Structure of PDB 8ekb Chain 2i Binding Site BS01

Receptor Information

>8ekb Chain 2i (length=127) Species: 300852 (Thermus thermophilus HB8)

EQYYGTGRRKEAVARVFLRPGNGKVTVNGQDFNEYFQGLVRAVAALEPLR
AVDALGHFDAYITVRGGGKSGQIDAIKLGIARALVQYNPDYRAKLKPLGF
LTRDARVVERKKYGKHKARRAPQYSKR

Ligand information

>8ekb Chain 2a (length=1503)

uuggagaguuugauccuggcucagggugaacgcuggcggcgugccuaaga
caugcaagucgugcgggccgcgggguacuccguggucagcggcggacggg
ugaguaacgcgugggugaccuacccggaagagggggacaacccggggaaa
cucgggcuaaucccccauguggacccgccccuugggguguguccaaaggg
cuuugcccgcuuccggaugggcccgcgucccaucagcuaguugguggggu
aauggcccaccaaggcgacgacggguagccggucugagaggauggccggc
cacaggggcacugagacacgggccccacuccuacgggaggcagcaguuag
gaaucuuccgcaaugggcgcaagccugacggagcgacgccgcuuggagga
agaagcccuucgggguguaaacuccugaacccgggacgaaacccccgacg
aggggacugacgguaccgggguaauagcgccggccaacuccgugccagca
gccgcgguaauacggagggcgcgagcguuacccggauucacugggcguaa
agggcguguaggcggccuggggcgucccaugugaaagaccacggcucaac
cgugggggagcgugggauacgcucaggcuagacggugggagaggguggug
gaauucccggaguagcggugaaaugcgcagauaccgggaggaacgccgau
ggcgaaggcagccaccugguccacccgugacgcugaggcgcgaaagcgug
gggagcaaaccggauuagauacccggguaguccacgcccuaaacgaugcg
cgcuaggucucugggucuccugggggccgaagcuaacgcguuaagcgcgc
cgccuggggaguacggccgcaaggcugaaacucaaaggaauugacggggg
cccgcacaagcgguggagcaugugguuuaauucgaagcaacgcgaagaac
cuuaccaggccuugacaugcuagggaacccgggugaaagccuggggugcc
ccgcgaggggagcccuagcacaggugcugcauggccgucgucagcucgug
ccgugagguguuggguuaagucccgcaacgagcgcaacccccgccguuag
uugccagcgguucggccgggcacucuaacgggacugcccgcgaaagcggg
aggaaggaggggacgacgucuggucagcauggcccuuacggccugggcga
cacacgugcuacaaugcccacuacaaagcgaugccacccggcaacgggga
gcuaaucgcaaaaaggugggcccaguucggauuggggucugcaacccgac
cccaugaagccggaaucgcuaguaaucgcggaucagccaugccgcgguga
auacguucccgggccuuguacacaccgcccgucacgccaugggagcgggc
ucuacccgaagucgccgggagccuacgggcaggcgccgaggguagggccc
gugacuggggcgaagucguaacaagguagcuguaccggaaggugcggcug
gau

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

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): Q3 Y5 R9 E12 V14 R16 F18 R20 Y36 Q38 R66 G67 G68 G69 K70 S71 Q73 R83 R93 T103 R104 A106 R107 V108 V109 E110 R111 K112 K113 Y114 G115 H117 R120 R121 Q124 Y125 S126 R128
• Binding residue (residue number reindexed from 1): Q2 Y4 R8 E11 V13 R15 F17 R19 Y35 Q37 R65 G66 G67 G68 K69 S70 Q72 R82 R92 T102 R103 A105 R106 V107 V108 E109 R110 K111 K112 Y113 G114 H116 R119 R120 Q123 Y124 S125 R127

Gene Ontology

Molecular Function

• GO:0000049 tRNA binding
• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:0015935 small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8ekb, PDBe:8ekb, PDBj:8ekb
• PDBsum: 8ekb
• PubMed: 36546783
• UniProt: P80374|RS9_THET8 Small ribosomal subunit protein uS9 (Gene Name=rpsI)