Structure of PDB 5iwa Chain R Binding Site BS01

Receptor Information
>5iwa Chain R (length=71) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RKAKVKATLGEFDLRDYRNVEVLKRFLSETGKILPRRRTGLSAKEQRILA
KTIKRARILGLLPFTEKLVRK
Ligand information
>5iwa Chain A (length=1509) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aaauuggagaguuugauccuggcucagggugaacgcuggcggcgugccua
agacaugcaagucgugcgggccgcgggguuuuacuccguggucagcggcg
gacgggugaguaacgcgugggugaccuacccggaagagggggacaacccg
gggaaacucgggcuaaucccccauguggacccgccccuuggggugugucc
aaagggcuuugcccgcuuccggaugggcccgcgucccaucagcuaguugg
ugggguaauggcccaccaaggcgacgacggguagccggucugagaggaug
gccggccacaggggcacugagacacgggccccacuccuacgggaggcagc
aguuaggaaucuuccgcaaugggcgcaagccugacggagcgacgccgcuu
ggaggaagaagcccuucgggguguaaacuccugaacccgggacgaaaccc
ccgacgaggggacugacgguaccgggguaauagcgccggccaacuccgug
ccagcagccgcgguaauacggagggcgcgagcguuacccggauucacugg
gcguaaagggcguguaggcggccuggggcgucccaugugaaagaccacgg
cucaaccgugggggagcgugggauacgcucaggcuagacggugggagagg
gugguggaauucccggaguagcggugaaaugcgcagauaccgggaggaac
gccgauggcgaaggcagccaccugguccacccgugacgcugaggcgcgaa
agcguggggagcaaaccggauuagauacccggguaguccacgcccuaaac
gaugcgcgcuaggucucugggucuccugggggccgaagcuaacgcguuaa
gcgcgccgccuggggaguacggccgcaaggcugaaacucaaaggaauuga
cgggggcccgcacaagcgguggagcaugugguuuaauucgaagcaacgcg
aagaaccuuaccaggccuugacaugcuagggaacccgggugaaagccugg
ggugccccgcgaggggagcccuagcacaggugcugcauggccgucgucag
cucgugccgugagguguuggguuaagucccgcaacgagcgcaacccccgc
cguuaguugccagcgguucggccgggcacucuaacgggacugcccgcgaa
agcgggaggaaggaggggacgacgucuggucagcauggcccuuacggccu
gggcgacacacgugcuacaaugcccacuacaaagcgaugccacccggcaa
cggggagcuaaucgcaaaaaggugggcccaguucggauuggggucugcaa
cccgaccccaugaagccggaaucgcuaguaaucgcggaucagccaugccg
cggugaauacguucccgggccuuguacacaccgcccgucacgccauggga
gcgggcucuacccgaagucgccgggagccuacgggcaggcgccgagggua
gggcccgugacuggggcgaagucguaacaagguagcuguaccggaaggug
cggcuggau
........<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<..<.
.<<<.<<<..<<<..<<.<<<<<<<<<<<...>>>>>>>>>>>.>>>>>.
.....<<.......<<<<<<<<..<<...<<<<<<<.<<<<<....<<<<
<......>>>>>.....>>>>>...<<<<<.<<<<<....>>>>>.>>>>
>..<<<<...>>>>.>>>>>>>..>>>>>>>>>><<<....<<<..<<<<
<<<<.......>>>>>>>>>>>......>>>..<<<<<<<<....>>>>.
..>>>>.>>.<<<<<.<.........>>>>>>.<<<<<..>>>>>...>>
>>>>>........<<<....<<<<....>>>>..>>>..>>.>>>>>>..
<<<<......<<<<....>>>>.....>>>>....<<<<<......<.<<
<<.....>>>>..>.......>>>>>......<<<<<(((...<<<<<..
...<<.)))>>.......>>>>>>>>>>..>>>>>>>>>..........<
<<((.....<<<<...<<<.<<<<<<<.<<<<<<<<<<......<<<<<<
.....>>>>>>....>>>>>>>>..>>>>>>>>>...<<<<<<<<...<<
<<<<<....<<<<<<<.<..<<<......>>>.....>.>>>>>>>....
.......<<....>>.>>>>>>>..>>>>>.>>>...>>>...>>>>...
.<<<<<<...<<...<<<<.........>>>>...>>>>>>>>.......
...<<<<<<..<<<<<<<<<<...>>>>>>>>>>...<<..))>>.....
>>>>>>.>>>.<<<......<<<<....>>>>....>>>..)))).]<<<
<<.<<<<<<<.<<.<<<<<<..<<<<<<<<<<......<<........>>
..........<<<<<<<......<<<<<<<<..<<<<<<<....>>>>>>
>...<<<<....>>>>..>>>>>>>>.<<<.<<<..<<<<<<.......<
<<<<<<<<....>>>..<<<<......>>>>..>>>>>>.....<<<<.<
<<<<<<..<<<..<<<.....>>>>>>...>>>>>>>.....<<<<<...
.>>>>>........>>>>.........>>>...>>>>>>>>>...>>>>>
>>...>>.>>>>>>>>.....<<<<<<<.....<<<..<<..<<<<....
>>>>..>>....>>>.....>>>>>>>......<....<<<<<<<.....
...>>>>>>>....>.....>>>>>>....<<<<<<<..........>>>
>>>>......>>...>>>>>>>>>>.>>....<..<<...<<<<.<<...
<<<<<<<<<<<<<...<.<<<<....<<<....>>>.>>>>.>..>>>>>
>>>>>>>>...>>.>>>>....>>...>.....<<<<<<<<<....>>>>
>>>>>....
Receptor-Ligand Complex Structure
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PDB5iwa Inhibition of translation initiation complex formation by GE81112 unravels a 16S rRNA structural switch involved in P-site decoding.
Resolution3.5 Å
Binding residue
(original residue number in PDB)
K49 I50 R53 A60 K61 Q63 R64 K68 K71 R72 R74 I75 F81
Binding residue
(residue number reindexed from 1)
K32 I33 R36 A43 K44 Q46 R47 K51 K54 R55 R57 I58 F64
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003735 structural constituent of ribosome
Biological Process
GO:0006412 translation
Cellular Component
GO:0005840 ribosome

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:5iwa, PDBe:5iwa, PDBj:5iwa
PDBsum5iwa
PubMed27071098
UniProtQ5SLQ0|RS18_THET8 Small ribosomal subunit protein bS18 (Gene Name=rpsR)

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