.>>.....>>>>>>...<<.<<<..<<.<<<<<<....<<
<.<<<<<....>>>...<<<......>>>...>>.>>>....<<<...<.
..<<<<..<<<<<<<<<<<<.......>>>>.>>>>.....>>>>..>>>
>..>.....<<<<<.....>>>>>........>>>....>>>.>>>....
.>>>>>>>.....>.>>>>>...>>.>>>>.>>>.....<<.<<<.....
...<.......<<<.<<<<....>>>>.>>>....>.........>>>.>
>......<...<.<<<<<..........>>>>>>....>.....>>>>>.
....<<<<<<<<.......>>>>>>>>......>>...>>>>>>>>>>.>
>....<..<<.<..<<<<.<<.....<..<<<<.<<<..<<<<.<<...<
<<<<...<<.....................>>.....>>>>>...>>.>>
>>..>>>.>>>>.>.....>>.>>>>...>.>>...>.....<<<<<<<<
<....>>>>>>>>>.........
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8xxm Human tumor suppressor PDCD4 directly interacts with ribosomes to repress translation.
Resolution3.2 Å
Binding residue
(original residue number in PDB)		K43 R80 G81 S82 R85 H103 R104
Binding residue
(residue number reindexed from 1)		K3 R40 G41 S42 R45 H63 R64
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:0002181 cytoplasmic translation
GO:0006364 rRNA processing
GO:0006412 translation
GO:0042274 ribosomal small subunit biogenesis
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005730 nucleolus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005840 ribosome
GO:0014069 postsynaptic density
GO:0015935 small ribosomal subunit
GO:0022626 cytosolic ribosome
GO:0022627 cytosolic small ribosomal subunit
GO:0045202 synapse
GO:0070062 extracellular exosome
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:8xxm, PDBe:8xxm, PDBj:8xxm
PDBsum8xxm
PubMed38641729
UniProtP62851|RS25_HUMAN Small ribosomal subunit protein eS25 (Gene Name=RPS25)

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