Structure of PDB 8ekb Chain 2S Binding Site BS01

Receptor Information

>8ekb Chain 2S (length=110) Species: 300852 (Thermus thermophilus HB8)

RLTAYERRKFRVRNRIKRTGRLRLSVFRSLKHIYAQIIDDEKGVTLVSAS
SLALKLKGNKTEVARQVGRALAEKALALGIKQVAFDRGPYKYHGRVKALA
EGAREGGLEF

Ligand information

>8ekb Chain 2A (length=2800)

agaugguaagggcccacgguggaugccucggcacccgagccgaugaagga
cguggcuaccugcgauaagccagggggagccgguagcgggcguggauccc
uggauguccgaaugggggaacccggccggcgggaacgccggucaccgcgc
ugcgcggggggaaccuggggaacugaaacaucucaguacccagaggagag
gaaagagaaaucgacucccugaguagcggcgagcgaaaggggaccagccu
aaaccguccggcuuguccgggcggggucguggggcccucggacaccgaau
ccccagccuagccgaagcuguugggaagcagcgccagagagggugaaagc
cccguaggcgaaagguggggggauaggugaggguacccgaguaccccgug
guucguggagccaugggggaaucugggcggaccaccgccuaaggcuaagu
acuccgggugaccgauagcgcaccaguaccgugagggaaaggugaaaaga
accccgggaggggagugaaauagagccugaaaccgugggcuuacaagcag
ucacggccccggggguuguggcgugccuauugaagcaugagccggcgacu
cacggucgugggcgagcuuaagccguugaggcggaggcguagggaaaccg
aguccgaacagggcgcaagcgcgcaaaguccgcggccguggacccgaaac
cgggcgagcuagcccuggccagggugaagcuggggugagacccaguggag
gcccgaaccggugggggaugcaaaccccucggaugagcuggggcuaggag
ugaaaagcuaaccgagcccggagauagcugguucuccccgaaaugacuuu
agggucagccucaggcgcugacuggggccuguagagcacugauagggcua
gggggcccaccagccuaccaaacccugucaaacuccgaagggucccaggu
ggagccugggagugagggcgcgagcgauaacguccgcguccgagcgcggg
aacaaccgagaccgccagcuaaggcccccaagucugggcuaagugguaaa
ggauguggcgccgcguggcgccgcgccgaaaaugaucggggcuuaagccc
agcgccgaagcugcgggucuggggccccaggcgguaggggagcguucccg
augccgaugaaggccgacccgcgagggcggcuggagguaagggaagugcg
aaugccggcaugaguaacgauaaagagggugagaaucccucucgccguaa
gcccaaggguuccuacgcaauggucgucagcguaggguuaggcgggaccu
aaggugaagccgaaaggcguagccgaagggcagccgguuaauauuccggc
ccuucccgcaggugcgauggggggacgcucuaggcuagggggaccggagc
cauggacgagcccggccagaagcgcagggugggagguaggcaaauccgcc
ucccaacaagcucugcgugguggggaagcccgcgggugacaaccccccga
agccagggagccaagaaaagccucuaagcacaaccugcgggaacccguac
cgcaaaccgacacaggugggcgggugcaagagcacucaggcgcgcgggag
aacccucgccaaggaacucugcaaguuggccccguaacuucgggagaagg
ggugcucccuggggugaugagccccggggagccgcagugaacaggcucug
gcgacuguuuaccaaaaacacagcucucugcgaacucguaagaggaggua
uagggagcgacgcuugcccggugccggaaggucaaggggaggggugcaag
ccccgaaccgaagccccggugaacggcggccguaacuauaacgguccuaa
gguagcgaaauuccuugucggguaaguuccgaccugcacgaaaagcguaa
cgaccggagcgcugucucggcgagggacccggugaaauugaacuggccgu
gaagaugcggccuacccguggcaggacgaaaagaccccguggagcuuuac
ugcagccugguguuggcucuuggucgcgccugcguaggauaggugggagc
cugugaacccccgccuccgggugggggggaggcgccggugaaauaccacc
cuggcgcggcugggggccuaacccucggauggggggacagcgcuuggcgg
gcaguuugacuggggcggucgccuccuaaaagguaacggaggcgcccaaa
gguccccucaggcgggacggaaauccgccggagagcgcaaggguagaagg
gggccugacugcgaggccugcaagccgagcaggggcgaaagccgggccua
gugaaccgguggucccguguggaagggccaucgaucaacggauaaaaguu
accccggggauaacaggcugaucucccccgagcguccacagcggcgggga
gguuuggcaccucgaugucggcucgucgcauccuggggcugaagaagguc
ccaaggguugggcuguucgcccauuaaagcggcacgcgagcuggguucag
aacgucgugagacaguucggucucuauccgccacgggcgcaggaggcuug
aggggggcucuuccuaguacgagaggaccggaagggacgcaccucugguu
ucccagcugucccuccaggggcauaagcuggguagccaugugcggaaggg
auaaccgcugaaagcaucuaagcgggaagcccgccccaagaugaggccuc
ccggcagccgguaaggacccgggaagaccacccgguggaugggccggggg
uguaagcgccgcgaggcguugagccgaccggucccaaucguccgaggucu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8ekb Insights into the molecular mechanism of translation inhibition by the ribosome-targeting antibiotic thermorubin.
• Resolution: 2.7 Å
• Binding residue (original residue number in PDB): R3 L4 R9 R10 F12 R13 N16 R17 I18 T21 R23 F87 R89 K93 Y94 R106 F112
• Binding residue (residue number reindexed from 1): R1 L2 R7 R8 F10 R11 N14 R15 I16 T19 R21 F85 R87 K91 Y92 R104 F110

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0008097 5S rRNA binding
• GO:0019843 rRNA binding

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8ekb, PDBe:8ekb, PDBj:8ekb
• PDBsum: 8ekb
• PubMed: 36546783
• UniProt: Q5SHQ4|RL18_THET8 Large ribosomal subunit protein uL18 (Gene Name=rplR)