Structure of PDB 8ekc Chain k Binding Site BS01

Receptor Information

>8ekc Chain k (length=117) Species: 562 (Escherichia coli)

RKQVSDGVAHIHASFNNTIVTITDRQGNALGWATAGGSGFRGSRKSTPFA
AQVAAERCADAVKEYGIKNLEVMVKGPGPGRESTIRALNAAGFRITNITD
VTPIPHDGCRPPKKRRV

Ligand information

>8ekc Chain a (length=1528)

aauugaagaguuugaucauggcucagauugaacgcuggcggcaggccuaa
cacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacga
guggcggacgggugaguaaugucugggaaacugccugauggagggggaua
acuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagagg
gggaccuucgggccucuugccaucggaugugcccagaugggauuagcuag
uaggugggguaacggcucaccuaggcgacgaucccuagcuggucugagag
gaugaccagccacacuggaacugagacacgguccagacuccuacgggagg
cagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugcc
gcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagga
agggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaagc
accggcuaacuccgugccagcagccgcgguaauacggagggugcaagcgu
uaaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaagucag
augugaaauccccgggcucaaccugggaacugcaucugauacuggcaagc
uugagucucguagagggggguagaauuccagguguagcggugaaaugcgu
agagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagacu
gacgcucaggugcgaaagcguggggagcaaacaggauuagauacccuggu
aguccacgccguaaacgaugucgacuuggagguugugccggcguggcuuc
cggagcuaacgcguuaagucgaccgccuggggaguacggccgcaagguua
aaacucaaaugaauugacgggggcccgcacaagcgguggagcaugugguu
uaauucgaugcaacgcgaagaaccuuaccuggucuugacauccacggaag
uuuucagagaugagaaugugccuucgggaaccgugagacaggugcugcau
ggcugucgucagcucguguugugaaauguuggguuaagucccgcaacgag
cgcaacccuuauccuuuguugccagcgguccggccgggaacucaaaggag
acugccagugauaaacuggaggaagguggggaugacgucaagucaucaug
gcccuuacgaccagggcuacacacgugcuacaauggcgcauacaaagaga
agcgaccucgcgagagcaagcggaccucauaaagugcgucguaguccgga
uuggagucugcaacucgacuccaugaagucggaaucgcuaguaaucgugg
aucagaaugccacggugaauacguucccgggccuuguacacaccgcccgu
cacaccaugggaguggguugcaaaagaaguagguagcuuaaccuucggga
gggcgcuuaccacuuugugauucaugacuggggugaagucguaacaaggu
aaccguaggggaaccugcgguuggauca

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8ekc 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): N28 N29 G39 N40 A41 W44 T46 K87 I116 H118 X119 C121 R122 K125 R127 R128
• Binding residue (residue number reindexed from 1): N16 N17 G27 N28 A29 W32 T34 K75 I104 H106 X107 C109 R110 K113 R115 R116

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0019843 rRNA binding
• GO:0070181 small ribosomal subunit rRNA binding

Biological Process

• GO:0002181 cytoplasmic translation
• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8ekc, PDBe:8ekc, PDBj:8ekc
• PDBsum: 8ekc
• PubMed: 36546783
• UniProt: P0A7R9|RS11_ECOLI Small ribosomal subunit protein uS11 (Gene Name=rpsK)