Structure of PDB 8xxm Chain SH Binding Site BS01

Receptor Information

>8xxm Chain SH (length=186) Species: 9606 (Homo sapiens)

SAKIVKPNGEKPDEFESGISQALLELEMNSDLKAQLRELNITAAKEIEVG
GGRKAIIIFVPVPQLKSFQKIQVRLVRELEKKFSGKHVVFIAQRRILPKP
TRKKNKQKRPRSRTLTAVHDAILEDLVFPSEIVGKRIRVKLDGSRLIKVH
LDKAQQNNVEHKVETFSGVYKKLTGKDVNFEFPEFQ

Ligand information

>8xxm Chain S2 (length=1723)

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

Structure summary

• PDB: 8xxm Human tumor suppressor PDCD4 directly interacts with ribosomes to repress translation.
• Resolution: 3.2 Å
• Binding residue (original residue number in PDB): V66 P67 R98 R99 P102 K103 T105 R106 K107 K111 K113 Q114 K115 R116 P117 R118 S119 R120 T121 L122 T123
• Binding residue (residue number reindexed from 1): V62 P63 R94 R95 P98 K99 T101 R102 K103 K104 K106 Q107 K108 R109 P110 R111 S112 R113 T114 L115 T116

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003730 mRNA 3'-UTR binding
• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0019901 protein kinase binding
• GO:0048027 mRNA 5'-UTR binding
• GO:1990948 ubiquitin ligase inhibitor activity

Biological Process

• GO:0001843 neural tube closure
• GO:0002181 cytoplasmic translation
• GO:0006364 rRNA processing
• GO:0006412 translation
• GO:0010628 positive regulation of gene expression
• GO:0014033 neural crest cell differentiation
• GO:0042274 ribosomal small subunit biogenesis
• GO:0050821 protein stabilization
• GO:1902255 positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator
• GO:1904667 negative regulation of ubiquitin protein ligase activity
• GO:2000059 negative regulation of ubiquitin-dependent protein catabolic process

Cellular Component

• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005730 nucleolus
• GO:0005737 cytoplasm
• GO:0005783 endoplasmic reticulum
• GO:0005813 centrosome
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0005856 cytoskeleton
• GO:0005925 focal adhesion
• GO:0016020 membrane
• GO:0022626 cytosolic ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:0032040 small-subunit processome
• GO:0032991 protein-containing complex
• GO:0045202 synapse
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8xxm, PDBe:8xxm, PDBj:8xxm
• PDBsum: 8xxm
• PubMed: 38641729
• UniProt: P62081|RS7_HUMAN Small ribosomal subunit protein eS7 (Gene Name=RPS7)