Structure of PDB 8cgu Chain Q Binding Site BS01

Receptor Information

>8cgu Chain Q (length=77) Species: 679895 (Escherichia coli BW25113)

RTLQGRVVSDKMEKSIVVAIERFVKHPIYGKFIKRTTKLHVHDENNECGI
GDVVEIRECRPLSKTKSWTLVRVVEKA

Ligand information

>8cgu Chain A (length=1047)

aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaauugcugacgaguggcggacggg
ugaguaaugucugggaaacugccugauggagggggauaacuacuggaaac
gguagcuaauaccgcauaacgucgcaagaccaaagagggggccucuugcc
aucggaugugcccagaugggauuagcuaguaggugggguaacggcucacc
uaggcgacgaucccuagcuggucugagaggaugaccagccacacuggaac
ugagacacgguccagacuccuacgggaggcagcaguggggaauauugcac
aaugggcgcaagccugaugcagccaugccgcguguaugaagaagcccuuc
ggguuguaaaguacuuucagcggggaggaagggaguaaaguuaauaccuu
ugcucauugacguuacccgcagaagaagcaccggcuaacuccgugccagc
agccgcgguaauacggagggugcaagcguuaaucggaauuacugggcgua
aagcgcacgcaggcgguuuguuaagucagaugugaaauccccgggcucaa
ccugggaacugcaucugauacuggcaagcuugagucucguagaggggggu
agaauuccagguguagcggugaaaugcguagagaucuggaggaauaccgg
uggcgaaggcggcccccuggacgaagacugacgcucaggugcgaaagcgu
ggggagcaaacaggauuagauacccugguaguccacgccguaaacgaugu
cgacuuggagguugugccggcguggcuuccggagcuaacgcguuaagucg
accgccuggggaguacggccgcaagguuaaaacucaaaugaauugacggg
gguuguacacaccgcccgucacaccaugggaguggguugcaaaagaagua
gguagcuuaaccuucgggagggcgcuuaccacuuugugauucaugacugg
ggugaagucguaacaagguaaccguaggggaaccugcgguuggauca

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8cgu Structural conservation of antibiotic interaction with ribosomes.
• Resolution: 1.89 Å
• Binding residue (original residue number in PDB): R6 S14 K16 M17 E18 K19 S20 R27 F28 K36 F37 R40 T41 T42 K43 L44 H45 E63 R65 P66 L67 S68 K69 T70 K71 S72 W73
• Binding residue (residue number reindexed from 1): R1 S9 K11 M12 E13 K14 S15 R22 F23 K31 F32 R35 T36 T37 K38 L39 H40 E58 R60 P61 L62 S63 K64 T65 K66 S67 W68

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0008270 zinc ion binding
• GO:0019843 rRNA binding
• GO:0070181 small ribosomal subunit rRNA binding

Biological Process

• GO:0000028 ribosomal small subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0046677 response to antibiotic

Cellular Component

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

External links

• PDB: RCSB:8cgu, PDBe:8cgu, PDBj:8cgu
• PDBsum: 8cgu
• PubMed: 37550453
• UniProt: P0AG63|RS17_ECOLI Small ribosomal subunit protein uS17 (Gene Name=rpsQ)