Structure of PDB 6q9a Chain i Binding Site BS01

Receptor Information
>6q9a Chain i (length=205) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ARYLGPKLKLSRREGTDLFLKSGVRAIDTKCKIEQAPGQHGARKPRLSDY
GVQLREKQKVRRIYGVLERQFRNYYKEAARLKGNTGENLLALLEGRLDNV
VYRMGFGATRAEARQLVSHKAIMVNGRVVNIASYQVSPNDVVSIREKAKK
QSRVKAALELAEQREKPTWLEVDAGKMEGTFKRKPERSDLSADINEHLIV
ELYSK
Ligand information
>6q9a Chain 2 (length=1534) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacg
aguggcggacgggugaguaaugucugggaaacugccugauggagggggau
aacuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagag
ggggaccuucgggccucuugccaucggaugugcccagaugggauuagcua
guaggugggguaacggcucaccuaggcgacgaucccuagcuggucugaga
ggaugaccagccacacuggaacugagacacgguccagacuccuacgggag
gcagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugc
cgcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagg
aagggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaag
caccggcuaacuccgugccagcagccgcgguaauacggagggugcaagcg
uuaaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaaguca
gaugugaaauccccgggcucaaccugggaacugcaucugauacuggcaag
cuugagucucguagagggggguagaauuccagguguagcggugaaaugcg
uagagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagac
ugacgcucaggugcgaaagcguggggagcaaacaggauuagauacccugg
uaguccacgccguaaacgaugucgacuuggagguugugcccuugaggcgu
ggcuuccggagcuaacgcguuaagucgaccgccuggggaguacggccgca
agguuaaaacucaaaugaauugacgggggcccgcacaagcgguggagcau
gugguuuaauucgaugcaacgcgaagaaccuuaccuggucuugacaucca
cggaaguuuucagagaugagaaugugccuucgggaaccgugagacaggug
cugcauggcugucgucagcucguguugugaaauguuggguuaagucccgc
aacgagcgcaacccuuauccuuuguugccagcgguccggccgggaacuca
aaggagacugccagugauaaacuggaggaagguggggaugacgucaaguc
aucauggcccuuacgaccagggcuacacacgugcuacaauggcgcauaca
aagagaagcgaccucgcgagagcaagcggaccucauaaagugcgucguag
uccggauuggagucugcaacucgacuccaugaagucggaaucgcuaguaa
ucguggaucagaaugccacggugaauacguucccgggccuuguacacacc
gcccgucacaccaugggaguggguugcaaaagaaguagguagcuuaaccu
ucgggagggcgcuuaccacuuugugauucaugacuggggugaagucguaa
caagguaaccguaggggaaccugcgguuggauca
........<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<....
.<<<.<<<..<<<..<<.<...<<<<<<<<<......>>>>>>.>>>.>.
.>>>>>......<<..<....<<<<<<<..<<...<<<<<<<.<.<<...
..<<<<<......>>>>>......>>.>.....<<<....>>>....<<<
<<<..<......>>>>>>>.>>>>>>>..>>.>>>>>>><<<....<<<.
.<<<<<<<.........>>>>>>>>>>......>>>..<<<<<<<<....
>>>>...>>>>>>>.<<<<<.<.........>>>>>>.<<<<....>>>>
...>>>>>>.........<<<....<<<<....>>>>..>>>..>>.>>>
>>>..<<<<.......<<<....>>>......>>>>...<.<<<<<....
..<.<<<<<<<<.......>>>>>>>>.>........>>>>>....>..<
<<<<(((...<<<<<.....<<.)))>>.......>>>>>>>>>>..>>>
>>>>>>..........<<<((.....<<<<...<<<.<<<<<<<.<<<<<
<<<<<......<<<<<<.....>>>>>>....>>>>>>>>..>>>>>>>>
>...<<<<<<<<...<<<<<<<....<<<<<<<<...<<<......>>>.
.....>>>>>>>>...........<<....>>.>>>>>>>..>>>>.>>>
>...>>>...>>>>....<<<<<<...<<...<<<<.<.....>.>>>>.
..>>>>>>>>..........<<<<<<.<<<<<<<<<<<<<.....>>>>>
>>>>>>>>..<<..))>>.....>>>>>>.>>>.<<<......<<<<...
.>>>>....>>>..)))).]<<<<<.<<<<<<<.<<.<<<<<<..<<<<<
<<<<<......<<........>>..........<<<<<<<......<<<<
<<<......<<<....>>>.................>>>>>.>>.<<<.<
<<..<<<<<<.......<<<<<<<<<....>>>..<<<<......>>>>.
.>>>>>>.....<<<<.<<<<<<<...<<..<<<.....>>>>>....>>
>>>>>.....<<<<<.....>>>>>........>>>>.........>>>.
..>>>>>>>>>...>>>>>>>...>>.>>>>>>>>.....<<<<<<<...
..<<<..<<...<<<....>>>...>>....>>>.....>>>>>>>....
..<....<<<<<<<........>>>>>>>....>.....>>>>>>....<
<<<<<<.........>>>>>>>......>>...>>>>>>>>>>.>>....
<..<<.<.<<<<.<<<..<<<<<<<<<<<<....<<<<<<.<<<<..<<.
...>>.>>>>>>>>>>...>>>>>>>>>>>>..>>>.>>>>..>.>>...
>.....<<<<<<<<<....>>>>>>>>>......
Receptor-Ligand Complex Structure
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PDB6q9a How a circularized tmRNA moves through the ribosome.
Resolution3.7 Å
Binding residue
(original residue number in PDB)		A2 R3 L5 P7 K8 L9 K10 R13 R14 K22 S23 R26 K31 C32 K33 Q36 G39 H41 L55 R56 K58 Q59 R62 L68 E69 R70 Q71 N74 R81 E113 R115 Q116 S119 H120 N131 I132 S134 Y135 K148 Q152 R154 E202 K206
Binding residue
(residue number reindexed from 1)		A1 R2 L4 P6 K7 L8 K9 R12 R13 K21 S22 R25 K30 C31 K32 Q35 G38 H40 L54 R55 K57 Q58 R61 L67 E68 R69 Q70 N73 R80 E112 R114 Q115 S118 H119 N130 I131 S133 Y134 K147 Q151 R153 E201 K205
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0000900 mRNA regulatory element binding translation repressor activity
GO:0003723 RNA binding
GO:0003735 structural constituent of ribosome
GO:0005515 protein binding
GO:0019843 rRNA binding
GO:0048027 mRNA 5'-UTR binding
Biological Process
GO:0000028 ribosomal small subunit assembly
GO:0002181 cytoplasmic translation
GO:0006353 DNA-templated transcription termination
GO:0006412 translation
GO:0006417 regulation of translation
GO:0031564 transcription antitermination
GO:0042254 ribosome biogenesis
GO:0042274 ribosomal small subunit biogenesis
GO:0045947 negative regulation of translational initiation
GO:0046677 response to antibiotic
GO:1990145 maintenance of translational fidelity
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005840 ribosome
GO:0015935 small ribosomal subunit
GO:0022627 cytosolic small ribosomal subunit
GO:1990904 ribonucleoprotein complex

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Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:6q9a, PDBe:6q9a, PDBj:6q9a
PDBsum6q9a
PubMed30765567
UniProtP0A7V8|RS4_ECOLI Small ribosomal subunit protein uS4 (Gene Name=rpsD)

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